General
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Target
file
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Size
253KB
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Sample
230216-wnk5laaf4z
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MD5
85567ec59d32913ebcea065c5e6c1587
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SHA1
5b849968445f0bebddc7dd0e158bfcb8f1337a9f
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SHA256
68a442af0370eeace1ad2f9da4cf6c0c212955b2da46bf74d571520b596630cb
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SHA512
8fb8e7fb31fc9917f9d3b8db25fbba065c8dfd66ce8cf8a45de3fd17ca621c87a874233680bd2db2be6e7d5b060b75bf8ec61fbefe5a57e51814e72a9113922c
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SSDEEP
3072:mnFzWLeK5UjEtm5uC0D0gHnDF8eTqtGWiucV4cIzHPV38U:YFKLYETC0PxEtGprIzHC
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Malware Config
Extracted
gozi
Extracted
gozi
1001
https://checklist.skype.com
http://176.10.125.84
http://91.242.219.235
http://79.132.130.73
http://176.10.119.209
http://194.76.225.88
http://79.132.134.158
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base_path
/microsoft/
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build
250256
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exe_type
loader
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extension
.acx
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server_id
50
Extracted
djvu
http://bihsy.com/test2/get.php
http://bihsy.com/lancer/get.php
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extension
.hhee
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offline_id
dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1
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payload_url
http://uaery.top/dl/build2.exe
http://bihsy.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
2.5
19
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profile_id
19
Extracted
laplas
http://45.159.189.105
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api_key
ad75d4e2e9636ca662a337b6e798d36159f23acfc89bbe9400d0d451bd8d69fd
Targets
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Target
file
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Size
253KB
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MD5
85567ec59d32913ebcea065c5e6c1587
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SHA1
5b849968445f0bebddc7dd0e158bfcb8f1337a9f
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SHA256
68a442af0370eeace1ad2f9da4cf6c0c212955b2da46bf74d571520b596630cb
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SHA512
8fb8e7fb31fc9917f9d3b8db25fbba065c8dfd66ce8cf8a45de3fd17ca621c87a874233680bd2db2be6e7d5b060b75bf8ec61fbefe5a57e51814e72a9113922c
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SSDEEP
3072:mnFzWLeK5UjEtm5uC0D0gHnDF8eTqtGWiucV4cIzHPV38U:YFKLYETC0PxEtGprIzHC
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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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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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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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