Analysis
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max time kernel
143s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
27/08/2023, 13:44
Behavioral task
behavioral1
Sample
a803a5a5014b25a306e3615dc1d94fc3_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
a803a5a5014b25a306e3615dc1d94fc3_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win10v2004-20230703-en
General
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Target
a803a5a5014b25a306e3615dc1d94fc3_cobalt-strike_cobaltstrike_meterpreter_JC.dll
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Size
208KB
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MD5
a803a5a5014b25a306e3615dc1d94fc3
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SHA1
162a3642ae1fc66e9007b671c7f76b2acc060e8d
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SHA256
ee1c0ab7bfa9ae150aee662fc44ad7a84ddb59d8a1d56c650c991131d28c4e5e
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SHA512
6621be8a5d4fca932543b65dd2813126c617524d911ec8ae24a20b61e1bc37d4513ff418bdf9fb8f418647af17e1d8b634ffa335074ef37e2b665dc1389b4c48
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SSDEEP
3072:LI6CqRCxffkClZ8Ccn7LQlRw6x+Y3CxT2DtK5jdUVY54i1:LIDff9D8C6XYRw6MT2DEjN1
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2132 1624 WerFault.exe 82 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4928 wrote to memory of 1624 4928 rundll32.exe 82 PID 4928 wrote to memory of 1624 4928 rundll32.exe 82 PID 4928 wrote to memory of 1624 4928 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a803a5a5014b25a306e3615dc1d94fc3_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a803a5a5014b25a306e3615dc1d94fc3_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#12⤵PID:1624
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 6323⤵
- Program crash
PID:2132
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 1624 -ip 16241⤵PID:4592