f392bfa146ad86308fa464a9505708645f99618d54483cbc6b746b656f26a3fb

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 14:27

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

192639861e3dc2dc5c08bb8f8c7260d5
SHA1

58d30e460609e22fa0098bc27d928b689ef9af78
SHA256

23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
SHA512

6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
SSDEEP

192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2192 3052 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2192	3052	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 2644 wrote to memory of 3052	2644	rundll32.exe	rundll32.exe
PID 3052 wrote to memory of 2192	3052	rundll32.exe	WerFault.exe
PID 3052 wrote to memory of 2192	3052	rundll32.exe	WerFault.exe
PID 3052 wrote to memory of 2192	3052	rundll32.exe	WerFault.exe
PID 3052 wrote to memory of 2192	3052	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- 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:3052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 220
    3⤵
    - Program crash
    PID:2192

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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