Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-11-2024 09:46

General

  • Target

    Code Stealer dll For Hd PLAYER.vmp.exe

  • Size

    5.0MB

  • MD5

    e84c6027daaea05c5c965f5f6062ba2c

  • SHA1

    b6a04707a087125031a7d2b14a6b7493b5022168

  • SHA256

    8d215ea18cb15661a37b9eeb4abc861670c39ea8b6e98b0f62b43763e6bce63f

  • SHA512

    6e1351c090989846d888bdea4ac7ea716c507ab6b89b1154cf76b0b622ea09bd0c50ca1036db056f578bea362d3d360f00be50a0e92e3637f6ff5626ecdbfb50

  • SSDEEP

    98304:eadFE3ZtxlzJtME/CFNeETYhj17tSVvgkZ28MsMNULbXZof/nuy:eadaXjzzM/eETYhj1g28zZE9

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Family

xworm

C2

147.185.221.23:10012

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    svchost.exe

Signatures

  • Detect Xworm Payload 3 IoCs
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Code Stealer dll For Hd PLAYER.vmp.exe
    "C:\Users\Admin\AppData\Local\Temp\Code Stealer dll For Hd PLAYER.vmp.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2112
    • C:\Users\Admin\AppData\Local\Temp\._cache_Code Stealer dll For Hd PLAYER.vmp.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_Code Stealer dll For Hd PLAYER.vmp.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2912
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2016
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    5.0MB

    MD5

    e84c6027daaea05c5c965f5f6062ba2c

    SHA1

    b6a04707a087125031a7d2b14a6b7493b5022168

    SHA256

    8d215ea18cb15661a37b9eeb4abc861670c39ea8b6e98b0f62b43763e6bce63f

    SHA512

    6e1351c090989846d888bdea4ac7ea716c507ab6b89b1154cf76b0b622ea09bd0c50ca1036db056f578bea362d3d360f00be50a0e92e3637f6ff5626ecdbfb50

  • C:\Users\Admin\AppData\Local\Temp\NBfdxOLf.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • \Users\Admin\AppData\Local\Temp\._cache_Code Stealer dll For Hd PLAYER.vmp.exe

    Filesize

    85KB

    MD5

    868fcf3d54b2a67208b6b3f2ab8423f3

    SHA1

    b711bbdd1592658a7e5db4198088ef0b82fb5f5f

    SHA256

    5558383b3d4edee25acd4b00be2238a3f9275b9d00c840721655cc82db7f832c

    SHA512

    3e3bb105c669e08248aaa27d6dc148d18004bfce724036bd5d793675ab0275f504b4eb67892ebcbf6620cac57d2f6f6b6de8f5c42996eb8beae89fb2938788a8

  • memory/2016-121-0x0000000000E20000-0x0000000000E3C000-memory.dmp

    Filesize

    112KB

  • memory/2112-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2112-40-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2112-30-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2112-43-0x0000000000400000-0x0000000000C95000-memory.dmp

    Filesize

    8.6MB

  • memory/2112-25-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2112-23-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2112-20-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2112-18-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2112-16-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2112-15-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2112-13-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2112-11-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2112-10-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2112-8-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2112-6-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2112-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2112-0-0x00000000004A5000-0x000000000078A000-memory.dmp

    Filesize

    2.9MB

  • memory/2112-1-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2112-28-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2112-33-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2112-48-0x0000000000400000-0x0000000000C95000-memory.dmp

    Filesize

    8.6MB

  • memory/2112-44-0x0000000000400000-0x0000000000C95000-memory.dmp

    Filesize

    8.6MB

  • memory/2112-35-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2112-38-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2112-67-0x00000000004A5000-0x000000000078A000-memory.dmp

    Filesize

    2.9MB

  • memory/2112-68-0x0000000000400000-0x0000000000C95000-memory.dmp

    Filesize

    8.6MB

  • memory/2112-41-0x0000000000400000-0x0000000000C95000-memory.dmp

    Filesize

    8.6MB

  • memory/2112-45-0x0000000000400000-0x0000000000C95000-memory.dmp

    Filesize

    8.6MB

  • memory/2648-88-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2648-85-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2648-83-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2648-80-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2648-78-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2648-75-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2648-73-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2648-90-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2912-70-0x0000000000DC0000-0x0000000000DDC000-memory.dmp

    Filesize

    112KB