Analysis
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max time kernel
8s -
max time network
17s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
11-11-2020 10:55
Static task
static1
Behavioral task
behavioral1
Sample
9f7dbca9473e170731126ec24542e29dd81c468a8b4c1cd9cfd88b048e30e657.dll
Resource
win7v20201028
Behavioral task
behavioral2
Sample
9f7dbca9473e170731126ec24542e29dd81c468a8b4c1cd9cfd88b048e30e657.dll
Resource
win10v20201028
General
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Target
9f7dbca9473e170731126ec24542e29dd81c468a8b4c1cd9cfd88b048e30e657.dll
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Size
204KB
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MD5
2af0472fb41dc374a7ba42b40c89ab1e
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SHA1
20190a5f93334b6262b2994a5abbbd6c79e45c57
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SHA256
9f7dbca9473e170731126ec24542e29dd81c468a8b4c1cd9cfd88b048e30e657
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SHA512
c6374b2cf38bd7a2f9baea64877970136a0ab365e080c71ab4e140044b344b50a39b84842fc330125aaf95864dacc584795ebb59a55a57102fd4d7eac869ed1c
Malware Config
Signatures
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Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1988 1916 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
WerFault.exepid process 1988 WerFault.exe 1988 WerFault.exe 1988 WerFault.exe 1988 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 1988 WerFault.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 596 wrote to memory of 1916 596 rundll32.exe rundll32.exe PID 1916 wrote to memory of 1988 1916 rundll32.exe WerFault.exe PID 1916 wrote to memory of 1988 1916 rundll32.exe WerFault.exe PID 1916 wrote to memory of 1988 1916 rundll32.exe WerFault.exe PID 1916 wrote to memory of 1988 1916 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9f7dbca9473e170731126ec24542e29dd81c468a8b4c1cd9cfd88b048e30e657.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:596 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9f7dbca9473e170731126ec24542e29dd81c468a8b4c1cd9cfd88b048e30e657.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 2323⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1988
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1916-0-0x0000000000000000-mapping.dmp
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memory/1916-3-0x0000000000000000-mapping.dmp
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memory/1988-1-0x0000000000000000-mapping.dmp
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memory/1988-2-0x0000000002180000-0x0000000002191000-memory.dmpFilesize
68KB
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memory/1988-4-0x0000000002670000-0x0000000002681000-memory.dmpFilesize
68KB