Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 20:27

General

  • Target

    20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267.exe

  • Size

    8.0MB

  • MD5

    4e331e676ff3c714a071c03a2900499c

  • SHA1

    4da12120148f4f1c4f007391e1c23511dbace9e0

  • SHA256

    20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267

  • SHA512

    26a87acab7e15fd39f87def250b25f88bc27d9e18a1d71e36589614eb60ea9e74dc0f34b9ec4f9c6dc54e39611685d5ff1bf8955337281d62ecbbec8b3c6fc60

  • SSDEEP

    196608:sLP8OU6EBTlYaphOIgJW1q1ANtR0h8K++K8XQGJP1j4caI6HMaJTtGb79:socEBpYcqER0h8dGJP94+9

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
  • Loads dropped DLL 15 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).

  • Program crash 2 IoCs
  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267.exe
    "C:\Users\Admin\AppData\Local\Temp\20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\._cache_20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2620
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 528
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2188
    • 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:2248
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1276
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 544
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:2696
  • 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:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    8.0MB

    MD5

    4e331e676ff3c714a071c03a2900499c

    SHA1

    4da12120148f4f1c4f007391e1c23511dbace9e0

    SHA256

    20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267

    SHA512

    26a87acab7e15fd39f87def250b25f88bc27d9e18a1d71e36589614eb60ea9e74dc0f34b9ec4f9c6dc54e39611685d5ff1bf8955337281d62ecbbec8b3c6fc60

  • C:\Users\Admin\AppData\Local\Temp\4vln13h4.xlsm

    Filesize

    20KB

    MD5

    7483619115010cb200f09352f84b75f8

    SHA1

    d3c57993de5559b23702f2255e5a4fe81f9a3865

    SHA256

    9dcc5788930fdb6f810e3351ad15e7b89e232347d94fe2a55a10cdffc4ed0ba2

    SHA512

    f59f24242e18c1be59d04187559086a2c027d8ddf462b3ea93336e3412bd1eb898206d4dab8e1a5110db887a8ff892153562988a6f741d1e642196eacb997834

  • C:\Users\Admin\AppData\Local\Temp\4vln13h4.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • \Users\Admin\AppData\Local\Temp\._cache_20384d1f911f3d88c1029249593ea38877064006e4ca725bff2a1541b4e8a267.exe

    Filesize

    7.3MB

    MD5

    25faf73dfd6e6e317e0feac53d45280b

    SHA1

    bf5e2fcc860b4dea163280c8baf6629ccaa87ae3

    SHA256

    3921739750770747349e1bbd05e4a06865e8ee1553ca7063b047e11bc18b848a

    SHA512

    642ba912aeb997c38dcaebb254b0a8363fd83f48bebe32f282e2ef6257a2674013a50dc22f6f276483d0744d38801684f2263d7898b4522fb70987287849aebe

  • memory/2044-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2044-30-0x0000000000400000-0x0000000000C03000-memory.dmp

    Filesize

    8.0MB

  • memory/2248-89-0x0000000000400000-0x0000000000C03000-memory.dmp

    Filesize

    8.0MB

  • memory/2248-90-0x0000000000400000-0x0000000000C03000-memory.dmp

    Filesize

    8.0MB

  • memory/2248-120-0x0000000000400000-0x0000000000C03000-memory.dmp

    Filesize

    8.0MB

  • memory/2248-123-0x0000000000400000-0x0000000000C03000-memory.dmp

    Filesize

    8.0MB

  • memory/2988-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2988-88-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB