Analysis

  • max time kernel
    142s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    28-12-2024 03:57

General

  • Target

    e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd.exe

  • Size

    1.1MB

  • MD5

    93430236f8755719021f425a41f4ac89

  • SHA1

    282b129dbe0673246b5f72a05366e250a83d2fd4

  • SHA256

    e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd

  • SHA512

    3d087493c07f69f866abb1bb286765fd29f50329d9904257804e404760401e87533ef621168fc316c1635ca0b133426731367da9711d40d1e24cefec7ebbf3ec

  • SSDEEP

    24576:dnsJ39LyjbJkQFMhmC+6GD91AlJx8Eporn:dnsHyjtk2MYC5GDfMCEOrn

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
  • 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\e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd.exe
    "C:\Users\Admin\AppData\Local\Temp\e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\._cache_e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2904
    • 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:1412
      • 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:2404
  • 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:1172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.1MB

    MD5

    93430236f8755719021f425a41f4ac89

    SHA1

    282b129dbe0673246b5f72a05366e250a83d2fd4

    SHA256

    e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd

    SHA512

    3d087493c07f69f866abb1bb286765fd29f50329d9904257804e404760401e87533ef621168fc316c1635ca0b133426731367da9711d40d1e24cefec7ebbf3ec

  • C:\Users\Admin\AppData\Local\Temp\t2owos1i.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • \Users\Admin\AppData\Local\Temp\._cache_e9d5aac3f7e36318e8e944b46b71b98e5ae7bd7aa218034400831e903cbf48fd.exe

    Filesize

    333KB

    MD5

    c6377c648ac8775fcc8302c1db14a8aa

    SHA1

    2b5faa68d1c9ff2572210a6420b39e9b2d4394c9

    SHA256

    df6589654abfacb1490a9f19e9c0e32623e73f2a1b852e8a8379b7873d03a33a

    SHA512

    dfb7ea7eb049847f0ebebbd74b4fe39b464b61ca0cb161186f5a40cb8e96978f73df200ce43b0e69a8707150f2026d6171109dbd60cb498aa74465e9d96e909f

  • memory/1172-35-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1412-55-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/1412-56-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/1412-90-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2796-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2796-25-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB