407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398

Analysis

max time kernel
177s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 08:12

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General

Target

407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe
Size

1.5MB
MD5

a91f415d02c221bdbcdaaa39582dd2c3
SHA1

58e925c3519533c75371584ce1f7441f4f7449ff
SHA256

407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398
SHA512

ca6f18bb35dfa0b15fa2e817b940bb24568c278448d4090b6d442a6d56a8c349638431c14c008bbc7d2673d5b874af65c6edbf742526602f3f46572135b0e266
SSDEEP

24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+U6ZR+liQ1UrSJwa67p6/+:EGM4GOrnHwDQSkRfYNjX5+nCi1a675

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1720	407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe

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

pid	pid_target	Process	procid_target
5092	1720	WerFault.exe	39

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1720	407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe
1720	407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe
1720	407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe
1720	407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe

C:\Users\Admin\AppData\Local\Temp\407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe
"C:\Users\Admin\AppData\Local\Temp\407f574c7de5ba9551ebbf9e593bf80ec0f3eaddf1f2968e5b375bf39736b398.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:1720
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 1288
  2⤵
  - Program crash
  PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1720 -ip 1720
1⤵
PID:2624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\112845426136\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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