14a3894cd6a6e321d3a07c5b7a2bd22cad174f55feef3b6b6e2279fc5ea66ee8 | Triage

Analysis

max time kernel
140s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 18:48

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General

Target

远程监控/LZMA/Stubs/zlib.exe
Size

39KB
MD5

7aa7ff7f94ed9375c416a062f264aa03
SHA1

50a9ba6190a2e950ae76a6d230bd9265328ea151
SHA256

a3e1ee3fc049380c7cfcd7607e0f3c3e98a01e30b588473614aadb0ac999419a
SHA512

1eace089a368f7a3a59dfe8e95341f41a3db96c9b06d2d6bb753b5a3d723c0985b007d0d0196ceb90f31da337f20fba45a6fb6a8d1a1871c9c6e94ba656f4cb4
SSDEEP

768:Hc9EFPN+xU+cdRuQi5a1KuzLKSh/5yDgJD6dNBFbPJ/6w9ayai:89EH867i5aZKfDgJq1PJ/6W

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4492 872 WerFault.exe zlib.exe

C:\Users\Admin\AppData\Local\Temp\远程监控\LZMA\Stubs\zlib.exe
"C:\Users\Admin\AppData\Local\Temp\远程监控\LZMA\Stubs\zlib.exe"
1⤵
PID:872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 872 -s 828
2⤵
- Program crash
PID:4492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 872 -ip 872
1⤵
PID:3684

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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