Overview

overview

10

Static

static

1

115cf5a051...48.vbs

windows7-x64

8

115cf5a051...48.vbs

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 01:01

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General

  • Target

    115cf5a051098e7bd964d660b0ebead30d851cdbd06886ee2d47007889abae48.vbs

  • Size

    664B

  • MD5

    1ab2a527d0e4bd1f76f5467d6e2ea3dc

  • SHA1

    9731d4f1fc6d6145aa9ed5243cb07b16f17d2f98

  • SHA256

    115cf5a051098e7bd964d660b0ebead30d851cdbd06886ee2d47007889abae48

  • SHA512

    2f9a7c422eade46177beff437f617d920b193c13ec4d6c8ea833a79d2523b98151bc02a79ce1bc50d8d4ed68087e3bae545ff028f0366220408a7b196f9d7976

Score
10/10
xredbackdoordiscoverypersistenceupx

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.

    backdoorxred
  • Xred family
    xred
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • 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 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • AutoIT Executable 19 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 23 IoCs

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

    upx
  • 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.

    discovery
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 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.

    persistenceexecution
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\115cf5a051098e7bd964d660b0ebead30d851cdbd06886ee2d47007889abae48.vbs"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3536
      • C:\Users\Admin\AppData\Local\Temp\._cache_update.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_update.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • 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:4256
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c schtasks /create /tn VFNCBO.exe /tr C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4192
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn VFNCBO.exe /tr C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe /sc minute /mo 1
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:1908
        • C:\Windows\SysWOW64\WSCript.exe
          WSCript C:\Users\Admin\AppData\Local\Temp\VFNCBO.vbs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4716
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1972
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:680
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1540
  • C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe
    C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:812
  • C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe
    C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4552
  • C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe
    C:\Users\Admin\AppData\Roaming\Windata\NUHORT.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1532

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\._cache_update.exe
    Filesize

    895KB

    MD5

    e18974062e92d1e85871e1be1487f6dc

    SHA1

    cef294ecb4f41dd4970a918550084d30705a1a3b

    SHA256

    f5e48b46d31d16b783f2c91a516562ea9aed19f1d4a6de820962c6b9a592b2ce

    SHA512

    3b0cf9fc65a9b950ec0b7dd9162f9902b6a2869980c13099daab0fa443b39e427b952e74537e527f4def4d7e7f2abd8912c3cee1dfa57b4ff2fa13eb91a1b007

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\EtBwRkAK.xlsm
    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\VFNCBO.vbs
    Filesize

    848B

    MD5

    4b0af3d3c9a204e96ee0d3cb3a1ea5d4

    SHA1

    78d936c44bcd927143531fdeaf20e4716cfe094c

    SHA256

    b0611905352bca899d39f431e554333b34d027fc11adc250aa31ac698b10e3d6

    SHA512

    5441ff2d0077b727c5825945c079d58eedfb2fc684692adb0ef13dbc38e2459b9558649fcc1cae32ab8e92aadbc6a811aba516561a585a33072e9be70fd5d888

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\update.exe
    Filesize

    1.6MB

    MD5

    019fc60427d0126adfec88980c7fb666

    SHA1

    55e2550ce27991e708e30a2e75253093eed0edb3

    SHA256

    6bf3a9c47d0dc7cbde76eb4dbd81f9fcac54f64d7bf907ff952438503d8588b6

    SHA512

    f8013fb625bb6354b50d7c27331c3088904ddd9103e0b28bac8965edd83d86353250e97aa872b82756d2765064d5be30e9e9579e216805c12216634627311a86

    Download Submit

  • memory/680-209-0x0000000000030000-0x0000000000220000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/680-204-0x0000000000030000-0x0000000000220000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/812-229-0x0000000000840000-0x0000000000A30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/812-227-0x0000000000840000-0x0000000000A30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/1532-284-0x0000000000840000-0x0000000000A30000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/1540-207-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1540-210-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1540-208-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1540-206-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1540-211-0x00007FFCB4910000-0x00007FFCB4920000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1540-212-0x00007FFCB4910000-0x00007FFCB4920000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1540-205-0x00007FFCB7270000-0x00007FFCB7280000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1972-272-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/1972-232-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/3536-8-0x00000000008B0000-0x00000000008B1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3536-137-0x0000000000400000-0x00000000005A2000-memory.dmp

    Filesize

    1.6MB

    Download

  • memory/4256-78-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-273-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-238-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-240-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-242-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-247-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-287-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-231-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-271-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-236-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-275-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-277-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-279-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-281-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-230-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4256-285-0x0000000000DA0000-0x0000000000F90000-memory.dmp

    Filesize

    1.9MB

    Download

  • memory/4552-268-0x0000000000840000-0x0000000000A30000-memory.dmp

    Filesize

    1.9MB

    Download