17fec42e3ed8e31903adadfd26604ddb83cf27df49d250e75560742be6167be5

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 21:16

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

56a321bd011112ec5d8a32b2f6fd3231
SHA1

df20e3a35a1636de64df5290ae5e4e7572447f78
SHA256

bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1
SHA512

5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3
SSDEEP

192:uv+cJZE61KRWJQO6tFiUdK7ckK4k7l1XRBm0w+NiHi1GSJ:uf6rtFRduQ1W+fG8

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2832	2128	WerFault.exe	31

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 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 1548 wrote to memory of 2128	1548	rundll32.exe	31
PID 2128 wrote to memory of 2832	2128	rundll32.exe	32
PID 2128 wrote to memory of 2832	2128	rundll32.exe	32
PID 2128 wrote to memory of 2832	2128	rundll32.exe	32
PID 2128 wrote to memory of 2832	2128	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 224
    3⤵
    - Program crash
    PID:2832

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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