14c83001de7e2b3a521feaaa22f29e60329d4cfbbbcc891a4bc631215671ddc9

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 00:06

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General

Target

$PLUGINSDIR/fhhuygp.dll
Size

158KB
MD5

03a381309693692c04812bc0fe9e0c61
SHA1

c83d2e54d7d38643445996c568bc13b4d3f7dd2b
SHA256

b9dd478d49f7c5ec668fdc3423b0f0931be4847b051d6c16d6a6684bcd2a3001
SHA512

52bfeb2bca5c5e3fc0e18ad1edbd79d4ddfe995456913d908c2eaec5174be97f998f3dd7cfc59747d47cfbaad0711655a2278d7dc6cf90240d437795137d2f91
SSDEEP

3072:/hGUa5agdGgfj6zheuP0HEC72+7w5H0Q8D2dRNz:/hxkzfO0HF243uPN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2668	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 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 3032 wrote to memory of 2668	3032	rundll32.exe	30
PID 2668 wrote to memory of 2728	2668	rundll32.exe	31
PID 2668 wrote to memory of 2728	2668	rundll32.exe	31
PID 2668 wrote to memory of 2728	2668	rundll32.exe	31
PID 2668 wrote to memory of 2728	2668	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\fhhuygp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\fhhuygp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 220
    3⤵
    - Program crash
    PID:2728

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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