General
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Target
a8954e2c34ab8f0de7d4ba3736c7c40e64c7221f0bc9dc13ce68fd046a2936b7
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Size
811KB
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Sample
211204-p5ntgsdgb7
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MD5
b23f2391463bc5aa0bba2fca754f7178
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SHA1
51ca7bd2d1d469493ad1ba855b2b528805cf54a3
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SHA256
a8954e2c34ab8f0de7d4ba3736c7c40e64c7221f0bc9dc13ce68fd046a2936b7
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SHA512
8562724fcf996477dae349b71c61db73649511124e45498418e55244d07acf25d408d427994b2f9ce605e05e0317e675b6a51b76a145d27e06e8a4f3616f584c
Static task
static1
Behavioral task
behavioral1
Sample
a8954e2c34ab8f0de7d4ba3736c7c40e64c7221f0bc9dc13ce68fd046a2936b7.exe
Resource
win10-en-20211104
Malware Config
Extracted
djvu
http://tzgl.org/fhsgtsspen6/get.php
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extension
.moia
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offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
48.9
517
https://qoto.org/@mniami
https://noc.social/@menaomi
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profile_id
517
Targets
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Target
a8954e2c34ab8f0de7d4ba3736c7c40e64c7221f0bc9dc13ce68fd046a2936b7
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Size
811KB
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MD5
b23f2391463bc5aa0bba2fca754f7178
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SHA1
51ca7bd2d1d469493ad1ba855b2b528805cf54a3
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SHA256
a8954e2c34ab8f0de7d4ba3736c7c40e64c7221f0bc9dc13ce68fd046a2936b7
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SHA512
8562724fcf996477dae349b71c61db73649511124e45498418e55244d07acf25d408d427994b2f9ce605e05e0317e675b6a51b76a145d27e06e8a4f3616f584c
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Detected Djvu ransomware
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Vidar Stealer
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Downloads MZ/PE file
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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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