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Analysis

  • max time kernel
    111s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/11/2024, 22:24

General

  • Target

    450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd.exe

  • Size

    850KB

  • MD5

    be78967f31e6d64350527f74126bed00

  • SHA1

    e2eeb5fad201f7e3f44e1810ad8d77aa01bcace7

  • SHA256

    450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd

  • SHA512

    635d0cb68749146c3756ac296459144371fcbe278a1c0bf71de7364d37a535fce5171ea65bf5c634f0e00a3f5ec47ae1795693b8aa8883bb9486d5a1513cbbeb

  • SSDEEP

    12288:BMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9OigkI6:BnsJ39LyjbJkQFMhmC+6GD9jgkD

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
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 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 4 IoCs

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

  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd.exe
    "C:\Users\Admin\AppData\Local\Temp\450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Users\Admin\AppData\Local\Temp\._cache_450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:216
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2864
      • 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
        PID:2852
  • 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:1736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    850KB

    MD5

    be78967f31e6d64350527f74126bed00

    SHA1

    e2eeb5fad201f7e3f44e1810ad8d77aa01bcace7

    SHA256

    450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd

    SHA512

    635d0cb68749146c3756ac296459144371fcbe278a1c0bf71de7364d37a535fce5171ea65bf5c634f0e00a3f5ec47ae1795693b8aa8883bb9486d5a1513cbbeb

  • C:\Users\Admin\AppData\Local\Temp\._cache_450e95e5770eed0478ef236077e07e113116bcbce0f7107ff51a41e58c6859fd.exe

    Filesize

    96KB

    MD5

    d72f003eda84a4c18ebb3e1c063eae07

    SHA1

    dc276592840193219c07293021edc12c92196f95

    SHA256

    d4d0a97ef753de04453f8dbf689331d86724370d995a4bb95df65ab6a24eb3de

    SHA512

    8f9eb0d366fc1b90d2812ad139cf9da47e536f0241294b4c758c2199a00362ad02a3c98267c03092491a2aec741c6c7d4c7a34c672294e617375b87e9e041e70

  • C:\Users\Admin\AppData\Local\Temp\68E75E00

    Filesize

    23KB

    MD5

    c7384185d389c3719dfe3d61267a0d91

    SHA1

    a7c63b5eb3d6cdb51029e5b7bc899264de28b17e

    SHA256

    e39970bfb3724abd75dea3351b4145326ad40df09a1724459188b0520293d21d

    SHA512

    021c8330fcee56da2ecaa27dfc18a2f3d086055958f6d85df68d51ea489a2fc1c18cd741b8454b20eab54c5479bb8e2ce8574e014294f67d9cf074540c665dba

  • C:\Users\Admin\AppData\Local\Temp\vf3R9Rfd.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/1736-193-0x00007FFB7EDB0000-0x00007FFB7EDC0000-memory.dmp

    Filesize

    64KB

  • memory/1736-190-0x00007FFB7EDB0000-0x00007FFB7EDC0000-memory.dmp

    Filesize

    64KB

  • memory/1736-192-0x00007FFB7EDB0000-0x00007FFB7EDC0000-memory.dmp

    Filesize

    64KB

  • memory/1736-191-0x00007FFB7EDB0000-0x00007FFB7EDC0000-memory.dmp

    Filesize

    64KB

  • memory/1736-194-0x00007FFB7EDB0000-0x00007FFB7EDC0000-memory.dmp

    Filesize

    64KB

  • memory/1736-195-0x00007FFB7C760000-0x00007FFB7C770000-memory.dmp

    Filesize

    64KB

  • memory/1736-196-0x00007FFB7C760000-0x00007FFB7C770000-memory.dmp

    Filesize

    64KB

  • memory/2864-129-0x0000000000690000-0x0000000000691000-memory.dmp

    Filesize

    4KB

  • memory/2864-243-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/2864-244-0x0000000000690000-0x0000000000691000-memory.dmp

    Filesize

    4KB

  • memory/2864-275-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB

  • memory/4636-0-0x00000000006D0000-0x00000000006D1000-memory.dmp

    Filesize

    4KB

  • memory/4636-127-0x0000000000400000-0x00000000004DA000-memory.dmp

    Filesize

    872KB