4c7fbcddd12ea03509418ed95249be6950e7c2c6e3c6a9d0c90a634f837a1aa4

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/04/2026, 06:30

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General

Target
$PLUGINSDIR/nsis7zU.dll
Size 338KB
Sample260424-g9pmkshw21
SHA256 4c7fbcddd12ea03509418ed95249be6950e7c2c6e3c6a9d0c90a634f837a1aa4
MD5 92d7181388485d0b892c50def685b416
SHA1 93db00dd5f79a63a27b40c6a94991e320d6c7c51
SHA512 16e1ce7868671e6f5e10d9411a1f6faa38f63b0fe4810a7a50e8bffd6d09431eed54cac9adef2314833a9462f184e85e846e796607cb4532505207ec1d98c238
SSDEEP 6144:r69ssOlBrbYr5UP4m3mC/FvBbhQ1JzI+yQKiJGxdNtsm0XOm:r4S165UP4mL/FvBtC8zQdSDmm0XOm
TLSH
T1F1749D227A90C075C9AF0231AD08B7A095FEB6718A34C74BF7D84B5E2F771C29A14B57
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4380	4132	WerFault.exe	85

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 1 IoCs

description	pid	Process	procid_target
PID 4448 wrote to memory of 4132	4448	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7zU.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsis7zU.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4132 -s 600
    3⤵
    - Program crash
    PID:4380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4132 -ip 4132
1⤵
PID:2312

Network

MITRE ATT&CK Enterprise v16

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 v16

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