General
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Target
b978c5f2614dbeeb129af58f6fae1fcf77fc1cb04ae2efdc0f02f91d13b0b8cb
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Size
698KB
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Sample
230217-qr2zmaff32
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MD5
89af629ef06cc95c487a612d3d9a830f
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SHA1
f02ff9c4c2b8daef2f0dc009502aa278d836dd5a
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SHA256
b978c5f2614dbeeb129af58f6fae1fcf77fc1cb04ae2efdc0f02f91d13b0b8cb
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SHA512
3c8b3190ad532448a151d5f4a7f8f02d54fb8838174d76cf30116ba1bf69ff9d980900c9d3279f3dce9e8454a4949e701a2699f9cdcc966ef0cbc57b684ec0ba
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SSDEEP
12288:vCxMitiAjtNT45Q1s2Ayg/mxrQKfQVuODKnbKSNrPp0:vCxJ1jtd45Q1s2xguxEDGvn0
Static task
static1
Behavioral task
behavioral1
Sample
b978c5f2614dbeeb129af58f6fae1fcf77fc1cb04ae2efdc0f02f91d13b0b8cb.exe
Resource
win10v2004-20221111-en
Malware Config
Extracted
djvu
http://jiqaz.com/lancer/get.php
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extension
.hhoo
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offline_id
dMMXkgwQTycP13C5xwPbHDSzhx1ZxiPgIMZXewt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.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
Targets
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Target
b978c5f2614dbeeb129af58f6fae1fcf77fc1cb04ae2efdc0f02f91d13b0b8cb
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Size
698KB
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MD5
89af629ef06cc95c487a612d3d9a830f
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SHA1
f02ff9c4c2b8daef2f0dc009502aa278d836dd5a
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SHA256
b978c5f2614dbeeb129af58f6fae1fcf77fc1cb04ae2efdc0f02f91d13b0b8cb
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SHA512
3c8b3190ad532448a151d5f4a7f8f02d54fb8838174d76cf30116ba1bf69ff9d980900c9d3279f3dce9e8454a4949e701a2699f9cdcc966ef0cbc57b684ec0ba
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SSDEEP
12288:vCxMitiAjtNT45Q1s2Ayg/mxrQKfQVuODKnbKSNrPp0:vCxJ1jtd45Q1s2xguxEDGvn0
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Detected Djvu ransomware
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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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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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