General
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Target
91db4a17206eda8936d0ce1e12eb51a8.exe
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Size
810KB
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Sample
211019-qsyzcsggcm
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MD5
91db4a17206eda8936d0ce1e12eb51a8
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SHA1
ee31cac794e6fdd200f36629bbe8c556c52ae61b
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SHA256
aad6294207c2facfebf440fa5d52804422edbf9c9e9adb4a7aaff0310b1c5d11
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SHA512
6c01a380d9d56a1eb60e1586bd2c40f32dc732c5802fc0fad9c4ca486a8d44048b40f85bc46792e98eeaad8a2435db5209ec5aca6da8319ab285bea90a5dccae
Static task
static1
Behavioral task
behavioral1
Sample
91db4a17206eda8936d0ce1e12eb51a8.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
91db4a17206eda8936d0ce1e12eb51a8.exe
Resource
win10-en-20210920
Malware Config
Extracted
vidar
41.3
517
https://mas.to/@oleg98
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profile_id
517
Extracted
djvu
http://rlrz.org/lancer
Targets
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Target
91db4a17206eda8936d0ce1e12eb51a8.exe
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Size
810KB
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MD5
91db4a17206eda8936d0ce1e12eb51a8
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SHA1
ee31cac794e6fdd200f36629bbe8c556c52ae61b
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SHA256
aad6294207c2facfebf440fa5d52804422edbf9c9e9adb4a7aaff0310b1c5d11
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SHA512
6c01a380d9d56a1eb60e1586bd2c40f32dc732c5802fc0fad9c4ca486a8d44048b40f85bc46792e98eeaad8a2435db5209ec5aca6da8319ab285bea90a5dccae
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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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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