841a98464457d2fceff8a35e6b575b1e5e0681f7232cb3c2b94c698e38960a25

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25/03/2024, 21:05

240325-zxdnnahe48 3

25/03/2024, 20:59

25/03/2024, 20:56

25/03/2024, 20:51

25/03/2024, 20:45

25/03/2024, 20:38

25/03/2024, 20:36

Analysis

max time kernel
20s
max time network
20s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25/03/2024, 20:51

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General

Target

Prefetch/COMPATTELRUNNER.EXE-B7A68ECC.pf
Size

4KB
MD5

c51b26c47b40ed9cca5120c8f628b4f6
SHA1

24d3ae78f0b2c58a5bdef9a9ad275913da851eef
SHA256

4625fc8d915d6207d8bb2f15444187216d3ab23586f647d54e1d59772fa6f086
SHA512

f8909fb1c6b454558106d64911478f00f4d32d6b1a9c3d2a688c33865e4e76ef8260d2f02493c4d0357ecf0e1087d42e5260fd4a9805eb3a5893d16f8ad057a5
SSDEEP

96:Rizjw5g2bpveO3sBRJiB5kKxz10y0f3TbuF3dNP+ARCum:480krkKg3TCZdNP7Dm

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pf\ = "pf_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pf_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pf_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pf_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pf_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pf_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pf_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pf	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2264	AcroRd32.exe
2264	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2624	1752	cmd.exe	29
PID 1752 wrote to memory of 2624	1752	cmd.exe	29
PID 1752 wrote to memory of 2624	1752	cmd.exe	29
PID 2624 wrote to memory of 2264	2624	rundll32.exe	30
PID 2624 wrote to memory of 2264	2624	rundll32.exe	30
PID 2624 wrote to memory of 2264	2624	rundll32.exe	30
PID 2624 wrote to memory of 2264	2624	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Prefetch\COMPATTELRUNNER.EXE-B7A68ECC.pf
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Prefetch\COMPATTELRUNNER.EXE-B7A68ECC.pf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Prefetch\COMPATTELRUNNER.EXE-B7A68ECC.pf"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
756a75c3befb57ed68240344262cfce5

SHA1
7aeb26e042bb107ad31fbbfb26036a8be6b77c32

SHA256
c3648da7c6ce5d9d30dd9b32d6f8685ac0b9191425b3429ede16fa4c82834dd0

SHA512
8b0e2b3dba6642203ae4ef0d610e209bcc7caaebe239b0d7dd6897b4c82253d1ef0e9c378737fde6793c5b08479416d6de5bc49dcbf8fba0edafbbc05e534cfe

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