Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
02-09-2023 15:32
Behavioral task
behavioral1
Sample
2023-08-22_2a27f5060b56431274afb9156b970ac0_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-22_2a27f5060b56431274afb9156b970ac0_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win10v2004-20230831-en
General
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Target
2023-08-22_2a27f5060b56431274afb9156b970ac0_cobalt-strike_cobaltstrike_meterpreter_JC.dll
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Size
208KB
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MD5
2a27f5060b56431274afb9156b970ac0
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SHA1
3bd659cdb668f7b02c8f5f5c486659b68589522e
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SHA256
fc0eb947953550f4a8fdaeb5d39c07f8585a6acc2273832f87b8d81233e743ea
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SHA512
863799cb943a2af42e414a542aea7779e7697819438727b5b42ed6f8ccd11a9c4e5522b1b8dc943c3df76f1aacf6421d1ed44bef689e6db77e4b8f7cf4c0779a
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SSDEEP
3072:LI6CqRCxffkClZ8Ccn7LQlRw6x+Y3CxT2DtK5jdU8Y5Z:LIDff9D8C6XYRw6MT2DEj
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3040 2128 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2240 wrote to memory of 2128 2240 rundll32.exe rundll32.exe PID 2128 wrote to memory of 3040 2128 rundll32.exe WerFault.exe PID 2128 wrote to memory of 3040 2128 rundll32.exe WerFault.exe PID 2128 wrote to memory of 3040 2128 rundll32.exe WerFault.exe PID 2128 wrote to memory of 3040 2128 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-22_2a27f5060b56431274afb9156b970ac0_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-22_2a27f5060b56431274afb9156b970ac0_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 2323⤵
- Program crash
PID:3040