e5b98f79e84d434b44fe4dab6b0e7823772d32744249a8fb9fb2288d0b354b21

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
15/06/2024, 10:02 UTC

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General

Target

scph39001.nvm
Size

1024B
MD5

0639a9ff5f5f3fd7833b924b9d97a8ae
SHA1

219647cab29e4f702c36ec08d183404161c26265
SHA256

20ea5a0b33828c8312034e1436e4e3d6d5635866feeadabc742cab512aeba5dc
SHA512

7dc886ba5362dab044c682712414058f195847ed87ed1ed61387f98c65758f36e6a043f9de1a73c19f5ac197b821684a88dafdcfbc9ec491179efa8f0e9213ac

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
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\nvm_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.nvm\ = "nvm_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\nvm_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.nvm	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\nvm_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\nvm_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\nvm_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\nvm_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2512	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2512	AcroRd32.exe
2512	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2724	1944	cmd.exe	29
PID 1944 wrote to memory of 2724	1944	cmd.exe	29
PID 1944 wrote to memory of 2724	1944	cmd.exe	29
PID 2724 wrote to memory of 2512	2724	rundll32.exe	30
PID 2724 wrote to memory of 2512	2724	rundll32.exe	30
PID 2724 wrote to memory of 2512	2724	rundll32.exe	30
PID 2724 wrote to memory of 2512	2724	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scph39001.nvm
1⤵
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\scph39001.nvm
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2724
- - 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\scph39001.nvm"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2512

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

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
28bbc9dffaa03c4475b184baa063655e

SHA1
91b09af39573175cf3f250642da73d154d30c994

SHA256
6e4d5b7ca733973d841f2ed222fb6dbb3aa6daf5ba1ea63d360427b0dbf01064

SHA512
757f356ae8d6c4d1db9605d390a36c2c0d2f9de652457e3373aba986c874188d2e776c402b0605c414867bcc7ce4268acc99d36a212cfb77cb750eceadc8e456

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