d7b8e23375bcf4ccde720a1a79231f72babe8961724316509edc3eb68cc85955

Analysis

user interaction
yes
max time kernel
149s
max time network
138s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260130-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
06/05/2026, 17:21

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General

Target
DefenderRemover.exe
Size 821KB
Sample260506-vxfe2afs5s
SHA256 d7b8e23375bcf4ccde720a1a79231f72babe8961724316509edc3eb68cc85955
MD5 0512acda76af18e92d9345222dbf16ff
SHA1 ed2453acc5b211da96d15831604e833505195d87
SHA512 23d551cc7c19eb3c44c843483d06a7c5c3da84f0eeed0f7e919dc7f0a4bcb1e48cf1d095899f33704b2a34d616305f43e55831762a657bd506ffec6443ac6852
SSDEEP 12288:a1OgLdaiAV0qzU7rOv/O6/NH90u9KIyburq6fAdAYmyF:a1OYdaWIO6/LXEYr8dAByF
TLSH
T1EA059F92DE8858EFEC355E31E1B0BB980A7FD6D4B9D99F69116D3C387C982408803779
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 5 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	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DefenderRemover.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Runs net.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5508 wrote to memory of 4952	5508	DefenderRemover.exe	82
PID 4952 wrote to memory of 4816	4952	cmd.exe	84
PID 4816 wrote to memory of 4884	4816	net.exe	85
PID 4952 wrote to memory of 5528	4952	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\DefenderRemover.exe
"C:\Users\Admin\AppData\Local\Temp\DefenderRemover.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5508
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c .\Script_Run.bat
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4952
- - C:\Windows\SysWOW64\net.exe
    net session
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4816
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 session
      4⤵
      System Location Discovery: System Language Discovery
      PID:4884
- - C:\Windows\SysWOW64\choice.exe
    choice /C:yas /N
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5528

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

Replay Monitor

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Downloads

Script_Run.bat

Path C:\Users\Admin\AppData\Local\Temp\7zS39F7.tmp\Script_Run.bat
Size 2KB
SHA256 0f96a9ff12f9feb0b0a5f388f3f8a048be150ddc32123a8351607f4bdcd2be6c
MD5 61f6b945387dbf7fd3b4bcf385bbb868
SHA1 f0790f942e6f89923eb6c4a4f27beca5403e1a6e
SHA512 9a8dc9ffc71bc0205a520e09a3c44f477a3e4405937705689e6ac3f83923fc90cb065cadecf0c17ba63799e078b035fd7429e395c60380764bbaf62d0e40d21e
TLSH
T10641D12C6D2F74F44BF4D05B50398A07E39F505BE12D0C4531E311BA2EA5ACAA29C3EC
MD5 SHA1 SHA512 TLSH

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