Overview

overview

10

Static

static

10

ab4a5d4493...49.exe

windows10-2004-x64

10

ab4a5d4493...49.exe

windows11-ltsc_2024-x64

10

Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/06/2026, 20:01

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General

  • Target
    ab4a5d4493a7fc5d30596c8b6a72f91a0485570bc513cc9fd0b746baffcad749.exe
  • Size 45KB
  • Sample260624-yr2ymaft8m
  • SHA256 ab4a5d4493a7fc5d30596c8b6a72f91a0485570bc513cc9fd0b746baffcad749
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexdamvcl.net:80

  • sexdamvcl.net:22

  • sexdamvcl.net:8080

  • sexdamvcl.net:8880

  • sexdamvcl.net:2052

  • sexdamvcl.net:2082

  • sexdamvcl.net:2086

  • sexdamvcl.net:2095

  • sexdamvcl.net:443

  • sexdamvcl.net:2053

  • sexdamvcl.net:2083

  • sexdamvcl.net:2087

  • sexdamvcl.net:2096

  • sexdamvcl.net:8443

  • www.sexdamvcl.net:80

  • www.sexdamvcl.net:22

  • www.sexdamvcl.net:8080

  • www.sexdamvcl.net:8880

  • www.sexdamvcl.net:2052

  • www.sexdamvcl.net:2082

Mutex

  • 9R1EadFE5zkR

Attributes
  • delay

    0

  • install

    true

  • install_file

    gfenof.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab4a5d4493a7fc5d30596c8b6a72f91a0485570bc513cc9fd0b746baffcad749.exe
    "C:\Users\Admin\AppData\Local\Temp\ab4a5d4493a7fc5d30596c8b6a72f91a0485570bc513cc9fd0b746baffcad749.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "gfenof" /tr '"C:\Users\Admin\AppData\Roaming\gfenof.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5828
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "gfenof" /tr '"C:\Users\Admin\AppData\Roaming\gfenof.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:356
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpCF61.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5880
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:5924
      • C:\Users\Admin\AppData\Roaming\gfenof.exe
        "C:\Users\Admin\AppData\Roaming\gfenof.exe"
        3⤵
          PID:4604
    • C:\Users\Admin\AppData\Roaming\gfenof.exe
      "C:\Users\Admin\AppData\Roaming\gfenof.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4768

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          tmpCF61.tmp.bat
          • Path C:\Users\Admin\AppData\Local\Temp\tmpCF61.tmp.bat
          • Size 150B
          • SHA256 fa6a20260d98c302b6a069eee3e331e3c1f55ef2868047b8d600c2fa46bf8c7b
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          gfenof.exe
          • Path C:\Users\Admin\AppData\Roaming\gfenof.exe
          • Size 45KB
          • SHA256 ab4a5d4493a7fc5d30596c8b6a72f91a0485570bc513cc9fd0b746baffcad749
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1296-0-0x0000000074472000-0x0000000074473000-memory.dmp
          Download

          memory/1296-1-0x0000000000B80000-0x0000000000B92000-memory.dmp
          Download

          memory/1296-2-0x0000000074460000-0x0000000074C1C000-memory.dmp
          Download

          memory/1296-3-0x0000000005580000-0x000000000561C000-memory.dmp
          Download

          memory/1296-8-0x0000000074460000-0x0000000074C1C000-memory.dmp
          Download

          memory/4768-12-0x00000000742C0000-0x0000000074A7C000-memory.dmp
          Download

          memory/4768-14-0x00000000742C0000-0x0000000074A7C000-memory.dmp
          Download