54efb30e5161634a4fa82764ac3e3e79df8ea317601396e845343851190bfeb3

Analysis

max time kernel
15s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 05:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

4add245d4ba34b04f213409bfe504c07
SHA1

ef756d6581d70e87d58cc4982e3f4d18e0ea5b09
SHA256

9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706
SHA512

1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d
SSDEEP

192:VjHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZv0QPi:B/Qlt7wiij/lMRv/9V4bvr

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1016	2332	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 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2496 wrote to memory of 2332	2496	rundll32.exe	30
PID 2332 wrote to memory of 1016	2332	rundll32.exe	31
PID 2332 wrote to memory of 1016	2332	rundll32.exe	31
PID 2332 wrote to memory of 1016	2332	rundll32.exe	31
PID 2332 wrote to memory of 1016	2332	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- 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:2332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 220
    3⤵
    - Program crash
    PID:1016

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

Loading Replay Monitor...