28411261cb3f27081f910190d1c7742fb805185430af10131d5b39fd2e39c832

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
17/08/2024, 15:21

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

4c0c6163b636f627e0d505deda672c90
SHA1

2eae4e6f00673a03ae2434f1b22dc9218e4761a8
SHA256

bea71368433f91e32c597db990089ecb7599879f76a64f7f3446489578b2d5fb
SHA512

e817ad35f0e89ecce9d73add641d9eab95de6c6c30153e594673c8e0243e738a31dfb872cc76a8d51bc513775fc1dabc9adb65019298048539d6c3aa7d33e2ef
SSDEEP

192:MO6dJA/ruAFEiUdWWE6hE5RYUdJfbub1apgMO:9KAFERdlxhGRYUzqZap

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	1948	WerFault.exe	30

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 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 2276 wrote to memory of 1948	2276	rundll32.exe	30
PID 1948 wrote to memory of 2660	1948	rundll32.exe	31
PID 1948 wrote to memory of 2660	1948	rundll32.exe	31
PID 1948 wrote to memory of 2660	1948	rundll32.exe	31
PID 1948 wrote to memory of 2660	1948	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2276
- 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:1948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 224
    3⤵
    - Program crash
    PID:2660

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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