a949023db784c4bbd82a2ce3d6957a457efb81dae684dd92bfd3b7fce3b8f679 | Triage

Analysis

max time kernel
122s
max time network
141s
platform
windows10_x64
resource
win10-en-20211104
submitted
17-11-2021 16:43

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General

Target

Release_Version/version.dll
Size

1.5MB
MD5

698134af3836f26aecb03f31bc925f38
SHA1

5b37a229eb1364a325e8e0a201e852740b43bb3f
SHA256

94e7f6fa6b59866df46fee842355bdca28e41f9abed8a035fb2b56a47a1575ab
SHA512

826ff154a9caf4b74a93a77009fb9898ec15167cfedc0cc70dab4e66c1e73eed0e43ff9cb7a7bfe1287505e770bc5e701d8823e68601a7c3519673de0365c0ef

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4496 1976 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe
4496	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 4496 WerFault.exe
Token: SeBackupPrivilege 4496 WerFault.exe
Token: SeDebugPrivilege 4496 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3952 wrote to memory of 1976	3952	rundll32.exe	rundll32.exe
PID 3952 wrote to memory of 1976	3952	rundll32.exe	rundll32.exe
PID 3952 wrote to memory of 1976	3952	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Release_Version\version.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3952

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Release_Version\version.dll,#1
2⤵
PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 648
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4496

Network

MITRE ATT&CK Matrix

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Downloads

memory/1976-118-0x0000000000000000-mapping.dmp

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