Analysis
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max time kernel
118s -
max time network
147s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
15-02-2022 14:59
Static task
static1
Behavioral task
behavioral1
Sample
2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe
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Size
756KB
-
MD5
c047905ec2dbb9f688e5d14832679184
-
SHA1
c6574566b3ea0325f82eac22885320233fb40dce
-
SHA256
2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b
-
SHA512
61f799e963a1cd1fce9f9997aff0644dde375bf5442aebacd03036301044c049436b35c4794e0d2e7fa742cf73a54efbfd26cbc66eb15ce0eecce97bd01338be
Malware Config
Extracted
Family
vidar
Version
48.5
Botnet
937
C2
https://koyu.space/@tttaj
Attributes
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profile_id
937
Signatures
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Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1564-57-0x0000000003C20000-0x0000000003CF5000-memory.dmp family_vidar behavioral1/memory/1564-58-0x0000000000400000-0x00000000004D8000-memory.dmp family_vidar -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1348 1564 WerFault.exe 2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
WerFault.exepid process 1348 WerFault.exe 1348 WerFault.exe 1348 WerFault.exe 1348 WerFault.exe 1348 WerFault.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
WerFault.exepid process 1348 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 1348 WerFault.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exedescription pid process target process PID 1564 wrote to memory of 1348 1564 2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe WerFault.exe PID 1564 wrote to memory of 1348 1564 2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe WerFault.exe PID 1564 wrote to memory of 1348 1564 2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe WerFault.exe PID 1564 wrote to memory of 1348 1564 2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe"C:\Users\Admin\AppData\Local\Temp\2295510f041dc01c4a3c8644db06e1191c1b341d95c8104c44a62fac4544e44b.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1564 -s 13082⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1348-59-0x00000000002E0000-0x00000000002E1000-memory.dmpFilesize
4KB
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memory/1564-54-0x00000000002AB000-0x0000000000327000-memory.dmpFilesize
496KB
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memory/1564-55-0x0000000075B51000-0x0000000075B53000-memory.dmpFilesize
8KB
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memory/1564-56-0x00000000002AB000-0x0000000000327000-memory.dmpFilesize
496KB
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memory/1564-57-0x0000000003C20000-0x0000000003CF5000-memory.dmpFilesize
852KB
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memory/1564-58-0x0000000000400000-0x00000000004D8000-memory.dmpFilesize
864KB