Analysis

  • max time kernel
    45s
  • max time network
    48s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/11/2024, 02:55

General

  • Target

    WizWorm v4.exe

  • Size

    14.6MB

  • MD5

    a40acced530eabfb6def1ecd05949fd2

  • SHA1

    5d8222580d7b25abd3cc9c4cd9633d87d9b4944e

  • SHA256

    e4cf1f93ceb7653d110e48a05e5dcde9fd15f46bcbefccc2a357575e3ac57d75

  • SHA512

    7fe6f9f39289264c87e85be8d9134c6e4bba32a35cab3597a4b020aeceef0afd9ccc0c0e02afec9a4fa7f84d6eb8ba85ef7ff2a0980777700867ce5567f35eed

  • SSDEEP

    393216:8PeCSmpzH0xDriYEHzPymegcu4WBYXLkOrT64gWvNkOr:8G7mdWDrGegc9WBYXLkOfQWvNkc

Malware Config

Extracted

Family

xworm

C2

mailing-perception.gl.at.ply.gg:63145

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    USB.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 6 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 54 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 49 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\WizWorm v4.exe
    "C:\Users\Admin\AppData\Local\Temp\WizWorm v4.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHYAeABwACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHoAdABhACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAG4AZABiACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHMAYwBxACMAPgA="
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4564
    • C:\Windows\WizWorm.exe
      "C:\Windows\WizWorm.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4056
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WizWorm.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1364
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\WizWorm.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2112
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\WizWorm.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4544
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /rl highest /tn "WizWorm" /tr "C:\ProgramData\WizWorm.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3272
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\WizWorm.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1412
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WizWorm.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3548
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\WizWorm.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4880
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "WizWorm" /tr "C:\ProgramData\WizWorm.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5088
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3612
  • C:\ProgramData\WizWorm.exe
    C:\ProgramData\WizWorm.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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

    60945d1a2e48da37d4ce8d9c56b6845a

    SHA1

    83e80a6acbeb44b68b0da00b139471f428a9d6c1

    SHA256

    314b91c00997034d6e015f40230d90ebbf57de5dc938b62c1a214d591793dbe3

    SHA512

    5d068f1d6443e26ae3cad1c80f969e50e5860967b314153c4d3b6efd1cfa39f0907c6427bec7fa43db079f258b6357e4e9a1b0b1a36b1481d2049ea0e67909ed

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

    Filesize

    944B

    MD5

    6d3e9c29fe44e90aae6ed30ccf799ca8

    SHA1

    c7974ef72264bbdf13a2793ccf1aed11bc565dce

    SHA256

    2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

    SHA512

    60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

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

    Filesize

    944B

    MD5

    da5c82b0e070047f7377042d08093ff4

    SHA1

    89d05987cd60828cca516c5c40c18935c35e8bd3

    SHA256

    77a94ef8c4258445d538a6006ffadb05afdf888f6f044e1e5466b981a07f16c5

    SHA512

    7360311a3c97b73dd3f6d7179cd979e0e20d69f380d38292447e17e369087d9dd5acb66cd0cbdd95ac4bfb16e5a1b86825f835a8d45b14ea9812102cff59704b

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

    Filesize

    944B

    MD5

    15dde0683cd1ca19785d7262f554ba93

    SHA1

    d039c577e438546d10ac64837b05da480d06bf69

    SHA256

    d6fa39eab7ee36f44dc3f9f2839d098433db95c1eba924e4bcf4e5c0d268d961

    SHA512

    57c0e1b87bc1c136f0d39f3ce64bb8f8274a0491e4ca6e45e5c7f9070aa9d9370c6f590ce37cd600b252df2638d870205249a514c43245ca7ed49017024a4672

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1jfuscin.sbj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WizWorm.lnk

    Filesize

    670B

    MD5

    8d7f8b99cdd41cdf9405ef21ef1365bb

    SHA1

    8221068145ff5f6873dcf319d54553e65457a604

    SHA256

    b0461deb0e2413eded6a12e077c72e022b9bede3fb4de8fb9d9af9e92c61d3eb

    SHA512

    83f91a207e4031e34a719ca18bc5ce697eb4e9b2aa222dc00f14f5dbd36f59d9c62edf6ced7f70daa8bd7b24175726aba69d925b24ed2645e10d8c6f8f89ad6d

  • C:\Windows\WizWorm.exe

    Filesize

    100KB

    MD5

    314952857dbaa3f03c09355737b1d2c6

    SHA1

    2da8d4cceecdc52609f34ee6adf5876bcf6cea94

    SHA256

    4bfe2784c6339e3ec2bbed7c751f88106524516dde2bb249a29b0cc883ff6a34

    SHA512

    7dd9cb1152ea82a1e83f65b3e98071e30bdcb494f61362255d2301bcde227b9614548f182a179927be87c9b521f4e8295bc7a5ec78c4ca6132f38b445d0a839b

  • memory/1496-30-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/1496-1-0x0000000000460000-0x00000000012FC000-memory.dmp

    Filesize

    14.6MB

  • memory/1496-12-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/1496-0-0x00007FFEF6F03000-0x00007FFEF6F05000-memory.dmp

    Filesize

    8KB

  • memory/3612-90-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-86-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-87-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-88-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-89-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-91-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-92-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-80-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-82-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/3612-81-0x000001D0AE260000-0x000001D0AE261000-memory.dmp

    Filesize

    4KB

  • memory/4056-69-0x000000001C4A0000-0x000000001C4BA000-memory.dmp

    Filesize

    104KB

  • memory/4056-29-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4056-14-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4056-104-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4056-120-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4056-15-0x0000000000960000-0x0000000000980000-memory.dmp

    Filesize

    128KB

  • memory/4564-22-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4564-16-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4564-27-0x000001F5F4EF0000-0x000001F5F4F12000-memory.dmp

    Filesize

    136KB

  • memory/4564-28-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB

  • memory/4564-33-0x00007FFEF6F00000-0x00007FFEF79C1000-memory.dmp

    Filesize

    10.8MB