caa1e28ce7dd5960e3dd91f327484e0a3f5da6493b6536617659caf94c54e583

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 09:30

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

fa299e199922b3ba833be655a8d71b75
SHA1

4d74c53bb6927a2831df93af26f3e4e4fb007797
SHA256

49a6a1c1f19574b2a247ce6c5adc0751e046d27c30912816ba415f871b74ae5d
SHA512

7ceb64d3d826762994c48ffad3ad2234410cbcdbedfce9a2dc03d18915ce22d687173f90e954d7bdb0eae76954c360059ad761aedc48cd7fa4ec29d6094f6a65
SSDEEP

96:v7fhZwXd8KgEbAa9PweF1WxD8ZLMJGgmkNO38:4N8KgWAuLWxD8ZAGgmkN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2608	2736	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 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2192 wrote to memory of 2736	2192	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	29
PID 2736 wrote to memory of 2608	2736	rundll32.exe	29
PID 2736 wrote to memory of 2608	2736	rundll32.exe	29
PID 2736 wrote to memory of 2608	2736	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- 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:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 224
    3⤵
    - Program crash
    PID:2608

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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