Overview

overview

7

Static

static

1

crocodile_...ng.exe

windows7-x64

7

crocodile_...ng.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    68s
  • max time network
    71s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2023, 14:12

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General

  • Target

    crocodile_clips3_5ing.exe

  • Size

    1.8MB

  • MD5

    02b4039499ee475b082a2d4c7c353980

  • SHA1

    6f75c8d55afa10a3c60fc0889ae39d6e39b9b924

  • SHA256

    955270ed7d858fee71453aec8d3388d11e119c196158a13f76bf6c5a964cac95

  • SHA512

    f869345806165c911d61aa5ff906b6ff96185fbcadc98829a9b414786f6ff3c41d0557545c2933511b7ebb6829fd1e472e701060b75653ae5e4384fa43ea9982

  • SSDEEP

    49152:5uPjUcc77+R/sdWLJmNWGf1CGr7Aeb8SQ2GZbf:5Gi7KRmr0Gr7A/STGZbf

Score
7/10
discovery

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\crocodile_clips3_5ing.exe
    "C:\Users\Admin\AppData\Local\Temp\crocodile_clips3_5ing.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5008
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files (x86)\crocodile clips\crocodile clips 3_5ing\Leeme.txt
      2⤵
        PID:2088
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1440

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\crocodile clips\crocodile clips 3_5ing\Leeme.txt
              Filesize

              1KB

              MD5

              c8ba017229ea71b26a7fe8ee374d33a4

              SHA1

              0582355b75c76493ff68b5ab33b504a960fb5a5e

              SHA256

              8015fe744068d018d1fe8a69a03b51c1b8c3d0a801d591ed2b70ad82d5b6392b

              SHA512

              d363e6d4ffe8ed6ab341b57de9295c1708a5b18ba73b9b8934576e5a1c8e98e604d36408a2f2f44d793e53da60e047c2f2657cfe92e1394aeb23ce9985c17a40

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            • C:\ginstall.dll
              Filesize

              55KB

              MD5

              242089d713b2ac02b1f81ae0e8faa25d

              SHA1

              916bb90b3e56baea585d81c3716c601283a1bde4

              SHA256

              5c8143f72a8b83c01c2f17e981cd1756ef8223c92c0be47a06bfcd28a0ec1479

              SHA512

              d978d6ed6dec843d4266c6f6707798311c72391a0e10164d38d391befc3e54e2ddf1097ef9d5d590adcfe76bb21cebf80da62d2a6a46087c38c606015b41cc3b

              Download Submit