7d31ae49957f0a4389a5de3f080efb05d00d33957a53dfd7250f08dffe806b2a | Triage

Analysis

max time kernel
122s
max time network
163s
platform
windows10_x64
resource
win10-en-20211208
submitted
24-01-2022 01:44

Sharing

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General

Target

7d31ae49957f0a4389a5de3f080efb05d00d33957a53dfd7250f08dffe806b2a.dll
Size

164KB
MD5

ccd05cef5c5bca8f1b3e9d3ff6485671
SHA1

1cfa8ad80961131bc0ce8d3693c36207e108240d
SHA256

7d31ae49957f0a4389a5de3f080efb05d00d33957a53dfd7250f08dffe806b2a
SHA512

74950fc69dc2ab4b1f062c3acc8dd643fe33ebaef7cc813215542ff9de2d9fdaa72433a0e8d1e866f5c7c47bdf392e704191dfcafcf4447a1db2b76941914829

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 1872 created 2356 1872 WerFault.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1872 2356 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe
1872	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1872 WerFault.exe
Token: SeBackupPrivilege 1872 WerFault.exe
Token: SeDebugPrivilege 1872 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1356 wrote to memory of 2356	1356	rundll32.exe	rundll32.exe
PID 1356 wrote to memory of 2356	1356	rundll32.exe	rundll32.exe
PID 1356 wrote to memory of 2356	1356	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d31ae49957f0a4389a5de3f080efb05d00d33957a53dfd7250f08dffe806b2a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1356

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7d31ae49957f0a4389a5de3f080efb05d00d33957a53dfd7250f08dffe806b2a.dll,#1
2⤵
PID:2356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 800
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1872

MITRE ATT&CK Matrix

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