156b9b583399faf13c4d46b89339fb0f7f38dc847ac2d7872178d8e3998b9734

Analysis

max time kernel
60s
max time network
33s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260618-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/06/2026, 04:21

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General

Target
$PLUGINSDIR/newtextreplace.dll
Size 11KB
Sample260620-eyr78ac17q
SHA256 156b9b583399faf13c4d46b89339fb0f7f38dc847ac2d7872178d8e3998b9734
MD5 b5358341df2cb171876a5f201e31a834
SHA1 df34750ea5504274be5ff8ddd306b49e302d04f9
SHA512 821dc42e24fa2d44a1d4d16b26c3da2688dac0fa44a266e38da2aff706c91440d83a87abc74131930e6c38a44a0c5e627db2d045375fde147e0edd3276f4b014
SSDEEP 192:GGhRfigbU26niqo9m+9k15AA1NrW0QfaDx3nxNLr6s+:GIwgSnhv/IaDx3n6X
TLSH
T11832965F729645F6EA2259B00FCFF67B8E90C005402B4F6CB79A896CB933E84710D195
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1564	1220	WerFault.exe	89

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 4444 wrote to memory of 1220	4444	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newtextreplace.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newtextreplace.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1220 -s 500
    3⤵
    - Program crash
    PID:1564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1220 -ip 1220
1⤵
PID:2168

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/1220-0-0x0000000064300000-0x000000006430B000-memory.dmp

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