Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 07:42

General

  • Target

    DOCUMENTZ.zip

  • Size

    1.2MB

  • MD5

    c2c9a9190ea691fb502a99855dadb789

  • SHA1

    cffcc6d360d5ce539c2f8221cb1a6adb2c468bc6

  • SHA256

    4c939e53a7c2c5b619a63ab6d028d0925d49ecb056f44205dbc27a0045981cd2

  • SHA512

    76983c12cd2f98f4c21e637df1c2bac63027a599fd3647dad9d78abc36f0eb14a3b9d20b02ebaf50c3d90be2f31c18b6badbc537ce7f2c1be551a8fba282b33e

  • SSDEEP

    24576:KSx32nMHd/xfRzr2ZPE/jC695RFgZH/3tlu8SQWOa3u3nc2G40zCsXiG:3FttVZR2Z/tKTMn3G4gC0iG

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

Signatures

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 16 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 20 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 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
  • NTFS ADS 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\DOCUMENTZ.zip"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\7zOC6978907\Supplier 0202AW-PER2 Sheet.exe
      "C:\Users\Admin\AppData\Local\Temp\7zOC6978907\Supplier 0202AW-PER2 Sheet.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Users\Admin\AppData\Local\Temp\7zOC6978907\._cache_Supplier 0202AW-PER2 Sheet.exe
        "C:\Users\Admin\AppData\Local\Temp\7zOC6978907\._cache_Supplier 0202AW-PER2 Sheet.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • NTFS ADS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of WriteProcessMemory
        PID:2688
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c schtasks /create /tn ZMNYQK.exe /tr C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2360
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn ZMNYQK.exe /tr C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe /sc minute /mo 1
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:2724
        • C:\Windows\SysWOW64\WSCript.exe
          WSCript C:\Users\Admin\AppData\Local\Temp\ZMNYQK.vbs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2776
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2188
        • C:\Users\Admin\AppData\Local\Temp\7zOC6978907\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\7zOC6978907\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2560
  • 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:1392
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {51D03915-7AF2-437F-A9D3-00B8024B155D} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
      C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2016
    • C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
      C:\Users\Admin\AppData\Roaming\Windata\DELPQB.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zOC6978907\Supplier 0202AW-PER2 Sheet.exe

    Filesize

    1.6MB

    MD5

    97e5ba8188b0e2613fd02ee2b8dfee7a

    SHA1

    17e314b66392d3d14e68f3e4a0ce4e3649255835

    SHA256

    2d976b78efe5c7e983ff4cef98deb25d21a901e8f954f6d915d5642e75420296

    SHA512

    dbb0c03170d807be5e43deb0fd7f1198bb56606cd4bb65d3ccb00b19759336f84c49072baedc6e674db308f58618f58e7d6de24fcb12c7f951de04e7e9c76e1f

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

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

    Filesize

    24KB

    MD5

    60c60f03267eb9e0fdc97d0e49b350fa

    SHA1

    b8f6e2d57c46e54fc0b58c188ca4848ae6dc7de3

    SHA256

    a45016025dfa621072f743dfb3d6fc0cbfcc4001c37749afcc972b50d683f1f0

    SHA512

    0e83a60ca178a2d9ed77ac830fab935ad0166eac5380a6e55d4c8d9cda6fb3d043c3b6da4d4239b38269d465091c5b5b98c7f20a35819ed4efcbfa4bc1596d02

  • C:\Users\Admin\AppData\Local\Temp\ZMNYQK.vbs

    Filesize

    900B

    MD5

    6abbd4e6305be1a3a0da6652cc88884e

    SHA1

    52dec5ecc5aa93cd556dcc590b68c8a2a853c633

    SHA256

    e1b98c0bf134a2d42f0381e08b40ebd7314acc4ba257289dff233bebf0798cf3

    SHA512

    dd07c17903b8afe89c85a17320a378a550f441edb0b1cb8cb8caebee9de3b54182e2c4657d4b52e2d45504949914d6eb418e17af36a6b17354f10e416fccec76

  • \Users\Admin\AppData\Local\Temp\7zOC6978907\._cache_Supplier 0202AW-PER2 Sheet.exe

    Filesize

    892KB

    MD5

    db7fc8188230c44a2b7360862dcf26e9

    SHA1

    648217f05db22b2663a5d3284d2c699da96423f4

    SHA256

    2180493dd5655c4ccf4cc17d0e3b1f69b9005ddc4152eb85ef7a8da026a75573

    SHA512

    9010c19b2c792f90f8edb1233c843b1d999ae84e1b2d49935e4790a8bd3b22446866b62a3f2c679dc89caf33f0d5f620eb97d72dc5882388089bd709be35ebdc

  • memory/1392-69-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2016-123-0x0000000000EF0000-0x00000000010DE000-memory.dmp

    Filesize

    1.9MB

  • memory/2016-125-0x0000000000EF0000-0x00000000010DE000-memory.dmp

    Filesize

    1.9MB

  • memory/2188-161-0x0000000000400000-0x00000000005A1000-memory.dmp

    Filesize

    1.6MB

  • memory/2188-56-0x00000000055E0000-0x00000000057CE000-memory.dmp

    Filesize

    1.9MB

  • memory/2188-114-0x0000000000400000-0x00000000005A1000-memory.dmp

    Filesize

    1.6MB

  • memory/2188-117-0x0000000000400000-0x00000000005A1000-memory.dmp

    Filesize

    1.6MB

  • memory/2264-168-0x0000000000EF0000-0x00000000010DE000-memory.dmp

    Filesize

    1.9MB

  • memory/2560-61-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2560-58-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-115-0x00000000005D0000-0x00000000005E0000-memory.dmp

    Filesize

    64KB

  • memory/2688-130-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-116-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-112-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-118-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-65-0x00000000005D0000-0x00000000005E0000-memory.dmp

    Filesize

    64KB

  • memory/2688-173-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-126-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-128-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-113-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-160-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-171-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-162-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-164-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-36-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2688-169-0x0000000000AB0000-0x0000000000C9E000-memory.dmp

    Filesize

    1.9MB

  • memory/2864-35-0x0000000005810000-0x00000000059FE000-memory.dmp

    Filesize

    1.9MB

  • memory/2864-45-0x0000000000400000-0x00000000005A1000-memory.dmp

    Filesize

    1.6MB