87fb7d3b0ecb9a34705b9f25e5e3b279b567be516fb11e1a8386ac02f1ddbe61

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 15:49

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

14KB
MD5

325b008aec81e5aaa57096f05d4212b5
SHA1

27a2d89747a20305b6518438eff5b9f57f7df5c3
SHA256

c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b
SHA512

18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf
SSDEEP

192:86d+dHXLHQOPiY53uiUdigyU+WsPdc/A1A+2jwK72dwF7dBEnbok:86UdHXcIiY535zBt2jw+BEnbo

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2156	2428	WerFault.exe	30

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 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2596 wrote to memory of 2428	2596	rundll32.exe	30
PID 2428 wrote to memory of 2156	2428	rundll32.exe	31
PID 2428 wrote to memory of 2156	2428	rundll32.exe	31
PID 2428 wrote to memory of 2156	2428	rundll32.exe	31
PID 2428 wrote to memory of 2156	2428	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- 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:2428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 244
    3⤵
    - Program crash
    PID:2156

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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