ac634e5974f2fe851ee26241b509755a6c147fc3c397334a6bf48f9d1d991905

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/09/2024, 15:32

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

c6f5b9596db45ce43f14b64e0fbcf552
SHA1

665a2207a643726602dc3e845e39435868dddabc
SHA256

4b6da3f2bdb6c452fb493b98f6b7aa1171787dbd3fa2df2b3b22ccaeac88ffa0
SHA512

8faa0204f9ed2721acede285be843b5a2d7f9986841bcf3816ebc8900910afb590816c64aebd2dd845686daf825bbf9970cb4a08b20a785c7e54542eddc5b09a
SSDEEP

192:qADKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQbVUSF:qAViJrtFRdbmXK8+WVUw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1692	2520	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 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2448 wrote to memory of 2520	2448	rundll32.exe	31
PID 2520 wrote to memory of 1692	2520	rundll32.exe	32
PID 2520 wrote to memory of 1692	2520	rundll32.exe	32
PID 2520 wrote to memory of 1692	2520	rundll32.exe	32
PID 2520 wrote to memory of 1692	2520	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:2448
- 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:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 224
    3⤵
    - Program crash
    PID:1692

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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