General
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Target
file
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Size
300KB
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Sample
230207-cg8grscb6w
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MD5
f4d862c63f3bbb007c3cf4de6905b946
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SHA1
354aff5be6299cc35388b69433ddd1eb7cdd899a
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SHA256
6af3b99aab7b9ecba87debb6ec0429b279dac188c608d41a9b4df6a43ecff36f
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SHA512
c181cb75f5d125bc7db40f778317562b85300bb1e190b0a1754ca44d3202ab3c27a202f6c64aca290b695c4994f442049f82485225ca3778f8e7f6a0845eff1f
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SSDEEP
6144:tO2+LmUhW7Hnng7pHCSvCVemTuQj9YF8aL:UdiF7HqpicCVFljb
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
Malware Config
Extracted
djvu
http://bihsy.com/lancer/get.php
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extension
.erop
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offline_id
xVB7l5LcUtDGyghMgGsTvebrKc0RGgDXlN1BoKt1
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payload_url
http://uaery.top/dl/build2.exe
http://bihsy.com/files/1/build3.exe
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ransomnote
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Extracted
amadey
3.65
77.73.134.27/8bmdh3Slb2/index.php
Extracted
vidar
2.4
19
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profile_id
19
Extracted
laplas
http://45.159.189.105
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api_key
ad75d4e2e9636ca662a337b6e798d36159f23acfc89bbe9400d0d451bd8d69fd
Targets
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Target
file
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Size
300KB
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MD5
f4d862c63f3bbb007c3cf4de6905b946
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SHA1
354aff5be6299cc35388b69433ddd1eb7cdd899a
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SHA256
6af3b99aab7b9ecba87debb6ec0429b279dac188c608d41a9b4df6a43ecff36f
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SHA512
c181cb75f5d125bc7db40f778317562b85300bb1e190b0a1754ca44d3202ab3c27a202f6c64aca290b695c4994f442049f82485225ca3778f8e7f6a0845eff1f
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SSDEEP
6144:tO2+LmUhW7Hnng7pHCSvCVemTuQj9YF8aL:UdiF7HqpicCVFljb
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Detected Djvu ransomware
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Detects Smokeloader packer
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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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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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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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