General
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Target
81164bb2b8a5b1540b7b6e6b60cf52a1acd91b2ff696f333ebf5304b0be22426
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Size
4.2MB
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Sample
220312-xd19habgdm
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MD5
46d5bc56132505832d81688f7ac1983a
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SHA1
68944f0bcddefdba4c5e5243c8168cf044aba6c0
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SHA256
81164bb2b8a5b1540b7b6e6b60cf52a1acd91b2ff696f333ebf5304b0be22426
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SHA512
d4345cfbed80ddf62ac493a92c1b6beaf3b3fa61cf50a5bd89df314ece24413a831ee6450f5503380754ffe339f1cc7be4882adf44534cd24b976b0091b09f25
Static task
static1
Behavioral task
behavioral1
Sample
81164bb2b8a5b1540b7b6e6b60cf52a1acd91b2ff696f333ebf5304b0be22426.exe
Resource
win7-20220310-en
Behavioral task
behavioral2
Sample
81164bb2b8a5b1540b7b6e6b60cf52a1acd91b2ff696f333ebf5304b0be22426.exe
Resource
win10v2004-en-20220113
Malware Config
Extracted
http://62.204.41.71/cs/SkyDrive.oo
Extracted
http://62.204.41.71/cs/Fax.oo
Extracted
http://62.204.41.71/cs/RED.oo
Extracted
http://62.204.41.71/Offer/Offer.oo
Extracted
redline
Cana
176.111.174.254:56328
Extracted
djvu
http://fuyt.org/test3/get.php
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extension
.xcbg
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offline_id
y6oQcfhmSRc7ZQ1q8yjLE3LhY8kK7FHg6LLlEht1
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payload_url
http://zerit.top/dl/build2.exe
http://fuyt.org/files/1/build3.exe
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ransomnote
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Extracted
tofsee
patmushta.info
ovicrush.cn
Extracted
redline
ISTALL1
86.107.197.196:63065
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auth_value
5fe37244c13b89671311b4f994adce81
Extracted
redline
Ani
detuyaluro.xyz:80
Extracted
vidar
39.4
933
https://sergeevih43.tumblr.com/
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profile_id
933
Extracted
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Targets
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Target
81164bb2b8a5b1540b7b6e6b60cf52a1acd91b2ff696f333ebf5304b0be22426
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Size
4.2MB
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MD5
46d5bc56132505832d81688f7ac1983a
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SHA1
68944f0bcddefdba4c5e5243c8168cf044aba6c0
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SHA256
81164bb2b8a5b1540b7b6e6b60cf52a1acd91b2ff696f333ebf5304b0be22426
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SHA512
d4345cfbed80ddf62ac493a92c1b6beaf3b3fa61cf50a5bd89df314ece24413a831ee6450f5503380754ffe339f1cc7be4882adf44534cd24b976b0091b09f25
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Detected Djvu ransomware
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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suricata: ET MALWARE Danabot Key Exchange Request
suricata: ET MALWARE Danabot Key Exchange Request
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suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
suricata: ET MALWARE EXE Download Request To Wordpress Folder Likely Malicious
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suricata: ET MALWARE GCleaner Downloader Activity M5
suricata: ET MALWARE GCleaner Downloader Activity M5
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
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OnlyLogger Payload
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Vidar Stealer
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Creates new service(s)
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
2New Service
1Scheduled Task
1Hidden Files and Directories
1Defense Evasion
Modify Registry
2Disabling Security Tools
1Install Root Certificate
1Hidden Files and Directories
1