465c444d20b3e265e924360ced45ea8e6e8ef2cdf46ed4d7ae71ed9e1e4e10ca

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 05:16

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

6c38da8922cc37b4bbb77de4a63ad843
SHA1

4e0533fd11df8bddbd543ed58df7b6060d9f4631
SHA256

1624d9ad8b2e2658af224691263f64388ba3a997efe80011889e3c35237ce4c1
SHA512

ad0be3d7e57da9c304e9b9cac5341b6c76b157456ab44f5579d6c38c830a31c9c3e1e9a875b8f465243c607ea2ede6b0bb77237f17a70a4d4c78606e036c3430
SSDEEP

192:wA1YOTDExj7EFrYCT4E8y3hoSdtTgwF43E7QbGPXI9uIc6gn9Mw:QR7SrtTv53tdtTgwF4SQbGPX36g9Mw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
968	2944	WerFault.exe	29

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 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2180 wrote to memory of 2944	2180	rundll32.exe	29
PID 2944 wrote to memory of 968	2944	rundll32.exe	30
PID 2944 wrote to memory of 968	2944	rundll32.exe	30
PID 2944 wrote to memory of 968	2944	rundll32.exe	30
PID 2944 wrote to memory of 968	2944	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- 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:2944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 220
    3⤵
    - Program crash
    PID:968

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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