General
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Target
ab9d8defd5ee5d3fd0ddd39903571665fabb5b02b62e331b3785fbfe6f3b1658
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Size
185KB
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Sample
221201-g9nqaafh8w
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MD5
b51d1c733c24a864e79f28febfadfb2a
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SHA1
b2b1a4b1960572e0381a93fe8c89aaf9a7856a3d
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SHA256
ab9d8defd5ee5d3fd0ddd39903571665fabb5b02b62e331b3785fbfe6f3b1658
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SHA512
5f220069291fb00cdc0209d5c087371ad8bce827b1e814b7c850531346c0feec52e615656a9e03c466d9ec9bfd6d150147e0c9fc41d728bb13184d1fee25b847
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SSDEEP
3072:etpMBAXHf9+K2+ksrC5NLBNTj/KBoFOFh+XIGDqjW0uJKRw+6b5gHjYG:0M21b2+kRLBNTjSBoQFhKI05+MtgB
Static task
static1
Behavioral task
behavioral1
Sample
ab9d8defd5ee5d3fd0ddd39903571665fabb5b02b62e331b3785fbfe6f3b1658.exe
Resource
win10v2004-20220901-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
amadey
3.50
62.204.41.252/nB8cWack3/index.php
Targets
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Target
ab9d8defd5ee5d3fd0ddd39903571665fabb5b02b62e331b3785fbfe6f3b1658
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Size
185KB
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MD5
b51d1c733c24a864e79f28febfadfb2a
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SHA1
b2b1a4b1960572e0381a93fe8c89aaf9a7856a3d
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SHA256
ab9d8defd5ee5d3fd0ddd39903571665fabb5b02b62e331b3785fbfe6f3b1658
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SHA512
5f220069291fb00cdc0209d5c087371ad8bce827b1e814b7c850531346c0feec52e615656a9e03c466d9ec9bfd6d150147e0c9fc41d728bb13184d1fee25b847
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SSDEEP
3072:etpMBAXHf9+K2+ksrC5NLBNTj/KBoFOFh+XIGDqjW0uJKRw+6b5gHjYG:0M21b2+kRLBNTjSBoQFhKI05+MtgB
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detected Djvu ransomware
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Detects Smokeloader packer
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Blocklisted process makes network request
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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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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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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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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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