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21-10-2022

Attackers Abusing Various Remote Control Tools

https://asec.ahnlab.com/en/40263

Actors/Campaigns:
Kimsuky
Darkside
Ta505

Threats:
Anydesk_tool
Remcos_rat
Teamviewer_tool
Metasploit_tool
Avemaria_rat
Sbit_rat
Redline_stealer
Nanocore_rat
Gh0st_rat
Asyncrat_rat
Quasar_rat
Nukesped_rat
Appleseed
Cobalt_strike
Meterpreter_tool
Conti
Todesk_tool
Rudesktop_tool
Smokeloader
Ammyyadmin_tool
Flawedammyy
Mimikatz_tool
Clop
Sweetpotato_tool
Tightvnc_tool
Tigervnc_tool
Tinynuke
Hvnc_tool
Hiddenvnc_tool
Tmate_tool
Xmrig_miner
Tsunami_botnet
Hildegard
Radmin_tool
Malware/mdp.download.m1197
Bazarbackdoor

Industry:
Financial

Geo:
Russian, Chinese

IOCs:
File: 3
Hash: 2
Url: 6

Softs:
ms-sql

Functions:
SetWindowsTextW
#ParsedReport
21-10-2022

Trends in Web Threats: Old Web Skimmer Still Active Today

https://unit42.paloaltonetworks.com/web-threat-trends-web-skimmer

Industry:
Financial

Geo:
Japan, Emea, America, Africa, Russia, Germany, Australia, Apac

IOCs:
Domain: 3
File: 2
Url: 1
IP: 4
Hash: 2

Languages:
javascript

YARA: Found
#ParsedReport
21-10-2022

OnionPoison: YouTube Channels spreading malicious TOR browsers installers

https://www.secureblink.com/threat-research/onion-poison-you-tube-channels-spreading-malicious-tor-browsers-installers

Actors/Campaigns:
Onionpoison

Threats:
Onionduke

Geo:
China, Chinese

IOCs:
Hash: 9
File: 9
Registry: 1
Domain: 1

Softs:
visual studio, google chrome, wechat

Algorithms:
aes, xor, hmac-sha1, base64, aes-128, hmac

Win API:
RtlDecompressBuffer
#ParsedReport
21-10-2022

Exbyte: BlackByte Ransomware Attackers Deploy New Exfiltration Tool

https://symantec-enterprise-blogs.security.com/blogs/threat-intelligence/blackbyte-exbyte-ransomware

Actors/Campaigns:
Blackmatter
Blackcat

Threats:
Exbyte_stealer
Blackbyte
Megadumper_tool
Ollydbg_tool
Windbg_tool
Exmatter_tool
Lockbit
Ryuk
Stealbit
Proxyshell_vuln
Proxylogon_exploit
Adfind_tool
Anydesk_tool
Netscan_tool
Powerview
Edrsandblast_tool
Vssadmin_tool
Conti
Revil

CVEs:
CVE-2021-34523 [Vulners]
Vulners: Score: 7.5, CVSS: 3.4,
Vulners: Exploitation: True
X-Force: Risk: 9
X-Force: Patch: Official fix
Soft:
- microsoft exchange server (2013, 2019, 2016, 2016, 2019)

CVE-2021-34473 [Vulners]
Vulners: Score: 10.0, CVSS: 2.8,
Vulners: Exploitation: True
X-Force: Risk: 9.1
X-Force: Patch: Official fix
Soft:
- microsoft exchange server (2013, 2019, 2016, 2016, 2019)

CVE-2021-27065 [Vulners]
Vulners: Score: 6.8, CVSS: 2.8,
Vulners: Exploitation: True
X-Force: Risk: 7.8
X-Force: Patch: Official fix
Soft:
- microsoft exchange server (2013, 2016, 2016, 2016, 2016, 2013, 2016, 2019, 2013, 2016, 2016, 2016, 2016, 2016, 2016, 2016, 2019, 2019, 2019, 2019, 2019, 2019, 2019)

CVE-2021-26855 [Vulners]
Vulners: Score: 7.5, CVSS: 2.8,
Vulners: Exploitation: True
X-Force: Risk: 9.1
X-Force: Patch: Official fix
Soft:
- microsoft exchange server (2016, 2016, 2013, 2016, 2016, 2013, 2016, 2019, 2013, 2016, 2016, 2016, 2016, 2016, 2016, 2016, 2019, 2019, 2019, 2019, 2019, 2019, 2019, 2019)

CVE-2021-31207 [Vulners]
Vulners: Score: 6.5, CVSS: 1.7,
Vulners: Exploitation: True
X-Force: Risk: 6.6
X-Force: Patch: Official fix
Soft:
- microsoft exchange server (2013, 2019, 2016, 2016, 2019)


IOCs:
File: 16
Command: 15
Path: 1
IP: 1
Hash: 15
Url: 7

Softs:
microsoft exchange

Win API:
IsDebuggerPresent, CheckRemoteDebuggerPresent

YARA: Found

Links:
https://github.com/wavestone-cdt/EDRSandblast
#ParsedReport
21-10-2022

WarHawk: the New Backdoor in the Arsenal of the SideWinder APTGroup. Key Features of this Attack

https://www.zscaler.com/blogs/security-research/warhawk-new-backdoor-arsenal-sidewinder-apt-group-0

Actors/Campaigns:
Sidewinder (motivation: cyber_espionage)
Lazarus

Threats:
Warhawk
Cobalt_strike
Process_injection_technique
Finfisher
Beacon

Industry:
Government, Energy

Geo:
Indian, Pakistan, Asia

TTPs:
Tactics: 5
Technics: 9

IOCs:
Domain: 9
File: 16
Url: 7
IP: 2
Hash: 7

Algorithms:
base64

Functions:
GetCurrentHWProfileA, HTTPSendRequestW, wsprintf, URLDownloadToFileA

Win API:
RtlAudioDriver, LoadLibraryA, GetUserNameA, GetProcAddress, GetCurrentHwProfileA, GetComputerNameA, InternetReadFile, RegQueryValueExA, ShellExecuteA, LoadLibrary, have more...

Languages:
php
#ParsedReport
21-10-2022

Mirai, RAR1Ransom, and GuardMiner Multiple Malware Campaigns Target VMware Vulnerability

https://www.fortinet.com/blog/threat-research/multiple-malware-campaigns-target-vmware-vulnerability

Threats:
Mirai
Rar1ransom
Guardminer
Xmrig_miner

CVEs:
CVE-2022-22947 [Vulners]
Vulners: Score: 6.8, CVSS: 7.4,
Vulners: Exploitation: True
X-Force: Risk: 10
X-Force: Patch: Official fix
Soft:
- vmware spring cloud gateway (3.1.0, <3.0.7)
- oracle commerce guided search (11.3.2)
- oracle communications cloud native core network slice selection function (1.8.0, 22.1.0)
- oracle communications cloud native core network repository function (1.15.0, 1.15.1, 22.2.0, 22.1.2)
- oracle communications cloud native core network function cloud native environment (1.10.0)
have more...
CVE-2022-26134 [Vulners]
Vulners: Score: 7.5, CVSS: 6.8,
Vulners: Exploitation: True
X-Force: Risk: 9.8
X-Force: Patch: Official fix
Soft:
- atlassian confluence data center (7.18.0, <7.17.4, <7.16.4, <7.15.2, <7.14.3, <7.13.7, <7.4.17)
- atlassian confluence server (7.18.0, <7.17.4, <7.16.4, <7.15.2, <7.14.3, <7.13.7, <7.4.17)

CVE-2022-22954 [Vulners]
Vulners: Score: 10.0, CVSS: 3.7,
Vulners: Exploitation: True
X-Force: Risk: 9.8
X-Force: Patch: Official fix
Soft:
- vmware identity manager (3.3.3, 3.3.4, 3.3.5, 3.3.6)
- vmware vrealize automation (7.6, le8.6)
- vmware workspace one access (20.10.0.1, 20.10.0.0, 21.08.0.1, 21.08.0.0)
- vmware vrealize suite lifecycle manager (le8.2)
- vmware cloud foundation (le4.3.1)
have more...
CVE-2018-7600 [Vulners]
Vulners: Score: 7.5, CVSS: 7.4,
Vulners: Exploitation: True
X-Force: Risk: 9.8
X-Force: Patch: Official fix
Soft:
- drupal (le7.57, <8.3.9, <8.4.6, <8.5.1)
- debian debian linux (9.0, 8.0, 7.0)
have more...

IOCs:
Url: 1
Domain: 3
IP: 1
File: 7
Hash: 10

Softs:
vmware workspace one, curl, process explorer

Algorithms:
xor

Links:
https://github.com/chaitin/xray/releases
#ParsedReport
23-10-2022

Alert (AA22-294A)

https://us-cert.cisa.gov/ncas/alerts/aa22-294a

Threats:
Daixin
Passthehash_technique
Babuk
Daxin

Industry:
Financial, Iot, Healthcare

Geo:
Canada, Australia

TTPs:
Tactics: 7
Technics: 10

IOCs:
Hash: 5

Softs:
esxi, rclonean

Links:
https://github.com/cisagov/cset/releases/tag/v10.3.0.0
#ParsedReport
24-10-2022

BYOVD. Rajarus attack group's malware infection case that disables vaccine programs with BYOVD techniques

https://asec.ahnlab.com/ko/40495

Actors/Campaigns:
Lazarus

Threats:
Byovd_technique
Watering_hole_technique
Lazardoor
Lazarshell
Lazarloader
Trojan/win.agent
Putty_tool
Plink

Industry:
Chemical

Geo:
Korea

CVEs:
CVE-2021-26606 [Vulners]
Vulners: Score: 10.0, CVSS: 3.0,
Vulners: Exploitation: Unknown
X-Force: Risk: 9.8
X-Force: Patch: Official fix
Soft:
- dreamsecurity magicline4nx.exe (le1.0.0.17)


IOCs:
Hash: 16
IP: 13
Url: 1
File: 6
#ParsedReport
24-10-2022

Multiple RCE Vulnerabilities Affecting Veeam Backup & Replication

https://cloudsek.com/threatintelligence/multiple-rce-vulnerabilities-affecting-veeam-backup-replication/?utm_source=rss&utm_medium=rss&utm_campaign=multiple-rce-vulnerabilities-affecting-veeam-backup-replication

Threats:
Empire_loader
Monti
Yanluowang

CVEs:
CVE-2022-26501 [Vulners]
Vulners: Score: 10.0, CVSS: 2.0,
Vulners: Exploitation: Unknown
X-Force: Risk: 9.8
X-Force: Patch: Official fix
Soft:
- veeam backup \& replication (<10.0.1.4854, 10.0.1.4854, 10.0.1.4854, 10.0.1.4854, 10.0.1.4854, <11.0.1.1261, 11.0.1.1261, 11.0.1.1261, 11.0.1.1261, 11.0.1.1261)

CVE-2022-26500 [Vulners]
Vulners: Score: 6.5, CVSS: 7.4,
Vulners: Exploitation: Unknown
X-Force: Risk: 9.8
X-Force: Patch: Official fix
Soft:
- veeam backup \& replication (9.5.0.1536, 9.5.4.2615, <10.0.1.4854, 10.0.1.4854, 10.0.1.4854, 10.0.1.4854, 10.0.1.4854, <11.0.1.1261, 11.0.1.1261, 11.0.1.1261, 11.0.1.1261, 11.0.1.1261)

CVE-2022-26504 [Vulners]
Vulners: Score: 9.0, CVSS: 7.4,
Vulners: Exploitation: Unknown
X-Force: Risk: 8.8
X-Force: Patch: Official fix
Soft:
- veeam backup \& replication (9.5.0.1536, 9.5.4.2615, <10.0.1.4854, 10.0.1.4854, 10.0.1.4854, 10.0.1.4854, 10.0.1.4854, <11.0.1.1261, 11.0.1.1261, 11.0.1.1261, 11.0.1.1261, 11.0.1.1261)


TTPs:
Tactics: 3
Technics: 0

IOCs:
File: 3
Hash: 3
IP: 1

Softs:
hyper-v

Languages:
python

Links:
https://github.com/sadshade/veeam-creds
#ParsedReport
25-10-2022

Analysis on Attack Techniques and Cases Using RDP

https://asec.ahnlab.com/en/40394

Actors/Campaigns:
Darkside
Kimsuky

Threats:
Lokilocker
Lockbit
Plink
Conti
Appleseed
Reverserdp_technique
Avemaria_rat
Htran
Mimikatz_tool
Passthehash_technique
Trojan/win.agent.c5245646
Trojan/bat.agent.sc183591
Malware/win.generic.c4933135
Bazarbackdoor

Geo:
Korean

TTPs:
Tactics: 1
Technics: 0

IOCs:
Registry: 4
File: 6
IP: 1
Hash: 3
Url: 1

Softs:
remote desktop services, psexec, ms-sql

Functions:
CreateHiddenAccount

Languages:
golang

Platforms:
x64

Links:
https://github.com/wgpsec/CreateHiddenAccount
#ParsedReport
25-10-2022

ASEC Weekly Malware Statistics (October 10th, 2022 October 16th, 2022)

https://asec.ahnlab.com/en/40526

Threats:
Smokeloader
Agent_tesla
Cloudeye
Formbook
Remcos_rat
Nanocore_rat
Beamwinhttp_loader
Garbage_cleaner
Clipboard_grabbing_technique

Industry:
Transport

Geo:
Korea

IOCs:
File: 15
Domain: 10
IP: 3
Email: 5
Url: 20

Softs:
discord, nsis installer

Languages:
visual_basic, php
#ParsedReport
25-10-2022

. Analysis of the attack activity of the remote control Trojan by forging the Chinese version of the Telegram website

https://www.antiy.cn/research/notice&report/research_report/20221024.html

Threats:
Gh0st_rat
Process_injection_technique

Geo:
Chinese

TTPs:
Tactics: 4
Technics: 0

IOCs:
File: 16
Domain: 14
Hash: 6

Softs:
telegram, windows defender, windows installer

Win API:
MessageBox

Platforms:
x86, intel