Analysis
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max time kernel
98s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 20:51
Static task
static1
Behavioral task
behavioral1
Sample
3c4ca1145f8e60c088ff40bc5bf65a8a.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3c4ca1145f8e60c088ff40bc5bf65a8a.exe
Resource
win10v2004-20231222-en
General
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Target
3c4ca1145f8e60c088ff40bc5bf65a8a.exe
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Size
521KB
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MD5
3c4ca1145f8e60c088ff40bc5bf65a8a
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SHA1
8dcdfab7d73fb1e15c5afe189defc568fb0bc532
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SHA256
06453573fd1c371b1fff60ba4eaef9630019ce390e4959c7e8f293c237796eeb
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SHA512
f4ebd560ef4d65dc78f0b0cd566887d1f8a21284f7ed89f21d5e7bce1c2cbcd302b14a26a1592e1851a75e6ae472e356a2b3fca6d008c6bdeec88fbee9621876
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SSDEEP
12288:qL7GuyK/RFuWzlbyCCVUVrvet55WaVwzOFd2RnKLbNaQ/CX2xVkN:mXyidzJynUVc5YaiOGRKXNCuGN
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 3c4ca1145f8e60c088ff40bc5bf65a8a.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 3c4ca1145f8e60c088ff40bc5bf65a8a.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 3c4ca1145f8e60c088ff40bc5bf65a8a.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3644 5092 WerFault.exe 32 364 5092 WerFault.exe 32 -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe 5092 3c4ca1145f8e60c088ff40bc5bf65a8a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3c4ca1145f8e60c088ff40bc5bf65a8a.exe"C:\Users\Admin\AppData\Local\Temp\3c4ca1145f8e60c088ff40bc5bf65a8a.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:5092 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5092 -s 26282⤵
- Program crash
PID:3644
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5092 -s 26842⤵
- Program crash
PID:364
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 5092 -ip 50921⤵PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 5092 -ip 50921⤵PID:2460