ef9ed0a83718cbf14d3ade7d0a70deb8beacc675322195906a92d3bdfed23a4e

Analysis

max time kernel
147s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2024, 20:49

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General

Target

3dd9db0c2cf48b9f947f241b2036c3ac.dll
Size

184KB
MD5

3dd9db0c2cf48b9f947f241b2036c3ac
SHA1

97a39106acb57a3507b773552df2444416a5afea
SHA256

ef9ed0a83718cbf14d3ade7d0a70deb8beacc675322195906a92d3bdfed23a4e
SHA512

2b32853ae5564dbb1bedcea7cc4dc451c1edd44daafc9e83e5d2d8d3c5982fbf4d68408484dca61e6372287c7adfd5033a46fc9f600a4f7e1002f37de6118487
SSDEEP

3072:F/1ga7/Ou9ocZxuzxcj7V8MUUklbKgX3w+d49fyX/r5mAjSoJtr3:1zOu9XZxuc/UU8nXXkJov3

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\pmsoarbf = "{E614985C-354D-4F5D-A7C9-B63429106699}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E614985C-354D-4F5D-A7C9-B63429106699}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E614985C-354D-4F5D-A7C9-B63429106699}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E614985C-354D-4F5D-A7C9-B63429106699}\InProcServer32\ = "C:\\Windows\\pmsoarbf.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 2356	4348	rundll32.exe	89
PID 4348 wrote to memory of 2356	4348	rundll32.exe	89
PID 4348 wrote to memory of 2356	4348	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3dd9db0c2cf48b9f947f241b2036c3ac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3dd9db0c2cf48b9f947f241b2036c3ac.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:2356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads