Overview

overview

10

Static

static

10

5a7e29e9f5...a2.exe

windows10-2004-x64

10

5a7e29e9f5...a2.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/07/2026, 09:53

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General

  • Target
    5a7e29e9f5a5670ab8f4c1cb1f2c8232193f3ee5cf48aa717299f9bbbc1ceea2.exe
  • Size 45KB
  • Sample260701-lwtftsdt2w
  • SHA256 5a7e29e9f5a5670ab8f4c1cb1f2c8232193f3ee5cf48aa717299f9bbbc1ceea2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • sexzz.cc:80

  • sexzz.cc:22

  • sexzz.cc:8080

  • sexzz.cc:8880

  • sexzz.cc:2052

  • sexzz.cc:2082

  • sexzz.cc:2086

  • sexzz.cc:2095

  • sexzz.cc:443

  • sexzz.cc:2053

  • sexzz.cc:2083

  • sexzz.cc:2087

  • sexzz.cc:2096

  • sexzz.cc:8443

  • www.sexzz.cc:80

  • www.sexzz.cc:22

  • www.sexzz.cc:8080

  • www.sexzz.cc:8880

  • www.sexzz.cc:2052

  • www.sexzz.cc:2082

Mutex

  • 1zWNhAxfLDYN

Attributes
  • delay

    0

  • install

    true

  • install_file

    5yqf.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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a7e29e9f5a5670ab8f4c1cb1f2c8232193f3ee5cf48aa717299f9bbbc1ceea2.exe
    "C:\Users\Admin\AppData\Local\Temp\5a7e29e9f5a5670ab8f4c1cb1f2c8232193f3ee5cf48aa717299f9bbbc1ceea2.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "5yqf" /tr '"C:\Users\Admin\AppData\Roaming\5yqf.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1616
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "5yqf" /tr '"C:\Users\Admin\AppData\Roaming\5yqf.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4764
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5F32.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1084
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1800
      • C:\Users\Admin\AppData\Roaming\5yqf.exe
        "C:\Users\Admin\AppData\Roaming\5yqf.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2636
  • C:\Users\Admin\AppData\Roaming\5yqf.exe
    "C:\Users\Admin\AppData\Roaming\5yqf.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2252

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp5F32.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp5F32.tmp.bat
        • Size 148B
        • SHA256 3eead7699482f6370a0f4890a728c5f38ea3ea95ab5165e39feeb5a91acf5137
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        5yqf.exe
        • Path C:\Users\Admin\AppData\Roaming\5yqf.exe
        • Size 45KB
        • SHA256 5a7e29e9f5a5670ab8f4c1cb1f2c8232193f3ee5cf48aa717299f9bbbc1ceea2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2252-10-0x0000000005040000-0x0000000005050000-memory.dmp
        Download

        memory/2252-13-0x0000000005040000-0x0000000005050000-memory.dmp
        Download

        memory/4620-0-0x0000000000600000-0x0000000000612000-memory.dmp
        Download

        memory/4620-1-0x0000000004F90000-0x0000000004FA0000-memory.dmp
        Download

        memory/4620-2-0x0000000005040000-0x00000000050DC000-memory.dmp
        Download