General
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Target
fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4
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Size
350KB
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Sample
221202-yw1lcsab96
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MD5
5c734617b31db534f7361dbead1fd022
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SHA1
5f2743bf70701bd15eaf9be368ac9e59474e3017
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SHA256
fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4
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SHA512
ee6fd541360edb01216e45fb68612a7fb9f4488c12ba41bf0238ecc6ed016f8fd357d714b06e90b20fb6694b06eb33da033db67b3099c4e4a04fa7e3aaccfcfa
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SSDEEP
6144:PUiCIaLhALslpPBcG3hb7R+MjwoAVtQmXuRjMgU:P21Uslr3F7R+Mjwo6tWRQg
Static task
static1
Behavioral task
behavioral1
Sample
fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://fresherlights.com/lancer/get.php
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extension
.uyit
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offline_id
HtkmULXEgJoZa495hFUJlvKCD0OwnxklbkoITjt1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
56
517
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
517
Extracted
vidar
56
1148
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
1148
Extracted
amadey
3.50
62.204.41.252/nB8cWack3/index.php
Targets
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Target
fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4
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Size
350KB
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MD5
5c734617b31db534f7361dbead1fd022
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SHA1
5f2743bf70701bd15eaf9be368ac9e59474e3017
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SHA256
fa188a65e67db23bc47416b36de61dcec4e0f093159d48b2f3d7affb2b42b5c4
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SHA512
ee6fd541360edb01216e45fb68612a7fb9f4488c12ba41bf0238ecc6ed016f8fd357d714b06e90b20fb6694b06eb33da033db67b3099c4e4a04fa7e3aaccfcfa
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SSDEEP
6144:PUiCIaLhALslpPBcG3hb7R+MjwoAVtQmXuRjMgU:P21Uslr3F7R+Mjwo6tWRQg
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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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Drops file in Drivers directory
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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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Uses the VBS compiler for execution
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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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Drops Chrome extension
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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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