Analysis
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max time kernel
3s -
max time network
11s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
12-11-2020 13:58
Static task
static1
Behavioral task
behavioral1
Sample
227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll
Resource
win7v20201028
Behavioral task
behavioral2
Sample
227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll
Resource
win10v20201028
General
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Target
227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll
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Size
469KB
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MD5
5b359f29fa8d12e7bf81ae55df5f07d1
-
SHA1
34a436bb8065781e9cb0406cedc529cc2bc3faba
-
SHA256
227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54
-
SHA512
4dbe60ed9c0c35aedaf6988f389b50ddbfcc7cec874ece62b4720a997d415a26c9c4c699d6997abc36cd4ff9e667033e76df51ad9de8d83c2486caf37d671ea9
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 1960 1816 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
WerFault.exepid process 1960 WerFault.exe 1960 WerFault.exe 1960 WerFault.exe 1960 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 1960 WerFault.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1668 wrote to memory of 1816 1668 rundll32.exe rundll32.exe PID 1816 wrote to memory of 1960 1816 rundll32.exe WerFault.exe PID 1816 wrote to memory of 1960 1816 rundll32.exe WerFault.exe PID 1816 wrote to memory of 1960 1816 rundll32.exe WerFault.exe PID 1816 wrote to memory of 1960 1816 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 2443⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1960
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1816-0-0x0000000000000000-mapping.dmp
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memory/1816-3-0x0000000000000000-mapping.dmp
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memory/1960-1-0x0000000000000000-mapping.dmp
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memory/1960-2-0x0000000002330000-0x0000000002341000-memory.dmpFilesize
68KB
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memory/1960-4-0x00000000028B0000-0x00000000028C1000-memory.dmpFilesize
68KB