Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260129-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/03/2026, 16:20

General

  • Target
    cinearchive.exe
  • Size 65KB
  • Sample260301-ts4rdsct4c
  • SHA256 eb8494f0a294566ca2fb0d19b4d46b70eefbe8d96ca54c6b964d195e3523fa0e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Version
  • 1.0.7

Botnet
  • CineVault

C2
  • deltasteel.za.com:4872

  • deltasteel.za.com:3389

  • deltasteel.za.com:445

  • deltasteel.za.com:22

  • deltasteel.za.com:443

  • deltasteel.za.com:80

  • deltasteel.za.com:21

  • deltasteel.za.com:1604

  • deltasteel.za.com:200

  • malware.deltasteel.za.com:4872

  • malware.deltasteel.za.com:3389

  • malware.deltasteel.za.com:445

  • malware.deltasteel.za.com:22

  • malware.deltasteel.za.com:443

  • malware.deltasteel.za.com:80

  • malware.deltasteel.za.com:21

  • malware.deltasteel.za.com:1604

  • malware.deltasteel.za.com:200

  • phishing.deltasteel.za.com:4872

  • phishing.deltasteel.za.com:3389

Mutex
  • CineVault_FilmMutex_v3430

Attributes
  • delay

    1

  • install

    true

  • install_file

    cinearchive.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • Async RAT payload 1 IoCs
  • 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).

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

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

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\cinearchive.exe
    "C:\Users\Admin\AppData\Local\Temp\cinearchive.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4240
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "cinearchive" /tr '"C:\Users\Admin\AppData\Roaming\cinearchive.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3376
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "cinearchive" /tr '"C:\Users\Admin\AppData\Roaming\cinearchive.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2732
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3786.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3292
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:1736
      • C:\Users\Admin\AppData\Roaming\cinearchive.exe
        "C:\Users\Admin\AppData\Roaming\cinearchive.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2172
  • C:\Users\Admin\AppData\Roaming\cinearchive.exe
    "C:\Users\Admin\AppData\Roaming\cinearchive.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4564

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cinearchive.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\cinearchive.exe.log
        • Size 425B
        • SHA256 b8f7e4ed81764db56b9c09050f68c5a26af78d8a5e2443e75e0e1aa7cd2ccd76
        • MD5 SHA1 SHA512 TLSH

        tmp3786.tmp.bat

        • Path C:\Users\Admin\AppData\Local\Temp\tmp3786.tmp.bat
        • Size 155B
        • SHA256 df07931c9be4ee41af09e88045769e8d5288d05cf92fcf6cb6f1c2e1889c2402
        • MD5 SHA1 SHA512 TLSH

        cinearchive.exe

        • Path C:\Users\Admin\AppData\Roaming\cinearchive.exe
        • Size 65KB
        • SHA256 eb8494f0a294566ca2fb0d19b4d46b70eefbe8d96ca54c6b964d195e3523fa0e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4240-0-0x00000000006D0000-0x00000000006E6000-memory.dmp

        memory/4240-1-0x0000000001090000-0x00000000010A0000-memory.dmp