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
    25-11-2024 06:10

General

  • Target

    9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71.exe

  • Size

    1.2MB

  • MD5

    a6b0c646c57b62e6f11baa38c5e28ef0

  • SHA1

    e394f063c294ac957cb2a91288b74a399e76de4b

  • SHA256

    9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71

  • SHA512

    9663202bddf92fb1c81086ad3d57dd1409b15c28d557c94923da2d8a1f367ba55c93023fc30f5f69addd25c8e02d0d39cbdacc2d35a18ba8d8557aba396784f6

  • SSDEEP

    12288:7MSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9APoBhY8QyIE635:7nsJ39LyjbJkQFMhmC+6GD9HY9JBJ

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 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\9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71.exe
    "C:\Users\Admin\AppData\Local\Temp\9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\._cache_9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2052
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 628
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2332
    • 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:2360
      • 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
        • Suspicious use of WriteProcessMemory
        PID:2744
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 628
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:2456
  • 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:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.2MB

    MD5

    a6b0c646c57b62e6f11baa38c5e28ef0

    SHA1

    e394f063c294ac957cb2a91288b74a399e76de4b

    SHA256

    9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71

    SHA512

    9663202bddf92fb1c81086ad3d57dd1409b15c28d557c94923da2d8a1f367ba55c93023fc30f5f69addd25c8e02d0d39cbdacc2d35a18ba8d8557aba396784f6

  • C:\Users\Admin\AppData\Local\Temp\Fct3eNym.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • \Users\Admin\AppData\Local\Temp\._cache_9f0af1cf4d104abdef87173ecb3d998003fa6e1bb6bc177efc2aa8621c0a1b71.exe

    Filesize

    443KB

    MD5

    40918b19a89cc4dcf6ec03c7f07ccd35

    SHA1

    26ec973875e0a5b4d4bb0b3eef70a701f3b86c70

    SHA256

    f723a08340dd51b9264b6dd4b9105634b4537428bc86e1efd93af768501dd66b

    SHA512

    ce5dbdeb674cf3daabaab3779ec749f7114177dc251e79aafaee4bc46b33b453355ee2b02dc146b93b22693540da104bcb256fe4512b8933c5f8774a34f9f31b

  • memory/2052-28-0x0000000000E00000-0x0000000000E74000-memory.dmp

    Filesize

    464KB

  • memory/2052-18-0x00000000731BE000-0x00000000731BF000-memory.dmp

    Filesize

    4KB

  • memory/2360-70-0x0000000000400000-0x0000000000531000-memory.dmp

    Filesize

    1.2MB

  • memory/2360-71-0x0000000000400000-0x0000000000531000-memory.dmp

    Filesize

    1.2MB

  • memory/2360-76-0x0000000000400000-0x0000000000531000-memory.dmp

    Filesize

    1.2MB

  • memory/2360-103-0x0000000000400000-0x0000000000531000-memory.dmp

    Filesize

    1.2MB

  • memory/2380-27-0x0000000000400000-0x0000000000531000-memory.dmp

    Filesize

    1.2MB

  • memory/2380-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2744-39-0x00000000010A0000-0x0000000001114000-memory.dmp

    Filesize

    464KB

  • memory/2752-40-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB