ac4b45bc07af46efc0b0425b7c49b2b2b93781ebe8928fd5fd1e984b8b4b4a4c

Analysis

max time kernel
95s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 14:06

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General

Target

$PLUGINSDIR/SetupLib.dll
Size

793KB
MD5

b151f73aa29acf29d322b2e2b9998a32
SHA1

a519063b54a612d3e405917ad001b38164a5347d
SHA256

a93d0a27a3dc33d9f2f467b1801e5d7d834a2c9a9e9bbeb9a43191593993c438
SHA512

ddc4cb3f3f698972871ae3ccad48e2bb3e51c3b6b3016382ef4205a9900a608af9fed6f073fc7c1fe2d8b0da3f3c13bc39476f244cf2d8e588e5c250eb8abee1
SSDEEP

12288:6LQClXVXk/635GMCQNCgypJvmQ1T/G6FiMW7JYFBcjYTIWBvpZHOa:xC5VX6N3lmQ1T/G6FiMYJYQUThBzua

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4452	740	WerFault.exe	82

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 4456 wrote to memory of 740	4456	rundll32.exe	82
PID 4456 wrote to memory of 740	4456	rundll32.exe	82
PID 4456 wrote to memory of 740	4456	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SetupLib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SetupLib.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 640
    3⤵
    - Program crash
    PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 740 -ip 740
1⤵
PID:1616

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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