General
- Target b32b5befec6b3ede50cbbe5b87a59fb1.exe
- Size 771KB
- Sample210906-pt342aecap
- SHA256 ff203304aa7c6a409238e18665fb19c26acebaaff5ad0c246f23abecd5aa17c8
- MD5 b32b5befec6b3ede50cbbe5b87a59fb1
- SHA1 132a426a3320eca43e975d780f84a96c47e529ad
- SHA512 f8497913c99d0e77ceb9cc6679b99b35ea38960af86802cd997a7a72b541b605b70b0522db421016702d480a02642136157374f879a429c52d491fd86083e8a8
- MD5 SHA1 SHA512
Static task
static1
Behavioral task
behavioral1
Sample
b32b5befec6b3ede50cbbe5b87a59fb1.exe
Resource
win7-en
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
b32b5befec6b3ede50cbbe5b87a59fb1.exe
Resource
win10v20210408
0 signatures
0 seconds
Malware Config
Extracted
Family
-
vidar
Version
-
40.4
Botnet
-
517
C2
-
https://romkaxarit.tumblr.com/
Attributes
-
profile_id
517
Targets
-
- Target b32b5befec6b3ede50cbbe5b87a59fb1.exe
- Size 771KB
- SHA256 ff203304aa7c6a409238e18665fb19c26acebaaff5ad0c246f23abecd5aa17c8
- MD5 b32b5befec6b3ede50cbbe5b87a59fb1
- SHA1 132a426a3320eca43e975d780f84a96c47e529ad
- SHA512 f8497913c99d0e77ceb9cc6679b99b35ea38960af86802cd997a7a72b541b605b70b0522db421016702d480a02642136157374f879a429c52d491fd86083e8a8
- MD5 SHA1 SHA512
-
Detected Djvu ransomeware
-
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
-
Vidar Stealer
-
Downloads MZ/PE file
-
Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
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.
-
Suspicious use of SetThreadContext