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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/11/2024, 01:51

General

  • Target

    53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe

  • Size

    255KB

  • MD5

    e03c1771945c884883a82704a93ca453

  • SHA1

    78609d9940ec6e59db7961ec2ac859c68ce81186

  • SHA256

    53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df

  • SHA512

    ed063720d08c2cd8b674101b5d457795ec570fee19c1e0747fd708428f7b8ae9736cfc02ace2fdc0040cc15019163fa86fba22147c68d77fc22be95d3343ab6d

  • SSDEEP

    3072:sH++bXekOTbSiLvAzII9x66AOag74srxxVfPWKvQIFY623:snbGCqONxTGqQI+62

Malware Config

Extracted

Family

xworm

C2

23.ip.gl.ply.gg:7972

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe
    "C:\Users\Admin\AppData\Local\Temp\53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1696
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '53ffbe2e9c08961a21157be3a79fe0a33d19ec4bdae8cf2dc62c27f1fa4097df.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3080
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\svchost.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1676
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    77d622bb1a5b250869a3238b9bc1402b

    SHA1

    d47f4003c2554b9dfc4c16f22460b331886b191b

    SHA256

    f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

    SHA512

    d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    bb812b3e31d6bcd9430e1859693c9856

    SHA1

    2e2fd106bd4c2cfb827a2db22cdfc12d9a2aebe1

    SHA256

    36d73bca447ed277c72b5af7fe1e4f8d076e857fa82a7dd00e485138b9da673b

    SHA512

    8bb6f11f4a69f6b1b0a2ff36f45c646cb726933a613e7c4d4b7c20e6c042616047beb4057675687d9f96e564c141b1a4b6f50fe793ec163393d57124a06319f4

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    669da47b4b9fbd5be73aa95dae38ae5b

    SHA1

    5118811981f4c9dcf0c4c4225824563f917bccda

    SHA256

    649b913bb8af13c4c91937cb2675287e92b71f9f8afa0a15575b99b7316ce0e0

    SHA512

    7b554e7cbccd9896c7feb4e8f78d9e2652f04e4696d8a745e0a462b91a43044487e6d4a50dea6853624d32b76445bdf44e10e338ceb32eeeeaa6d8e5f9423b41

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bgxfokoi.fwc.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1696-11-0x000002CFF5DB0000-0x000002CFF5DD2000-memory.dmp

    Filesize

    136KB

  • memory/1696-14-0x00007FFF30E40000-0x00007FFF31901000-memory.dmp

    Filesize

    10.8MB

  • memory/1696-17-0x00007FFF30E40000-0x00007FFF31901000-memory.dmp

    Filesize

    10.8MB

  • memory/1696-13-0x00007FFF30E40000-0x00007FFF31901000-memory.dmp

    Filesize

    10.8MB

  • memory/1696-12-0x00007FFF30E40000-0x00007FFF31901000-memory.dmp

    Filesize

    10.8MB

  • memory/2996-0-0x00007FFF30E43000-0x00007FFF30E45000-memory.dmp

    Filesize

    8KB

  • memory/2996-1-0x0000000000340000-0x0000000000386000-memory.dmp

    Filesize

    280KB

  • memory/2996-56-0x00007FFF30E40000-0x00007FFF31901000-memory.dmp

    Filesize

    10.8MB

  • memory/2996-57-0x00007FFF30E43000-0x00007FFF30E45000-memory.dmp

    Filesize

    8KB

  • memory/2996-58-0x00007FFF30E40000-0x00007FFF31901000-memory.dmp

    Filesize

    10.8MB