4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b

Analysis

max time kernel
148s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/09/2026, 04:34

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General

Target
4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b.exe
Size 128KB
Sample260928-e647ravcrg
SHA256 4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b
MD5 02c88b9ad139957e9ee397ae42cabe48
SHA1 bd826a222527d199ae2476583db6745d7e38bf7d
SHA512 df251abc5900acf652b32fd456e35c1cfd89dcdf44d941a864d1d5c9ac67dc0fbbbe3c19685cb83457bb06b7eceba4cd57086047c151267d28ebe2d4ba59e523
SSDEEP 3072:GXv9qKohEb1guu5Q73DHa8+RZZJm/TLa1gAEaXyuyO8uFGiU:GXsKoGC5KD6BmOBFCuyOpFGD
TLSH
T1C2D3F10227F0C0B3E8660B31587A57B37EF6A13112646F4B57906B9E7D32B81CE19B67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4624	Un.exe

Executes dropped EXE 1 IoCs

pid	Process
4624	Un.exe

Loads dropped DLL 1 IoCs

pid	Process
4624	Un.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
5424	sc.exe
476	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4624	Un.exe
4624	Un.exe
4624	Un.exe
4624	Un.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4400 wrote to memory of 4624	4400	4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b.exe	89
PID 4624 wrote to memory of 5424	4624	Un.exe	90
PID 4624 wrote to memory of 476	4624	Un.exe	92

C:\Users\Admin\AppData\Local\Temp\4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b.exe
"C:\Users\Admin\AppData\Local\Temp\4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4400
- C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4624
- - C:\Windows\SysWOW64\sc.exe
    "C:\Windows\system32\sc.exe" stop CrossDeskService
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:5424
- - C:\Windows\SysWOW64\sc.exe
    "C:\Windows\system32\sc.exe" delete CrossDeskService
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:476

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

nsProcess.dll

Path C:\Users\Admin\AppData\Local\Temp\nsmBCE3.tmp\nsProcess.dll
Size 4KB
SHA256 30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11
MD5 f0438a894f3a7e01a4aae8d1b5dd0289
SHA1 b058e3fcfb7b550041da16bf10d8837024c38bf6
SHA512 f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7
SSDEEP 48:Sz4joMeH+Iwdf8Rom/L+rOnnk5/OCnXeAdbdOAa4GPI+CJ87eILzlq7gthwIsEQW:64c/eFdfS/SSnkxNa4G+ueqPuCtGsj
TLSH
T11191D87597D804B1C197093276620A672FBD843603A7651FE7836E962ED0EFBE874321
MD5 SHA1 SHA512 SSDEEP TLSH

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Un.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
Size 128KB
SHA256 4af9d61583fc545f642e3704fecea02e09c141387b51fb55186875f58f5a260b
MD5 02c88b9ad139957e9ee397ae42cabe48
SHA1 bd826a222527d199ae2476583db6745d7e38bf7d
SHA512 df251abc5900acf652b32fd456e35c1cfd89dcdf44d941a864d1d5c9ac67dc0fbbbe3c19685cb83457bb06b7eceba4cd57086047c151267d28ebe2d4ba59e523
SSDEEP 3072:GXv9qKohEb1guu5Q73DHa8+RZZJm/TLa1gAEaXyuyO8uFGiU:GXsKoGC5KD6BmOBFCuyOpFGD
TLSH
T1C2D3F10227F0C0B3E8660B31587A57B37EF6A13112646F4B57906B9E7D32B81CE19B67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download