1173af60b8b0b350632ded58fd89429fd9457840f418ffa214f57487768ab19a

Analysis

max time kernel
211s
max time network
286s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
12/10/2024, 00:44

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General

Target

$PLUGINSDIR/nsisdl.dll
Size

15KB
MD5

75fdbfddcb769095e6143eb46cc77e26
SHA1

a1fed5cedbc3c3319e332ae3f5347319af1f3f18
SHA256

e2267f1a80ca42fde50e6b22f39821334a9ea622995e0869d3709b05306b1126
SHA512

3ff5485f7a3c35e55b94bd09019555945ab4fd9fe03cce1ea9c43bd2fd75b0a9502342eb36acefe16a3ebcd9efc1c1eeea2b9621d31baa27b035ce60ffa1f3d8
SSDEEP

384:bpy18oahashajPmIYInUJggBOZgAHhUKijb:bpy18oafmeggBOCAHpij

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
968	4480	WerFault.exe	77

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 1784 wrote to memory of 4480	1784	rundll32.exe	77
PID 1784 wrote to memory of 4480	1784	rundll32.exe	77
PID 1784 wrote to memory of 4480	1784	rundll32.exe	77

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1784
- 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:4480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 492
    3⤵
    - Program crash
    PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4480 -ip 4480
1⤵
PID:4120

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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