Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2023 09:56

General

  • Target

    94137cbe1455e824d25c59e3c5a0daf2b9274b055cf6e20800efa7713d10c1ac.ps1

  • Size

    801KB

  • MD5

    7660ddcbb1eeb5db743604a0487f144c

  • SHA1

    2a8ddaa0c0da3fb447ea70abedd27f5c7709bb77

  • SHA256

    94137cbe1455e824d25c59e3c5a0daf2b9274b055cf6e20800efa7713d10c1ac

  • SHA512

    6ed5131ef7cc08eabead72bcc983d59b41032db698db8ae421a8c0abc8e180550f4ce5ef156d6d64606cdb3bd375408c68a8dc37cb5206c42785a80abd7f4ff6

  • SSDEEP

    12288:OZmTk3LmZmTk3Lv2RDsUU1Vq2RDsUU1VW2RDsUU1V2:OZmTAKZmTAr25gq25gW25g2

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

C2

b2b.ddns.com.br:5222

Mutex

d9261ef3301b4b86a95

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\94137cbe1455e824d25c59e3c5a0daf2b9274b055cf6e20800efa7713d10c1ac.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:228

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zltldu5p.jlz.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/228-158-0x0000000000400000-0x000000000040A000-memory.dmp
      Filesize

      40KB

    • memory/228-163-0x0000000005220000-0x0000000005230000-memory.dmp
      Filesize

      64KB

    • memory/228-162-0x0000000005220000-0x0000000005230000-memory.dmp
      Filesize

      64KB

    • memory/228-161-0x0000000005820000-0x0000000005DC4000-memory.dmp
      Filesize

      5.6MB

    • memory/1036-145-0x00000253FE770000-0x00000253FE780000-memory.dmp
      Filesize

      64KB

    • memory/1036-147-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-149-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-151-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-153-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-155-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-157-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-146-0x00000253989C0000-0x00000253989D8000-memory.dmp
      Filesize

      96KB

    • memory/1036-143-0x00000253FE770000-0x00000253FE780000-memory.dmp
      Filesize

      64KB

    • memory/1036-144-0x00000253FE770000-0x00000253FE780000-memory.dmp
      Filesize

      64KB

    • memory/1036-142-0x00000253FF9B0000-0x00000253FF9D2000-memory.dmp
      Filesize

      136KB