d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561

Analysis

max time kernel
48s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
27-11-2022 07:24

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General

Target

d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe
Size

828KB
MD5

af29f9b27d8286a22ab8e45a88c31384
SHA1

699b3dbf48d4a200474bd7fa8d07c196bbf3c77c
SHA256

d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561
SHA512

a5e08adab4e6a9ef1819c3913c48f142c32c58b812fa7cc63b9557cf98e17e49b2a77b1ffd6ceafcb5759246dc3016c7e53eb6090cd9328f9a43b9a23dc217df
SSDEEP

12288:ObzpYNtMWKyJ/hpq4BVO7akKrnoyfHT8ANEY2mHhSkBy96ISa:OpY6Sppq4BgOrnHr8DnmBSkFISa

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.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
840	1544	WerFault.exe	25

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe
1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe
1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe
1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 840	1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe	26
PID 1544 wrote to memory of 840	1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe	26
PID 1544 wrote to memory of 840	1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe	26
PID 1544 wrote to memory of 840	1544	d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe	26

C:\Users\Admin\AppData\Local\Temp\d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe
"C:\Users\Admin\AppData\Local\Temp\d189acfa574e0a4a92b1ec0e45baa4ff261b69fce031b2532ad81df78dc45561.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1544
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 460
  2⤵
  - Program crash
  PID:840

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

\Users\Admin\AppData\Local\Temp\112823445155\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/840-56-0x0000000000000000-mapping.dmp

Download
memory/1544-54-0x0000000075681000-0x0000000075683000-memory.dmp

Filesize
8KB

Download