28411261cb3f27081f910190d1c7742fb805185430af10131d5b39fd2e39c832

Analysis

max time kernel
140s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2024, 15:21

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

14KB
MD5

14c212bb2fa90fe52a6424b955c86ad6
SHA1

9e94f8ad17ff9b6b31e5f029ee5f726e307ac8ee
SHA256

1854afccace3053dca2707b10609ea78a30f0ee853bdb9f251c076317ee53120
SHA512

d42fa579f93b98d1446daf3d0734c19838fa310ef27cd05344e25d9f86ba37a5fa1752236e5de4df7c9f414236538bd7431bffda126fb9c74fd112539de0e713
SSDEEP

192:Rc6JaVGQ+xI5EeuyvMmGpeWH2J5xprN+AxTPK72dwF7dBdcQOz:m6JaVh4I5rpPbTP+BdhO

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1828	312	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 312	1836	rundll32.exe	83
PID 1836 wrote to memory of 312	1836	rundll32.exe	83
PID 1836 wrote to memory of 312	1836	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 312 -s 636
    3⤵
    - Program crash
    PID:1828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 312 -ip 312
1⤵
PID:4308

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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