b67d3cbfb9178eb08748ba668659d97da4b395ac1ab7baa00e6d18da0206610e | Triage

Analysis

max time kernel
122s
max time network
168s
platform
windows10_x64
resource
win10-en-20211208
submitted
24-12-2021 11:10

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General

Target

b67d3cbfb9178eb08748ba668659d97da4b395ac1ab7baa00e6d18da0206610e.bin.dll
Size

5KB
MD5

9f6130643d0dc2ba95d54a5d62e033ba
SHA1

0b2cc24e56c5d8fcd1234b9d1867cff458b4ae16
SHA256

b67d3cbfb9178eb08748ba668659d97da4b395ac1ab7baa00e6d18da0206610e
SHA512

d43361d870bec733ba3a17b06dcf4497dc3e050de900d8d63d3dc4c63f95bcfb21cb0df465eb0dbb07a36c02551d6f43541cd55861a4abdb91f8fd44481ec4a6

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4084 3544 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe
4084	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 4084 WerFault.exe
Token: SeBackupPrivilege 4084 WerFault.exe
Token: SeDebugPrivilege 4084 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3436 wrote to memory of 3544	3436	rundll32.exe	rundll32.exe
PID 3436 wrote to memory of 3544	3436	rundll32.exe	rundll32.exe
PID 3436 wrote to memory of 3544	3436	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b67d3cbfb9178eb08748ba668659d97da4b395ac1ab7baa00e6d18da0206610e.bin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3436

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b67d3cbfb9178eb08748ba668659d97da4b395ac1ab7baa00e6d18da0206610e.bin.dll,#1
2⤵
PID:3544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 616
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4084

Network

MITRE ATT&CK Matrix

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Downloads

memory/3544-118-0x0000000000000000-mapping.dmp

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