759d950e1ebe7b6914dd31c15868f08869fb1bdffd47825caee0e50dbfce2929

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 22:41

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

15KB
MD5

6e663f1a0de94bc05d64d020da5d6f36
SHA1

c5abb0033776d6ab1f07e5b3568f7d64f90e5b04
SHA256

458b70e1745dc6e768d2338ccf3e6e86436488954ca3763472d8ffec4e7177e4
SHA512

2a037c39f3a08d4a80494227990f36c4fef2f73c4a6ad74dcc334317a1372234c25d08d8b80d79e126881a49fa4b3f2fffe3604c959d9ceceb47acc7192cc6a5
SSDEEP

192:VsIZHdT9uwYX94kYd2iCzHR+yK7imphLAykycpKPd5mj8ozxGUWumle:VsUHd9GN2d2iwl0impATIPdAj8Ov6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2432	2280	WerFault.exe	29

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	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2276 wrote to memory of 2280	2276	rundll32.exe	29
PID 2280 wrote to memory of 2432	2280	rundll32.exe	30
PID 2280 wrote to memory of 2432	2280	rundll32.exe	30
PID 2280 wrote to memory of 2432	2280	rundll32.exe	30
PID 2280 wrote to memory of 2432	2280	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 248
    3⤵
    - Program crash
    PID:2432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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