Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-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 14 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 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
    PID:3180
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3180 -s 1584
      2⤵
      • Program crash
      PID:4436
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 420 -p 3180 -ip 3180
    1⤵
      PID:4036

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3180-133-0x0000019BD5BD0000-0x0000019BD5F50000-memory.dmp

      Filesize

      3.5MB

    • memory/3180-134-0x0000019BF0450000-0x0000019BF0460000-memory.dmp

      Filesize

      64KB

    • memory/3180-135-0x0000019BF0450000-0x0000019BF0460000-memory.dmp

      Filesize

      64KB

    • memory/3180-136-0x0000019BF0450000-0x0000019BF0460000-memory.dmp

      Filesize

      64KB