General
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Target
a47d1631e66d98d52f4b42d81a38e2b16826da33a9cbaa9d52a9bbbbf8cbf83f
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Size
147KB
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Sample
221001-2mz51saeg3
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MD5
8b134cfa00d8e836b6990e30dfbdd0a7
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SHA1
766144129c1bc071f9f3d47aa4286ace9f7b6b51
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SHA256
a47d1631e66d98d52f4b42d81a38e2b16826da33a9cbaa9d52a9bbbbf8cbf83f
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SHA512
bb25fb51dd8fb978f910491da278fa13209c8a7f20f5e4ecf33b9a7999ba6a8c0b109a8a0f633f44380a1965e3a20893f4a0d7b8de7dc511e3853cc2660b816c
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SSDEEP
3072:lrDWqstvRK/Q2Zayc9AblrXeVK7HKD/0N:8qsbmaycGbl6E7HKD
Static task
static1
Behavioral task
behavioral1
Sample
a47d1631e66d98d52f4b42d81a38e2b16826da33a9cbaa9d52a9bbbbf8cbf83f.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
raccoon
1a17d9aed7a239440deb75d7a177f406
http://193.38.55.180/
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.ofww
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.7
517
https://t.me/trampapanam
https://nerdculture.de/@yoxhyp
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profile_id
517
Targets
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Target
a47d1631e66d98d52f4b42d81a38e2b16826da33a9cbaa9d52a9bbbbf8cbf83f
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Size
147KB
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MD5
8b134cfa00d8e836b6990e30dfbdd0a7
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SHA1
766144129c1bc071f9f3d47aa4286ace9f7b6b51
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SHA256
a47d1631e66d98d52f4b42d81a38e2b16826da33a9cbaa9d52a9bbbbf8cbf83f
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SHA512
bb25fb51dd8fb978f910491da278fa13209c8a7f20f5e4ecf33b9a7999ba6a8c0b109a8a0f633f44380a1965e3a20893f4a0d7b8de7dc511e3853cc2660b816c
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SSDEEP
3072:lrDWqstvRK/Q2Zayc9AblrXeVK7HKD/0N:8qsbmaycGbl6E7HKD
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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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Downloads MZ/PE file
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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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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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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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