Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
03-09-2023 10:18
Behavioral task
behavioral1
Sample
2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll
Resource
win10v2004-20230831-en
General
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Target
2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll
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Size
203KB
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MD5
8fd41d596fcb7c5a352ebea3cb014b96
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SHA1
749f3520dae255926db18eeac9a7cacbea671e68
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SHA256
ea93fc99df3d217de117871fb343537740750a154c10463c256503ed287bd923
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SHA512
fdefbcd5196a239569c556f279fbaa6fd5d8f324ef307fef80c3807f0c56aa6c5b08e9097e5b3f7aeb0a61c978f97cf26d047a3a768d0677e08f0cbd298f981e
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SSDEEP
3072:PYaW8qUEflaASmkDs1oo8CUS5D+u73vqQ+z+F62hAxquMfgj5jdUF5IH:PFHEfoAaDQoo8CUwxTvhU+F66fgVj
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2192 1812 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4740 wrote to memory of 1812 4740 rundll32.exe rundll32.exe PID 4740 wrote to memory of 1812 4740 rundll32.exe rundll32.exe PID 4740 wrote to memory of 1812 4740 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_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\2023-08-22_8fd41d596fcb7c5a352ebea3cb014b96_cobalt-strike_cobaltstrike_meterpreter_JC.dll,#12⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 6323⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1812 -ip 18121⤵