Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2024 16:21

General

  • Target

    b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d.exe

  • Size

    1.7MB

  • MD5

    fb9ba9a25e65f38d212b862459273488

  • SHA1

    7df294ac5aa193295984f346aa0826747a934c43

  • SHA256

    b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d

  • SHA512

    b0c9d8ea9db2d32ac0a7e37eb6fc4e532a7a369f76feb875dc0aed2444c00d617f050060e5f89c091f16fa8a669ec874a822037588843c1d6e0fa68249a3ad36

  • SSDEEP

    24576:0nsJ39LyjbJkQFMhmC+6GD9FbhllBGViSuEqgJkqgHI+bg63tpOk:0nsHyjtk2MYC5GD9YblvgHfgo

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 5 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 5 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
  • Modifies registry class 15 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d.exe
    "C:\Users\Admin\AppData\Local\Temp\b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Users\Admin\AppData\Local\Temp\._cache_b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2060
    • 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:1648
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:3064
  • 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:3060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.7MB

    MD5

    fb9ba9a25e65f38d212b862459273488

    SHA1

    7df294ac5aa193295984f346aa0826747a934c43

    SHA256

    b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d

    SHA512

    b0c9d8ea9db2d32ac0a7e37eb6fc4e532a7a369f76feb875dc0aed2444c00d617f050060e5f89c091f16fa8a669ec874a822037588843c1d6e0fa68249a3ad36

  • C:\Users\Admin\AppData\Local\Temp\._cache_b9734d1295a14f2cc758a3df119fbed5746fc00a627b7468ed7df43fd999439d.exe

    Filesize

    941KB

    MD5

    8fb6c5998670709c9c8ab3f1560251c4

    SHA1

    51682bfe73eb1f2a08619ac4b87c4b99d9d2da1f

    SHA256

    96de838e2e74b377ab2b74db413891ab862c5bb5549d916452dcb4e99a6a74e3

    SHA512

    4568f8f1688852e6427044bc4594ba28c0953708751fa8f3d43e8617cdd0ec9c9bcfba1be9ec2dd44364de0e1b2714255e4a5855b6aadb9b3a54c2866af4d6e4

  • C:\Users\Admin\AppData\Local\Temp\hhv5CQnv.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\hhv5CQnv.xlsm

    Filesize

    24KB

    MD5

    c3f4a7b9fc89f12f98e5503def09ec23

    SHA1

    bc265fde0978eac63b5db3c583dc1e1eb1e32a6a

    SHA256

    395afc656d103d92590afcae3c76aa7b15441736de86ae83ce52ea0417cf0afc

    SHA512

    bf2b84b95f12970ad683aa36266f877e0768866b4090e0013f240778da8f22c160ab02e4106712f5eef554f0f891bd8759b24120f2cae9957eebeb14d94a3f43

  • memory/1648-126-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/1648-84-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/1648-81-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/2060-83-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2060-80-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2060-79-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2060-17-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2088-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2088-26-0x0000000000400000-0x00000000005AE000-memory.dmp

    Filesize

    1.7MB

  • memory/3060-36-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/3064-82-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/3064-85-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB