da2875c955130e7ba21e0a106f38d9edc4f8f1eb6bea5915f89418d1cede9b6f

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/09/2024, 08:09

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General

Target
$PLUGINSDIR/linker.dll
Size 7KB
Sample240906-j2a6bsvgql
SHA256 67552ebf58e98e841dcd9f4213ad3eb134d595f04839771618f0bb1c48ea2b92
MD5 122754bdae09014ed8be78a8dd3618c0
SHA1 8a1d4a0b8202d2261a12d97aebfe33144c274444
SHA512 7b9b5f8b52db793b4833a75bd8f122f28f2df00d43bd35efc831c2b8457009d51fe39874c691389c2fdc87ed411919b59da50199e3f719bd4cfb166367f185d9
SSDEEP 96:Xky9W/VixqhFtMpnEH5lpDyUL2bk/gkfgilv:XH9W/oCFtMZEH5NL2bTkfFlv
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	1968	WerFault.exe	28

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 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1364 wrote to memory of 1968	1364	rundll32.exe	28
PID 1968 wrote to memory of 2400	1968	rundll32.exe	29
PID 1968 wrote to memory of 2400	1968	rundll32.exe	29
PID 1968 wrote to memory of 2400	1968	rundll32.exe	29
PID 1968 wrote to memory of 2400	1968	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\linker.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\linker.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 224
    3⤵
    - Program crash
    PID:2400

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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