f9823fd8153a44b721f9eddded76a1042ab4d229b8bbd829c1f06c7b3539b48e

Analysis

max time kernel
154s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02/08/2024, 20:24

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General

Target

archi0108_9.7z
Size

11.4MB
MD5

615607ee508167cfafa68adfcd001edf
SHA1

39a95e105fa0773d455875292bdcf4bfa9517cec
SHA256

f9823fd8153a44b721f9eddded76a1042ab4d229b8bbd829c1f06c7b3539b48e
SHA512

64099c923393aaac1dc97a6ef4aeb3ae0b8b880509c0cefb2b1bb10659ac28223237f94cc3354cab3f57f18b8910a7e71b5b7dddb3cc9810a878ef8863f850da
SSDEEP

196608:kD/HTIqPv7oJUoYzxscWmklCKeclfu9kkwQ2b1LyylEVlGr20AcgFplqvK:0HTIcv7osxX8fuukwQexyylslK20Ac2B

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1204	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1204	AcroRd32.exe
1204	AcroRd32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2700	3016	cmd.exe	31
PID 3016 wrote to memory of 2700	3016	cmd.exe	31
PID 3016 wrote to memory of 2700	3016	cmd.exe	31
PID 2700 wrote to memory of 2740	2700	rundll32.exe	33
PID 2700 wrote to memory of 2740	2700	rundll32.exe	33
PID 2700 wrote to memory of 2740	2700	rundll32.exe	33
PID 2740 wrote to memory of 1204	2740	rundll32.exe	35
PID 2740 wrote to memory of 1204	2740	rundll32.exe	35
PID 2740 wrote to memory of 1204	2740	rundll32.exe	35
PID 2740 wrote to memory of 1204	2740	rundll32.exe	35

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\archi0108_9.7z
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\archi0108_9.7z
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\archi0108_9.7z
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2740
  - - 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\archi0108_9.7z"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      PID:1204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
1287b8a59828591e20e47d595fc0522e

SHA1
c8306c49360fe902b2f263f35382d98978457b1f

SHA256
681a09e666a002aa2907bb9ac8e2d4fd109454560fdf3ab84ddc40b4c1eb8cca

SHA512
7048a9d8e85ddcd7f37cfd072bc15a53a56e54d54937586a963be638da555df2d126e4bf9b22ee369ca8ff289a4c7aa7372cf4aed38d6836ee0c9d1fd0f00d9b

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