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Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/01/2025, 17:13

General

  • Target

    45.ps1

  • Size

    196KB

  • MD5

    042542aec94432fc2cafe9a239144312

  • SHA1

    95d08386158d36b86873ea14b645ce047f56d9d7

  • SHA256

    658c7753e7dce4eb144263de241ac56f14eba3bd92cd6def3a073d685de484e0

  • SHA512

    fe62a3e661671b3d9ba0a913d3f1b8f4d4460636e990112a9aa1639dd31f145afb20365c185a18ae4eeb274e96aa5f4c5903617cb7e942fd0f0db842932ef9d4

  • SSDEEP

    6144:72s1zAOok9Y3sOGnuerPkwo67g3Lk7pyFV50GuGdtqphBddqyIFr2JdyPrnxiNH2:7l1fO35

Malware Config

Extracted

Family

xworm

C2

85.209.11.15:4404

Attributes
  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\45.ps1
    1⤵
    • Suspicious use of SetThreadContext
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2088
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2268

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vt2xn3ox.e53.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1964-14-0x0000025BFEE10000-0x0000025BFEE16000-memory.dmp

      Filesize

      24KB

    • memory/1964-16-0x00007FFCBC1F0000-0x00007FFCBCCB1000-memory.dmp

      Filesize

      10.8MB

    • memory/1964-11-0x00007FFCBC1F0000-0x00007FFCBCCB1000-memory.dmp

      Filesize

      10.8MB

    • memory/1964-12-0x00007FFCBC1F0000-0x00007FFCBCCB1000-memory.dmp

      Filesize

      10.8MB

    • memory/1964-13-0x0000025BFEDF0000-0x0000025BFEE0A000-memory.dmp

      Filesize

      104KB

    • memory/1964-0-0x00007FFCBC1F3000-0x00007FFCBC1F5000-memory.dmp

      Filesize

      8KB

    • memory/1964-19-0x00007FFCBC1F0000-0x00007FFCBCCB1000-memory.dmp

      Filesize

      10.8MB

    • memory/1964-6-0x0000025BFEAC0000-0x0000025BFEAE2000-memory.dmp

      Filesize

      136KB

    • memory/1964-20-0x00007FFCBC1F0000-0x00007FFCBCCB1000-memory.dmp

      Filesize

      10.8MB

    • memory/2268-15-0x0000000000400000-0x0000000000416000-memory.dmp

      Filesize

      88KB

    • memory/2268-21-0x0000000074C2E000-0x0000000074C2F000-memory.dmp

      Filesize

      4KB

    • memory/2268-22-0x0000000005410000-0x00000000054AC000-memory.dmp

      Filesize

      624KB

    • memory/2268-23-0x0000000074C20000-0x00000000753D0000-memory.dmp

      Filesize

      7.7MB

    • memory/2268-24-0x0000000074C20000-0x00000000753D0000-memory.dmp

      Filesize

      7.7MB