General
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Target
file
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Size
145KB
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Sample
221006-e5tpmagfal
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MD5
cb8f25cb414b4a08471ee5e140be28e7
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SHA1
74587cc5fdc2264f2ec7c0137c7fb46550fdf8fe
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SHA256
d29b6f793a225fcaec68f151994a8d7f94349acd027e76043b1c924428983f30
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SHA512
51afd8a6739b1da0e079382d8fde41e53dbe21843b4711a55463642c80d447ec65dc7e745dc1048c6f9e4bbb2eaaf22190e21cc65c7b3826986135eb3cdd6f04
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SSDEEP
3072:70pr0e++RvCkaEYTiE8YeFhOpWiiHUIcpYI5EWO:YqMvCvEYTiCpraUfWuH
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220901-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.adww
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offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.9
517
https://t.me/larsenup
https://ioc.exchange/@zebra54
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profile_id
517
Targets
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Target
file
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Size
145KB
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MD5
cb8f25cb414b4a08471ee5e140be28e7
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SHA1
74587cc5fdc2264f2ec7c0137c7fb46550fdf8fe
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SHA256
d29b6f793a225fcaec68f151994a8d7f94349acd027e76043b1c924428983f30
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SHA512
51afd8a6739b1da0e079382d8fde41e53dbe21843b4711a55463642c80d447ec65dc7e745dc1048c6f9e4bbb2eaaf22190e21cc65c7b3826986135eb3cdd6f04
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SSDEEP
3072:70pr0e++RvCkaEYTiE8YeFhOpWiiHUIcpYI5EWO:YqMvCvEYTiCpraUfWuH
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Detected Djvu ransomware
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Detects Smokeloader packer
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Downloads MZ/PE file
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Executes dropped EXE
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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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Modifies file permissions
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Accesses Microsoft Outlook profiles
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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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