1a7ff8b17d703d84698d653da808832d3d81b946c5ed606f0e3d4676c1bd99d6

Analysis

max time kernel
135s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 10:18

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

0ae9c427fe7bbbbf1368c1c6d3933ae7
SHA1

c8e5131613302531c88512dada29a18886259268
SHA256

49437f4b9fd38007f3b2735f0a8a12830b995305c75118b440202980183d5c6a
SHA512

59b76b00f2b0d6242dc5bc3cb36d3ff78867445f502e34cea890c6f493c2adf9b97cec539963204ddd1c641e1a77139f46fc33dec4dc636f4b06d2edffffec6d
SSDEEP

96:vCCshwlpqUsYghN/9uvZ7CLWNCSiiVTQYBGVXRvuBDlSriklbuba1iLc+cEyzo7e:BzqUuh/uLCXIkYBGV9uVlSblbubbwtl

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4920	3460	WerFault.exe	86

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 3 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 3460	2496	rundll32.exe	86
PID 2496 wrote to memory of 3460	2496	rundll32.exe	86
PID 2496 wrote to memory of 3460	2496	rundll32.exe	86

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
  PID:3460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3460 -s 612
    3⤵
    - Program crash
    PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3460 -ip 3460
1⤵
PID:4472

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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