Analysis
- max time kernel
132s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
28/02/2022, 22:37
Static task
static1
Behavioral task
behavioral1
Sample
30a68e426267ca32461e90bbc9749272.exe
Resource
win7-20220223-en
0 signatures
0 seconds
General
- Target 30a68e426267ca32461e90bbc9749272.exe
- Size 434KB
- Sample220228-2jsxjafca9
- SHA256 b54930e793f340f807ab2492ea8dd18263ff267706e9b31ac4ce71e9c5fa7c4c
- MD5 30a68e426267ca32461e90bbc9749272
- SHA1 88cbe94083d98e21004ac1123925b91178b155d3
- SHA512 5057c34f3c381c85c983f58a8e5a0e62bf1dae20ca8a1a22c2d217fb34c879a0f2973afbd0b96a6992e2bbdd147c35e83361807e6dcf0a6ff0d652ac124f2843
- MD5 SHA1 SHA512
Malware Config
Signatures
- Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
description pid Process procid_target PID 2316 created 3604 2316 WerFault.exe 56 - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Program crash 1 IoCs
pid pid_target Process procid_target 2412 3604 WerFault.exe 56 - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WerFault.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WerFault.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WerFault.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WerFault.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 3604 30a68e426267ca32461e90bbc9749272.exe 2412 WerFault.exe 2412 WerFault.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3604 30a68e426267ca32461e90bbc9749272.exe Token: SeRestorePrivilege 2412 WerFault.exe Token: SeBackupPrivilege 2412 WerFault.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2316 wrote to memory of 3604 2316 WerFault.exe 56 PID 2316 wrote to memory of 3604 2316 WerFault.exe 56
Processes
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C:\Users\Admin\AppData\Local\Temp\30a68e426267ca32461e90bbc9749272.exe"C:\Users\Admin\AppData\Local\Temp\30a68e426267ca32461e90bbc9749272.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3604 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 14842⤵
- Program crash
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2412
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3604 -ip 36041⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of WriteProcessMemory
PID:2316