dcee4695192b17a77ca40f63234298fa02326bde2a2a34bab373ac5cc2fc5f48

Analysis

max time kernel
150s
max time network
134s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/10/2026, 10:34

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General

Target
$PLUGINSDIR/CustomNSISdl.dll
Size 40KB
Sample261002-ml89zagd43
SHA256 dcee4695192b17a77ca40f63234298fa02326bde2a2a34bab373ac5cc2fc5f48
MD5 bb81b9946ffc1e50b7a052cd00ac2690
SHA1 0deb5a4c1effa39d22e89199dbb1e6695246848f
SHA512 9c1e9fcac43aa41cf6db56557a7d720db52013b78e048ffa821e608868c2bc97d30aa9087047a5faaaed39655759da0d6fd6097f273c30ce51b0f0963c8a739c
SSDEEP 384:kBrBOvI88qsfnZsFTyQ0mipmycAC/hZAOT8pA40PIL1lBlE:kBrmB8qsfnZeTyQ0mZ7h26g1d
TLSH
T10B13B321D211F03FF4F3297A53EF176AA46852B8270624C734D8EA9ABBD45DBBD31106
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1880	708	WerFault.exe	90

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 3344 wrote to memory of 708	3344	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomNSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CustomNSISdl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 708 -s 544
    3⤵
    - Program crash
    PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 708 -ip 708
1⤵
PID:6016

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

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Downloads

memory/708-0-0x0000000074E00000-0x0000000074E24000-memory.dmp

Download

memory/708-1-0x0000000074E00000-0x0000000074E24000-memory.dmp