Analysis
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max time kernel
118s -
max time network
163s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
15-02-2022 11:43
Static task
static1
Behavioral task
behavioral1
Sample
8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe
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Size
622KB
-
MD5
4967cfc6d90cfbcc091d072f1cfc5a73
-
SHA1
46eaa2da395a1bd0cd5a5a4651789c4fd4bac067
-
SHA256
8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f
-
SHA512
2471ad09cfd84d4cf5af142eeff2fa82a7572f7bde3168295671589dc3457e173a5a8c10050c9f90d2d91a2b2556ea0024d6667ce33de4f4941820a3bf5035ff
Malware Config
Extracted
Family
vidar
Version
41.6
Botnet
937
C2
https://mas.to/@lilocc
Attributes
-
profile_id
937
Signatures
-
Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1632-57-0x00000000004E0000-0x00000000005B6000-memory.dmp family_vidar behavioral1/memory/1632-58-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1924 1632 WerFault.exe 8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
WerFault.exepid process 1924 WerFault.exe 1924 WerFault.exe 1924 WerFault.exe 1924 WerFault.exe 1924 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 1924 WerFault.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exedescription pid process target process PID 1632 wrote to memory of 1924 1632 8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe WerFault.exe PID 1632 wrote to memory of 1924 1632 8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe WerFault.exe PID 1632 wrote to memory of 1924 1632 8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe WerFault.exe PID 1632 wrote to memory of 1924 1632 8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe"C:\Users\Admin\AppData\Local\Temp\8564294725a57107809dbc67589a72adb4d256cddf8f05d6dd2d59b47ce96a9f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 13362⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1632-55-0x0000000075801000-0x0000000075803000-memory.dmpFilesize
8KB
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memory/1632-56-0x0000000000220000-0x000000000029C000-memory.dmpFilesize
496KB
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memory/1632-57-0x00000000004E0000-0x00000000005B6000-memory.dmpFilesize
856KB
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memory/1632-58-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
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memory/1924-59-0x0000000000300000-0x0000000000301000-memory.dmpFilesize
4KB