a7ce140d12ae3b2180a2f170bd9cf812034046b5b4da2bc0725240445264a404

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26/08/2024, 05:41

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General

Target
$PLUGINSDIR/nsExec.dll
Size 6KB
Sample240826-gdfd2axgra
SHA256 608364aa628004d02d786e961b6fe3d04addeee7892d393871f71241cdf3137f
MD5 3032c25dd603e66c040dce56f73de8d3
SHA1 9393ba163219bf0913c1b6b13a42bad7ad69916c
SHA512 08533c8b43f90210b47922ddfb7533e19ff1d85796705b2ff707e92315ae81cfc4b95428f1c26d34e742a57e183781bc12efafd2a50a97c02f14b3fd29fff851
SSDEEP 96:rt4Vl/7Lo1UBrob9ljNEUgD7cyuM1x9XkraK2A2KAB5VVDyssKZ:rt4Vlw1Iul5J8T1vK20I5VVGsb
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1720	1960	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 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 2540 wrote to memory of 1960	2540	rundll32.exe	30
PID 1960 wrote to memory of 1720	1960	rundll32.exe	31
PID 1960 wrote to memory of 1720	1960	rundll32.exe	31
PID 1960 wrote to memory of 1720	1960	rundll32.exe	31
PID 1960 wrote to memory of 1720	1960	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 220
    3⤵
    - Program crash
    PID:1720

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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