3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4

Analysis

max time kernel
138s
max time network
160s
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, 04:37

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General

Target

3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe
Size

1.2MB
MD5

93466d9fa711d716208b295ecef3ec94
SHA1

5c78d592445a459d72cf14f34a0581a68f4768e0
SHA256

3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4
SHA512

3075548499f3b5f2009d98fb933a7e4bc9bbd9656e005eee2fce9ed9f6dc18b654b9fa2c3898f2075e4d77c46d2c1845b990bc6deb11cd50886652ea67c9c737
SSDEEP

24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+U6ZR+lZ:EGM4GOrnHwDQSkRfYNjX5+nCZ

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1768	3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.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
3980	1768	WerFault.exe	82

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1768	3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe
1768	3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe
1768	3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe
1768	3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe

C:\Users\Admin\AppData\Local\Temp\3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe
"C:\Users\Admin\AppData\Local\Temp\3f62c0bfa0ed71b717b35e786b3bcfb18717f2d919c9bb115e75da320c231ab4.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:1768
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1768 -s 1292
  2⤵
  - Program crash
  PID:3980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1768 -ip 1768
1⤵
PID:2124

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\112804153390\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

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