General
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Target
c5c81f05b12ffa0ab70266fac747c90cfa0b0f31bc032b4bdec786074e546554.exe
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Size
267KB
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Sample
221019-yycx3sfchr
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MD5
22bfb49166772b3f37671c43e305b281
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SHA1
e60cbefb81ea53bf17c4ce8d4b03a86338a6209d
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SHA256
c5c81f05b12ffa0ab70266fac747c90cfa0b0f31bc032b4bdec786074e546554
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SHA512
7951b325d04758d1f78185466c77e039e3d20df5d5d99968bb1fa470d7afd574b61be083652eb96a3d075a0dad8e6e2505cf34eab060b4ada80add7d563aea39
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SSDEEP
3072:KXNvDhWJTETSKINMm5eQ+B731PuVaVIiQTRWrxpzbgqruzC8N6nBdtrpZa9uD6VP:qhNqKI0Bz12A8RuzbgwuzB6BddwVfs
Static task
static1
Behavioral task
behavioral1
Sample
c5c81f05b12ffa0ab70266fac747c90cfa0b0f31bc032b4bdec786074e546554.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
c5c81f05b12ffa0ab70266fac747c90cfa0b0f31bc032b4bdec786074e546554.exe
Resource
win10v2004-20220901-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.tury
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offline_id
Uz66zEbmA32arcxwT81zZhkb23026oHz5iSp8qt1
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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
55.1
517
https://t.me/tg_privatetalk
https://nerdculture.de/@yixehi33
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profile_id
517
Extracted
danabot
192.236.233.188:443
192.119.70.159:443
23.106.124.171:443
213.227.155.103:443
49.0.50.0:57
51.0.52.0:0
53.0.54.0:1200
55.0.56.0:65535
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embedded_hash
56951C922035D696BFCE443750496462
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type
loader
Targets
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Target
c5c81f05b12ffa0ab70266fac747c90cfa0b0f31bc032b4bdec786074e546554.exe
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Size
267KB
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MD5
22bfb49166772b3f37671c43e305b281
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SHA1
e60cbefb81ea53bf17c4ce8d4b03a86338a6209d
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SHA256
c5c81f05b12ffa0ab70266fac747c90cfa0b0f31bc032b4bdec786074e546554
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SHA512
7951b325d04758d1f78185466c77e039e3d20df5d5d99968bb1fa470d7afd574b61be083652eb96a3d075a0dad8e6e2505cf34eab060b4ada80add7d563aea39
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SSDEEP
3072:KXNvDhWJTETSKINMm5eQ+B731PuVaVIiQTRWrxpzbgqruzC8N6nBdtrpZa9uD6VP:qhNqKI0Bz12A8RuzbgwuzB6BddwVfs
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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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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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