General
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Target
887be0841121eb921b5261584ab78197.exe
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Size
283KB
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Sample
211022-l43pgabdh9
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MD5
887be0841121eb921b5261584ab78197
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SHA1
b0a7b4880e3e2ed3fbd032d101553acf4b144b93
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SHA256
4290f5fbbd5d7ff8054de896fe4231d83a149f099ee867c75969468e0078e8f1
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SHA512
429cabe566a710cd91735115f74496d24e6b567b4ddefc28e617aee63b3e35666ce86f6efedeef38e421384f4c686ae93b918c9d208952919ec35999df258c86
Static task
static1
Behavioral task
behavioral1
Sample
887be0841121eb921b5261584ab78197.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
887be0841121eb921b5261584ab78197.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
Extracted
redline
BTC-2021
2.56.214.190:59628
Targets
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Target
887be0841121eb921b5261584ab78197.exe
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Size
283KB
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MD5
887be0841121eb921b5261584ab78197
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SHA1
b0a7b4880e3e2ed3fbd032d101553acf4b144b93
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SHA256
4290f5fbbd5d7ff8054de896fe4231d83a149f099ee867c75969468e0078e8f1
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SHA512
429cabe566a710cd91735115f74496d24e6b567b4ddefc28e617aee63b3e35666ce86f6efedeef38e421384f4c686ae93b918c9d208952919ec35999df258c86
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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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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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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 SetThreadContext
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