Description
Vidar is an infostealer based on Arkei stealer.
8b2fc3bb6447331f0eb3e849df926209614f25b88de9baff4a447da95948bf3f
General
Target
Size
Sample
8b2fc3bb6447331f0eb3e849df926209614f25b88de9baff4a447da95948bf3f
628KB
220215-j8e3vseagj
Score
10 /10
MD5
SHA1
SHA256
SHA512
77f161d85c24320576c3cadbf3a15533
f29f7facad8e1b16254b6394304c0afc09a6241f
8b2fc3bb6447331f0eb3e849df926209614f25b88de9baff4a447da95948bf3f
720d20d50713f6efef3bfd234dc0dc8c5eebbbc2d367641ea8534ce6e1f15212b6ed0d8b280159105f00a6562fdd8daf7dc5bca20d40b9c660bcd2fdc92530a5
Malware Config
Extracted
| Family | vidar |
| Version | 48.3 |
| Botnet | 937 |
| Attributes |
profile_id 937 |
Targets
Target
MD5
Filesize
8b2fc3bb6447331f0eb3e849df926209614f25b88de9baff4a447da95948bf3f
77f161d85c24320576c3cadbf3a15533
628KB
Score
10/10
SHA1
SHA256
SHA512
f29f7facad8e1b16254b6394304c0afc09a6241f
8b2fc3bb6447331f0eb3e849df926209614f25b88de9baff4a447da95948bf3f
720d20d50713f6efef3bfd234dc0dc8c5eebbbc2d367641ea8534ce6e1f15212b6ed0d8b280159105f00a6562fdd8daf7dc5bca20d40b9c660bcd2fdc92530a5
Tags
Signatures
-
Vidar
-
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
Description
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
Tags
-
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
Description
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
Tags
-
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
Description
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
Tags
-
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
Description
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
Tags
-
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
Description
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
Tags
-
Vidar Stealer
Tags
-
Checks computer location settings
Description
Looks up country code configured in the registry, likely geofence.
TTPs
-
Deletes itself
-
Reads user/profile data of web browsers
Description
Infostealers often target stored browser data, which can include saved credentials etc.
Tags
TTPs
-
Accesses 2FA software files, possible credential harvesting
Tags
TTPs
-
Checks installed software on the system
Description
Looks up Uninstall key entries in the registry to enumerate software on the system.
Tags
TTPs
Related Tasks
MITRE ATT&CK Matrix
Collection
Command and Control
Credential Access
Defense Evasion
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation
Tasks