8b1a3325abed1a5e86ef9759aa90644c9a46d4baa806a3be057ce8b5c4de7749

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 01:27

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General

Target

$PLUGINSDIR/nsExec.dll
Size

7KB
MD5

59e487d0a38dce3f6be70d153d7b84a0
SHA1

0c2ca2fb13731c9f5c53d663dd3804a423736c45
SHA256

f19f36b3d8c9f78786eb2dc99d7c7ffbfa1c8236843f139c625a60fde3e6b4c3
SHA512

42c80f25e3e49a3a81ec20104feacfc9652410d50ef90020e61c889fb0e94b0e54e1214c37f205a9f180a56dc569628a62d2bed868ffceb3bb3bbbc842403735
SSDEEP

96:J0mkmwmHDqaRrlfAF4IUIqhmKv6vBckXK9wSBl8gvElHturnNQaSGYuHc2DCP:JHjRrlfA6Nv6eWIElNurnNQZGdHn

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2676	2924	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 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2236 wrote to memory of 2924	2236	rundll32.exe	30
PID 2924 wrote to memory of 2676	2924	rundll32.exe	31
PID 2924 wrote to memory of 2676	2924	rundll32.exe	31
PID 2924 wrote to memory of 2676	2924	rundll32.exe	31
PID 2924 wrote to memory of 2676	2924	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:2236
- 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:2924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2924 -s 220
    3⤵
    - Program crash
    PID:2676

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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