4599f5d504c127f7e2ee391f06725461b9b761492c72ac2eb98f2429f04ef5c1

Analysis

max time kernel
62s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-10-2024 20:27

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General

Target

$PLUGINSDIR/nsExec.dll
Size

10KB
MD5

dcaaa39e47a9144ae10ee67b3183f4e1
SHA1

2af87fcebff57411e929dd2fce767e9a1e4d98e1
SHA256

da30c0f57a8a412bdc0fca182702f568bd91007475d1823464658fa523a4af9f
SHA512

d56997d74d841d01c62b7db4150729f395b57d065a1182249483640f80720fb6dc7a457cc3a23367982f92f85e9274507d6157f698a2e22ea11266866fb1bc2c
SSDEEP

192:0QfEI6x934y/+RHOmGtiFuubNF/pYkvQh7KA5ACo25JV/4:0bx93LWRHKolxYkv7uVoSJV

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	2832	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 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2768 wrote to memory of 2832	2768	rundll32.exe	30
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31
PID 2832 wrote to memory of 2844	2832	rundll32.exe	31
PID 2832 wrote to memory of 2844	2832	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:2768
- 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:2832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 224
    3⤵
    - Program crash
    PID:2844

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

Replay Monitor

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Downloads

memory/2832-0-0x0000000075030000-0x0000000075038000-memory.dmp

Filesize
32KB

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