Analysis

  • max time kernel
    111s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 03:27

General

  • Target

    81264cf357250f02ea5a0f12c46d92adb3866f59c6e8f9449f02f0b4cbc1b94aN.exe

  • Size

    753KB

  • MD5

    4090a4cd9e5b554fa14b715278519990

  • SHA1

    1ad0837c3df09c0e97ec2b173b5bc0b4d19a832e

  • SHA256

    81264cf357250f02ea5a0f12c46d92adb3866f59c6e8f9449f02f0b4cbc1b94a

  • SHA512

    e0f386178631da0e5c13b7e0e2f156a06e94c80b268ab9c2094b2a18fec4185a3dfa617f295441feb18f52371b378dd47a7e624ab5967b009ff14b420ece4964

  • SSDEEP

    12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9IGr:ansJ39LyjbJkQFMhmC+6GD9R

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 1 IoCs

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

  • Executes dropped EXE 1 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 2 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 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81264cf357250f02ea5a0f12c46d92adb3866f59c6e8f9449f02f0b4cbc1b94aN.exe
    "C:\Users\Admin\AppData\Local\Temp\81264cf357250f02ea5a0f12c46d92adb3866f59c6e8f9449f02f0b4cbc1b94aN.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:3016
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4352
  • 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:4144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    753KB

    MD5

    4090a4cd9e5b554fa14b715278519990

    SHA1

    1ad0837c3df09c0e97ec2b173b5bc0b4d19a832e

    SHA256

    81264cf357250f02ea5a0f12c46d92adb3866f59c6e8f9449f02f0b4cbc1b94a

    SHA512

    e0f386178631da0e5c13b7e0e2f156a06e94c80b268ab9c2094b2a18fec4185a3dfa617f295441feb18f52371b378dd47a7e624ab5967b009ff14b420ece4964

  • C:\Users\Admin\AppData\Local\Temp\A7A75E00

    Filesize

    24KB

    MD5

    9fc45190edc232efbdfc6d0c24ed8d73

    SHA1

    7ae363259a0bd3f814fbebe78e236456adebe8fe

    SHA256

    c853eeb9e566f37598676f1953811d81006dbceccb620cfe4449dcb44b0e96e5

    SHA512

    aaf22b0f3e2bfe56aee286b6c9d7f332436d26b1ad57122ac53af238030557e62523c04f5a950a9a224da53916d22111dab27e5ece52582067e01e897eba532a

  • C:\Users\Admin\AppData\Local\Temp\gGY2JJ1A.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • memory/3016-0-0x00000000005F0000-0x00000000005F1000-memory.dmp

    Filesize

    4KB

  • memory/3016-64-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4144-78-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-80-0x00007FFF89D50000-0x00007FFF89D60000-memory.dmp

    Filesize

    64KB

  • memory/4144-69-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/4144-71-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-72-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-74-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-73-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/4144-70-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/4144-75-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-66-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/4144-77-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-79-0x00007FFF89D50000-0x00007FFF89D60000-memory.dmp

    Filesize

    64KB

  • memory/4144-76-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-68-0x00007FFF8C110000-0x00007FFF8C120000-memory.dmp

    Filesize

    64KB

  • memory/4144-82-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-81-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-84-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-83-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-67-0x00007FFFCC12D000-0x00007FFFCC12E000-memory.dmp

    Filesize

    4KB

  • memory/4144-134-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4144-133-0x00007FFFCC12D000-0x00007FFFCC12E000-memory.dmp

    Filesize

    4KB

  • memory/4144-132-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

    Filesize

    2.0MB

  • memory/4352-131-0x0000000000780000-0x0000000000781000-memory.dmp

    Filesize

    4KB

  • memory/4352-65-0x0000000000780000-0x0000000000781000-memory.dmp

    Filesize

    4KB

  • memory/4352-135-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/4352-165-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB