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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    05/01/2025, 12:30

General

  • Target

    TelegramRAT.exe

  • Size

    119KB

  • MD5

    47436ad8508cbdbede6535db163766bc

  • SHA1

    c6c6f8eb7dac9f294da1547e30c320a7d316bf52

  • SHA256

    43eca90ecc5958fd358a9240f31b1811ad2d01c6db10397cfd88e445ff8be5e0

  • SHA512

    255a5618cf57a4930e08e02628bef7533289e2968fcf0d1db617447f7c04245978fc9d83c29247ffd9478a5428a3491a28458bcb2eb05efb0a4566ad43bf5a9c

  • SSDEEP

    3072:gAWfRzlXCwwFwOwWAmm+G/bxqH8QW8zCrAZu/tM1:gAD1SWHe/bg/p

Malware Config

Extracted

Family

toxiceye

C2

https://api.telegram.org/bot7919388970:AAGC7fUBzVyMANzjN6bhRPjR0LNTw4C5Zlo/sendMessage?chat_id=8130842755

Signatures

  • ToxicEye

    ToxicEye is a trojan written in C#.

  • Toxiceye family
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 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\TelegramRAT.exe
    "C:\Users\Admin\AppData\Local\Temp\TelegramRAT.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:916
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\ToxicEye\rat.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:396
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpC2A4.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpC2A4.tmp.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Windows\system32\tasklist.exe
        Tasklist /fi "PID eq 916"
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2320
      • C:\Windows\system32\find.exe
        find ":"
        3⤵
          PID:3324
        • C:\Windows\system32\timeout.exe
          Timeout /T 1 /Nobreak
          3⤵
          • Delays execution with timeout.exe
          PID:2648
        • C:\Users\ToxicEye\rat.exe
          "rat.exe"
          3⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4996
          • C:\Windows\System32\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\ToxicEye\rat.exe"
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3788
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4368

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpC2A4.tmp.bat

      Filesize

      187B

      MD5

      4cc20c94a3b63502ba2a0f0f7cf7ed2e

      SHA1

      ca1a20b3d435a6b6d6e26e96395c2dd788196930

      SHA256

      1c80c95213bac0374458d85067072bf784feb545d0328ce8c5fc27f25a8db404

      SHA512

      0a59b253ab7b3eb2ea44414a08ea9c9a08bf72c9d217d7ea08ed9a09b1afa4d57ef3b29b2ca242de323d61ea876ce0bbeb2bd9cd0375985480f41da790b23261

    • C:\Users\ToxicEye\rat.exe

      Filesize

      119KB

      MD5

      47436ad8508cbdbede6535db163766bc

      SHA1

      c6c6f8eb7dac9f294da1547e30c320a7d316bf52

      SHA256

      43eca90ecc5958fd358a9240f31b1811ad2d01c6db10397cfd88e445ff8be5e0

      SHA512

      255a5618cf57a4930e08e02628bef7533289e2968fcf0d1db617447f7c04245978fc9d83c29247ffd9478a5428a3491a28458bcb2eb05efb0a4566ad43bf5a9c

    • memory/916-0-0x00007FFB58693000-0x00007FFB58695000-memory.dmp

      Filesize

      8KB

    • memory/916-1-0x00000240063B0000-0x00000240063D4000-memory.dmp

      Filesize

      144KB

    • memory/916-2-0x00007FFB58690000-0x00007FFB59152000-memory.dmp

      Filesize

      10.8MB

    • memory/916-5-0x00007FFB58690000-0x00007FFB59152000-memory.dmp

      Filesize

      10.8MB

    • memory/4368-10-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-9-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-8-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-15-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-20-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-19-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-18-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-17-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-16-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB

    • memory/4368-14-0x000001B742740000-0x000001B742741000-memory.dmp

      Filesize

      4KB