Analysis

  • max time kernel
    88s
  • max time network
    28s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    02-06-2023 04:47

General

  • Target

    fb5f000551.exe

  • Size

    3.5MB

  • MD5

    ebb755f0469f5ca67cbcc39126fd182f

  • SHA1

    a9ade70b1d5be11742ced543023d3e12c12cf040

  • SHA256

    fb5f000551b368ce33386042f9d446bb683e93418217e7c996b0c3ef9b33787b

  • SHA512

    47096fec1fd571f931a7f5574c1981fbeb2b46bab56f04e618ecd074a1764eb3a2382bfed68d2d843382efcfef5f6d1dd5e29f0fdbdafbc897727328fe3bdf62

  • SSDEEP

    24576:qXCrFbF+oucEenJVMjWIzqS53NZS48Cifa3LnlbMIp1rsIWDKlPFct/8jwtxbWdz:Mu2dNWDmGSr79duGULeKFFrQd2g

Score
10/10

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb5f000551.exe
    "C:\Users\Admin\AppData\Local\Temp\fb5f000551.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1556 -s 1112
      2⤵
      • Program crash
      PID:528

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1556-54-0x0000000000C80000-0x0000000001000000-memory.dmp

    Filesize

    3.5MB

  • memory/1556-55-0x000000001B530000-0x000000001B5B0000-memory.dmp

    Filesize

    512KB

  • memory/1556-56-0x000000001B530000-0x000000001B5B0000-memory.dmp

    Filesize

    512KB

  • memory/1556-57-0x000000001B530000-0x000000001B5B0000-memory.dmp

    Filesize

    512KB