General
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Target
c5c751639bbad011af1d7b913332bd35.exe
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Size
334KB
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Sample
211025-jbvr2sgfhm
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MD5
c5c751639bbad011af1d7b913332bd35
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SHA1
7d81954dc4805177a85927ed9615da84f0e2f5e0
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SHA256
1fe92942ac54caf5ff6cc85935370ae3efde4467e57ddd227e147d9c86318c28
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SHA512
ac2afe6c01a422d1a5b027316dbd7cecb6b75314a8f77ce8c6d07bd88286c702b4571d79a8b7c2d4ea23d0bc8fff97abc76797fe7fb4107495098a76d019692c
Static task
static1
Behavioral task
behavioral1
Sample
c5c751639bbad011af1d7b913332bd35.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
c5c751639bbad011af1d7b913332bd35.exe
Resource
win10-en-20211014
Malware Config
Extracted
smokeloader
2020
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
Extracted
vidar
41.5
706
https://mas.to/@xeroxxx
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profile_id
706
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Extracted
djvu
http://rlrz.org/lancer
Targets
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Target
c5c751639bbad011af1d7b913332bd35.exe
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Size
334KB
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MD5
c5c751639bbad011af1d7b913332bd35
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SHA1
7d81954dc4805177a85927ed9615da84f0e2f5e0
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SHA256
1fe92942ac54caf5ff6cc85935370ae3efde4467e57ddd227e147d9c86318c28
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SHA512
ac2afe6c01a422d1a5b027316dbd7cecb6b75314a8f77ce8c6d07bd88286c702b4571d79a8b7c2d4ea23d0bc8fff97abc76797fe7fb4107495098a76d019692c
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Detected Djvu ransomware
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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 Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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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 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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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 SetThreadContext
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