a953b96b3a2a0e7a5f864dba710e7b27b4bcb4b938f314ee34ce42d1a023712f

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 21:49

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

14KB
MD5

88bbaee1059dcba83cce60777e90a423
SHA1

a0369b986bed181c9cbd70e573754d48f7930119
SHA256

19add6d77910f00709d52d1118765d9117246beb3d40ed227376e3a8380f8307
SHA512

9d6160ff34c6a7c9e91102374abd6611defc9588c7ce7dd8238d4023b2db79ff127aad9dbbffae68651de9e8206acced33b9960ca4a21eb7e6dcd6aa8c39c805
SSDEEP

192:tUZTobBDJ68r67wmsvJI5ad9cXzFOVu+mZ/P3p+57CvpVqDxVp01Dwn2GRPbsfA:6Bo/680dCI5adOjFOg9//p27uNw27o

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4632	1520	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 1520	2804	rundll32.exe	83
PID 2804 wrote to memory of 1520	2804	rundll32.exe	83
PID 2804 wrote to memory of 1520	2804	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 624
    3⤵
    - Program crash
    PID:4632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1520 -ip 1520
1⤵
PID:4640

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

Windows 7 deprecation

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