4704846c5605552a2573aeb62f176630fd2ba5498457420c3fb36a27cae6800f

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
07/08/2024, 13:07

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General

Target

$PLUGINSDIR/NsisPlugin.dll
Size

280KB
MD5

1d0e98e6817a35237509731e1398b47a
SHA1

2690a72941f1641495a1cf51ebf5399987a74e5c
SHA256

23abc9395b36419700f31b507f13a189ec2eeb70c7e1a1fe9406c2b9e0728298
SHA512

5cf919baa11e3cdc3518a351e206a5dc84bb1beaf933194d27fb0a96edbc6b90a58106c45a357e8c7af9de815b4e74cf5e42a22bc91b5fac02bb386a6638d0ce
SSDEEP

6144:XqvqVlHTqbHKd7kapR1hlfOhykuOP/BtVF:FuHKR78hwOP/DVF

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	5492	WerFault.exe	81

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 5520 wrote to memory of 5492	5520	rundll32.exe	81
PID 5520 wrote to memory of 5492	5520	rundll32.exe	81
PID 5520 wrote to memory of 5492	5520	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisPlugin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisPlugin.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5492 -s 468
    3⤵
    - Program crash
    PID:2948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5492 -ip 5492
1⤵
PID:5500

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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