f680afa8207b8930f5bc4deedfe3331f5b79ed6f58790a83a04e692614eac552

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 03:37

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General

Target

$PLUGINSDIR/LangDLL.dll
Size

5KB
MD5

51d66dbc791228d8411159379523d971
SHA1

029981130567cd45cb98cff5041acbec13d6ba3f
SHA256

9a2d4add45790a47d56aa67b9199b66119ec0a21185f3df6fabbc56a9b47cb88
SHA512

c224b16c27869767f7fe403094797bc580b4710c92f05f7fad5fc405e834bd12b2c5022fa6e380ad7e2f58650115afe8792ce8bfba932c4fb46e8d27d99ccc7d
SSDEEP

48:SHEnz1tBa/XC1TQO50vwovgxVLrh2TpXHW+iJ/L9Cp+0rf1uapRkdfhhdJcN:H9UXC13C/ovLrh2cD/L9NochjcN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2332	2476	WerFault.exe	84

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 4016 wrote to memory of 2476	4016	rundll32.exe	84
PID 4016 wrote to memory of 2476	4016	rundll32.exe	84
PID 4016 wrote to memory of 2476	4016	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2476 -s 600
    3⤵
    - Program crash
    PID:2332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2476 -ip 2476
1⤵
PID:3576

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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