General
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Target
b66824ebb8cdd4a381bc9c7187c601756f1ea76b087d6a9f021db2ca110812d3
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Size
320KB
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Sample
221206-f699fahe68
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MD5
dd51091e8733e503c5acb924a84ed62c
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SHA1
2ee2fe8472891a09ac90b7b5981aa016d4afd9db
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SHA256
b66824ebb8cdd4a381bc9c7187c601756f1ea76b087d6a9f021db2ca110812d3
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SHA512
06c9ad1e8287efb5678e553e3d731b2d4f1cafcd943a54ff8d25a2c26d92e05296971c38a885bb2bdfacd6f97bf1a7c7da21d5b4b91d50054a27ee5fe75d3ef4
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SSDEEP
3072:HK8XrjClTQyef6qieLsdIbJeB5ajjtuWPhMSPuo37yyWmW7P21Ons19IsJds0Sv3:joTQyeDLs6bJeeFS3oeN7+188I8F
Static task
static1
Behavioral task
behavioral1
Sample
b66824ebb8cdd4a381bc9c7187c601756f1ea76b087d6a9f021db2ca110812d3.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://fresherlights.com/lancer/get.php
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extension
.mbtf
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offline_id
d1BN9KEra4Hetg5GUH0nQZqy14sntD2NbihzGQt1
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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
Targets
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Target
b66824ebb8cdd4a381bc9c7187c601756f1ea76b087d6a9f021db2ca110812d3
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Size
320KB
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MD5
dd51091e8733e503c5acb924a84ed62c
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SHA1
2ee2fe8472891a09ac90b7b5981aa016d4afd9db
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SHA256
b66824ebb8cdd4a381bc9c7187c601756f1ea76b087d6a9f021db2ca110812d3
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SHA512
06c9ad1e8287efb5678e553e3d731b2d4f1cafcd943a54ff8d25a2c26d92e05296971c38a885bb2bdfacd6f97bf1a7c7da21d5b4b91d50054a27ee5fe75d3ef4
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SSDEEP
3072:HK8XrjClTQyef6qieLsdIbJeB5ajjtuWPhMSPuo37yyWmW7P21Ons19IsJds0Sv3:joTQyeDLs6bJeeFS3oeN7+188I8F
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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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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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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 NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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