Analysis

  • max time kernel
    71s
  • max time network
    73s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-11-2024 03:15

General

  • Target

    Munzy Temp Spoofer.exe

  • Size

    1.1MB

  • MD5

    9ecc5c00e6ef385d71f87f66da559241

  • SHA1

    f0f1bec3a9ae9214bb2daa3574f6dd064f6c2451

  • SHA256

    f5855524bf79d214423b91be83872ebf9674fe277175b6ab28b6c48be3d07f3e

  • SHA512

    b8cd2b51a42d30257b9bbf3cec0326ed933d1f0a1a824159551b92d244d6d3790bbb1b0e465bfa6a7251c7e95a7eedbb2eddc2d4635a89a248a95088b3865dc1

  • SSDEEP

    24576:onsJ39LyjbJkQFMhmC+6GD9tMhriNgMJ+/n:onsHyjtk2MYC5GDkhriin

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 3 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
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Munzy Temp Spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\Munzy Temp Spoofer.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Users\Admin\AppData\Local\Temp\._cache_Munzy Temp Spoofer.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_Munzy Temp Spoofer.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      PID:2776
    • 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:2564
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2724
  • 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:2548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    1.1MB

    MD5

    9ecc5c00e6ef385d71f87f66da559241

    SHA1

    f0f1bec3a9ae9214bb2daa3574f6dd064f6c2451

    SHA256

    f5855524bf79d214423b91be83872ebf9674fe277175b6ab28b6c48be3d07f3e

    SHA512

    b8cd2b51a42d30257b9bbf3cec0326ed933d1f0a1a824159551b92d244d6d3790bbb1b0e465bfa6a7251c7e95a7eedbb2eddc2d4635a89a248a95088b3865dc1

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

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • \Users\Admin\AppData\Local\Temp\._cache_Munzy Temp Spoofer.exe

    Filesize

    404KB

    MD5

    5943152febf4a8f81d10761dae44b013

    SHA1

    ed988f1166c47c098d45d78df08e94357dfd589e

    SHA256

    04772a59466564dabfcc0213fa6c86088f20f3ffa39c7f06c1f24d132ce19b78

    SHA512

    ac818af07ebaa435dd9aeba9941de83e6c5472aca750a0ce67f1375b9e74146927c07a56737f49ec33b1b587e7cac78f44374d51fbff36cd86f19c797355d0d6

  • memory/1364-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1364-25-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB

  • memory/2548-37-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2564-59-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB

  • memory/2564-97-0x0000000000400000-0x0000000000527000-memory.dmp

    Filesize

    1.2MB

  • memory/2724-36-0x0000000000090000-0x00000000000FC000-memory.dmp

    Filesize

    432KB

  • memory/2776-28-0x0000000000D50000-0x0000000000DBC000-memory.dmp

    Filesize

    432KB