General
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Target
9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44
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Size
183KB
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Sample
220827-ajhm1scdh7
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MD5
46666e37c0b1036c22e811270afb9a6d
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SHA1
74bed20a807b6a46128fe36bb926f55b65a767bb
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SHA256
9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44
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SHA512
231a72f41dc3c6fb106b1a86308ab1e1a4dde0826597825abf4f7394221f4d5c32896aba88ad8a421e1cebdfc1cf01110cd583ab14c14c2fa5a8ad2981b01c0e
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SSDEEP
3072:FsrXYQkp5QcuRSlF2d89MwBO0tlSVz6R4iCynPrsxkgaBChgpZa9uD6Vdyhkf:8XjkpYscaywbSz6R4iCyPAigaLwVf
Static task
static1
Behavioral task
behavioral1
Sample
9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
djvu
http://acacaca.org/lancer/get.php
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extension
.qqkk
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offline_id
0MVuBxT6o3dUivEUdhCKPfN5ljxbYptbzrFZvst1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Extracted
socelars
https://hueduy.s3.eu-west-1.amazonaws.com/nbsdg818/
Targets
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Target
9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44
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Size
183KB
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MD5
46666e37c0b1036c22e811270afb9a6d
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SHA1
74bed20a807b6a46128fe36bb926f55b65a767bb
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SHA256
9ae450e26fbc7bd198ff8433f6c95e0e78fbc968902705ebaa80b889ce7dcc44
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SHA512
231a72f41dc3c6fb106b1a86308ab1e1a4dde0826597825abf4f7394221f4d5c32896aba88ad8a421e1cebdfc1cf01110cd583ab14c14c2fa5a8ad2981b01c0e
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SSDEEP
3072:FsrXYQkp5QcuRSlF2d89MwBO0tlSVz6R4iCynPrsxkgaBChgpZa9uD6Vdyhkf:8XjkpYscaywbSz6R4iCyPAigaLwVf
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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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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Socelars payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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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 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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