Analysis

  • max time kernel
    111s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 11:11

General

  • Target

    bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edadeN.exe

  • Size

    2.1MB

  • MD5

    6d288887b3511514d793a703e7a761a0

  • SHA1

    f6f75d7e5ed54d53b3eeb777501191d80aed835a

  • SHA256

    bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edade

  • SHA512

    d944297c640541cd17801aceb47a6a2e34e9be44e23fe546507656f8e65e58f5e5ccf26c39c426a6ffa0eb74659ff0d569b947fc2088e0528efdf3b01607875d

  • SSDEEP

    24576:YnsJ39LyjbJkQFMhmC+6GD9Lbaj7tNAwC3LAUtYH:YnsHyjtk2MYC5GDxboxKFLAUtYH

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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 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).

  • 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 use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edadeN.exe
    "C:\Users\Admin\AppData\Local\Temp\bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edadeN.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Users\Admin\AppData\Local\Temp\._cache_bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edadeN.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edadeN.exe"
      2⤵
      • Executes dropped EXE
      PID:1568
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2480
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        PID:2264
  • 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:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    2.1MB

    MD5

    6d288887b3511514d793a703e7a761a0

    SHA1

    f6f75d7e5ed54d53b3eeb777501191d80aed835a

    SHA256

    bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edade

    SHA512

    d944297c640541cd17801aceb47a6a2e34e9be44e23fe546507656f8e65e58f5e5ccf26c39c426a6ffa0eb74659ff0d569b947fc2088e0528efdf3b01607875d

  • C:\Users\Admin\AppData\Local\Temp\uucXWBx9.xlsm

    Filesize

    17KB

    MD5

    af4d37aad8b34471da588360a43e768a

    SHA1

    83ed64667d4e68ea531b8bcf58aab3ed4a5ca998

    SHA256

    e7550c3453156531308fda255a198c3710aa4bc7412819c180b103c11e85cef1

    SHA512

    74f5000038c47b7c909c4ee5740e0e87cac12c9c96fff8b1c7ec749541ee3d4b7efd80f9ac02cd39809dca3f2707d0063fa852a3a541342d93a9d03de08823da

  • \Users\Admin\AppData\Local\Temp\._cache_bf9c4f98b4565046aed01b75bf629591514a36f93f76532d024878f2866edadeN.exe

    Filesize

    1.4MB

    MD5

    19cd95b25fee40d7908834fa010ed24b

    SHA1

    54a28d8092f18d0e685a25ad43705e8e84e10f25

    SHA256

    ad9adb76238f5b0fad38015c4ee384592be49821a39e8849a3894fa089204207

    SHA512

    d5a41fb2ecf70164330c82f1b38240f51fd4c8b1c2ab24a3e691139284fff3401562869c9a0b85ef9cd0b04e72aeaf1b15d3f4c5d9b99c1ba1dd00f0a3393a3b

  • memory/1568-22-0x0000000000400000-0x000000000055F000-memory.dmp

    Filesize

    1.4MB

  • memory/2480-48-0x0000000000400000-0x0000000000621000-memory.dmp

    Filesize

    2.1MB

  • memory/2480-49-0x0000000000400000-0x0000000000621000-memory.dmp

    Filesize

    2.1MB

  • memory/2480-81-0x0000000000400000-0x0000000000621000-memory.dmp

    Filesize

    2.1MB

  • memory/2624-44-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2700-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2700-20-0x00000000055F0000-0x000000000574F000-memory.dmp

    Filesize

    1.4MB

  • memory/2700-21-0x00000000055F0000-0x000000000574F000-memory.dmp

    Filesize

    1.4MB

  • memory/2700-31-0x0000000000400000-0x0000000000621000-memory.dmp

    Filesize

    2.1MB