Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
10-09-2023 15:25
Behavioral task
behavioral1
Sample
2023-08-24_8101c680913ca5698c4754204cc4d3d2_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-24_8101c680913ca5698c4754204cc4d3d2_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win10v2004-20230831-en
General
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Target
2023-08-24_8101c680913ca5698c4754204cc4d3d2_cobalt-strike_cobaltstrike_meterpreter_JC.dll
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Size
203KB
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MD5
8101c680913ca5698c4754204cc4d3d2
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SHA1
999c842fb03ec34a6f4f066ef880bcd3a74c1336
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SHA256
cae0382efb23e2846657ed7b1917fcda8355e2cda912aff125f6102ca4e6f14c
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SHA512
9b4a977c550e38372ab2083162a7aa043651d472c3a2ecd91cf0733258be3961b6c2aebb2ec1acfaa9a83d2decb2b3432f53da8b399ea1918010abcf2652af43
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SSDEEP
3072:PYaW8qUEflaASmkDs1oo8CUS5D+u73vqQ+z+F62hAxquMfgj5jdU/5g4:PFHEfoAaDQoo8CUwxTvhU+F66fgVj
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1684 1544 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 2232 wrote to memory of 1544 2232 rundll32.exe rundll32.exe PID 1544 wrote to memory of 1684 1544 rundll32.exe WerFault.exe PID 1544 wrote to memory of 1684 1544 rundll32.exe WerFault.exe PID 1544 wrote to memory of 1684 1544 rundll32.exe WerFault.exe PID 1544 wrote to memory of 1684 1544 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-24_8101c680913ca5698c4754204cc4d3d2_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-24_8101c680913ca5698c4754204cc4d3d2_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 2323⤵
- Program crash