aa63d723e0fde39bd468725d9ab31e22fded6f389399dc31f1ccf8bf87bee110

Analysis

max time kernel
11s
max time network
22s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
28/08/2024, 20:51

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

0ff5120f1afd0f295c2baa0f7192d3f8
SHA1

bde842d5d11005dcb4ff1d4ea97da31865477697
SHA256

4ca5bf1beb4b802914c4d3e2f37861f6ba5ecf969cfeadf5855edf58f647a721
SHA512

e049ffd7aace8d136eee007ee4f8dbc2ae8f3dce79d1c633d9654392240f8215787df8a6d08085257db51f28ff2a8023a13333dda3ea7f9bdc8b9c57b605f0a0
SSDEEP

192:Xv+cJZE61KRWJQO6tFiUdK7ckD4k7l1XRBm0w+NiHi1nSJ:Xf6rtFRdbQ1W+fn8

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3056	3060	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 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3012 wrote to memory of 3060	3012	rundll32.exe	29
PID 3060 wrote to memory of 3056	3060	rundll32.exe	30
PID 3060 wrote to memory of 3056	3060	rundll32.exe	30
PID 3060 wrote to memory of 3056	3060	rundll32.exe	30
PID 3060 wrote to memory of 3056	3060	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:3012
- 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:3060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 228
    3⤵
    - Program crash
    PID:3056

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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