Analysis
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max time kernel
122s -
max time network
147s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
19-12-2021 14:49
Static task
static1
General
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Target
1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe
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Size
4.1MB
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MD5
b04072a01ba1f12318fdd1ee21196564
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SHA1
8d88edbe59d587888494f4dbf83ef0612106026b
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SHA256
1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66
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SHA512
fa05225040272c82491610906438d7ea744ad0a119fea567d9138c5a9067458d363e6bf1bb80fd8b913767810c075edea92d383b941e982359744920cc0fb90f
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe -
Processes:
resource yara_rule behavioral1/memory/2932-121-0x00007FF7CD980000-0x00007FF7CD981000-memory.dmp themida -
Processes:
1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exepid process 2932 1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3320 2932 WerFault.exe 1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
WerFault.exepid process 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe 3320 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 3320 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe"C:\Users\Admin\AppData\Local\Temp\1db50451a00a658d3dedcd3f7b68dee2fa5c7fd86bc4695ccc970de9fb349c66.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2932 -s 8482⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken