88065e1cf38a7c3a48c8a3d0de61bb2bd1167c65187074a3cd3ea269fe4c4dab

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 11:09

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General

Target

$PLUGINSDIR/nsArray.dll
Size

12KB
MD5

da4bc09439ed21faf7620a53433aac92
SHA1

94e3347aebe16cb88b9f29f00134d9e0fb67e508
SHA256

216d68d3f0b37bb2203b3a438a84a089e8c388608f46377ad7e7d6a2709cf9b0
SHA512

920294456e8fee0c4137e4b4ba1389f09ade297d6ed49d78a9593d129dbb5eb048da2cbff7ac29687999991d5f38657cb31af73e2ccf6b8b9ce29480d4d81ec6
SSDEEP

192:LULA8tZt1pehCUVFpZ/XXz5F8qioPYtS/Z8i4NVhWp1h2ph30R:gLAe1peEUD/X1F8qiAFLhOh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

372 1372 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
372	1372	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1980 wrote to memory of 1372	1980	rundll32.exe	rundll32.exe
PID 1372 wrote to memory of 372	1372	rundll32.exe	WerFault.exe
PID 1372 wrote to memory of 372	1372	rundll32.exe	WerFault.exe
PID 1372 wrote to memory of 372	1372	rundll32.exe	WerFault.exe
PID 1372 wrote to memory of 372	1372	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsArray.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 220
    3⤵
    - Program crash
    PID:372

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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