Analysis
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max time kernel
118s -
max time network
159s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
15-02-2022 13:55
Static task
static1
Behavioral task
behavioral1
Sample
43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe
-
Size
612KB
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MD5
2055b95f66dd6c98d5d3fd11f3a68587
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SHA1
9292ef053d0395fd6084caacdf5e126a2062ff19
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SHA256
43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c
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SHA512
d5e10ec696d8e900d3e5b05c1ce4034eeec7ea56f30adb2516e028962029fc5dc4e89715c9f28487839b038b9eec0b1471c49eaa25934b04010462cfc140d643
Malware Config
Extracted
Family
vidar
Version
47.8
Botnet
937
C2
https://mas.to/@romashkin
Attributes
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profile_id
937
Signatures
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Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1608-57-0x0000000001C90000-0x0000000001D66000-memory.dmp family_vidar behavioral1/memory/1608-58-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2040 1608 WerFault.exe 43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
WerFault.exepid process 2040 WerFault.exe 2040 WerFault.exe 2040 WerFault.exe 2040 WerFault.exe 2040 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 2040 WerFault.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exedescription pid process target process PID 1608 wrote to memory of 2040 1608 43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe WerFault.exe PID 1608 wrote to memory of 2040 1608 43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe WerFault.exe PID 1608 wrote to memory of 2040 1608 43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe WerFault.exe PID 1608 wrote to memory of 2040 1608 43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe"C:\Users\Admin\AppData\Local\Temp\43e7ee9e95c1b1c52aa97394cba30a5432c0ef81d28c5460c48686e1a0628f6c.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1608 -s 13602⤵
- 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/1608-55-0x0000000075AB1000-0x0000000075AB3000-memory.dmpFilesize
8KB
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memory/1608-56-0x00000000004E0000-0x000000000055C000-memory.dmpFilesize
496KB
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memory/1608-57-0x0000000001C90000-0x0000000001D66000-memory.dmpFilesize
856KB
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memory/1608-58-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
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memory/2040-59-0x0000000000320000-0x0000000000321000-memory.dmpFilesize
4KB