Overview

overview

9

Static

static

3

0be1649f0b...09.exe

windows7-x64

9

0be1649f0b...09.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    03/07/2024, 21:23

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General

  • Target

    0be1649f0bde0246c12eacb58518be98ece87a613367b9b43a5df15ac4e50909.exe

  • Size

    182KB

  • MD5

    7642d3b428b14859113aace04c65bd00

  • SHA1

    a346ed7311f1f97dee53aab021bf36c23a3e5043

  • SHA256

    0be1649f0bde0246c12eacb58518be98ece87a613367b9b43a5df15ac4e50909

  • SHA512

    b943434f67a6fa5ab202d999ee5cab3d7a23b2fa9ceb491d5fb0ea38c3fb4c82e4860d32d9f1b343e5639fc37600032c3d6bffca0627fa18d08e973099e09ebb

  • SSDEEP

    3072:6pWpBwchcYw9mHpKZNGCLOwstyhZFChcssc56FUrgxvbSD4UQrO2ZTxH:PM9UpK7ShcHUaZZ

Score
9/10
ransomware

Malware Config

Signatures

  • Renames multiple (3768) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0be1649f0bde0246c12eacb58518be98ece87a613367b9b43a5df15ac4e50909.exe
    "C:\Users\Admin\AppData\Local\Temp\0be1649f0bde0246c12eacb58518be98ece87a613367b9b43a5df15ac4e50909.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:492
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:2864
    • C:\Users\Admin\AppData\Local\Temp\_cinst.exe
      "_cinst.exe"
      2⤵
      • Executes dropped EXE
      PID:1800

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2737914667-933161113-3798636211-1000\desktop.ini.tmp
          Filesize

          39KB

          MD5

          574c21b7655084e5a8e5862e3a6d5de3

          SHA1

          13be3623a6caa57702ef3dac2abc3637b63036e3

          SHA256

          68fcdce56caf6ef172e796d22a0a3ee6033d804c38141350cee9bc48597fe0e4

          SHA512

          c37162817f158fb4259cff71afd1b7ab6822ba934b72d332f0109ff742402f2ab49ec6a76cbd9ccac50ac9049b0acfab5e59b6c0ea8617d245a35abecf952018

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        • \Users\Admin\AppData\Local\Temp\_cinst.exe
          Filesize

          143KB

          MD5

          2fdb371d45181dff59577110ba1064e2

          SHA1

          42a5833cb0ac90e38d734d1327bb3f7c7a6aa453

          SHA256

          80d7ec8ce3913d81ea5d4f304b8609e56f0e49778c52af9279e742ea54f4a155

          SHA512

          52982041ba9ca552b90b79b251501ec6c33c5251d09ca9969a1b179af2ec17aca6eb81db6e588e12751bcea04208e1da8d5a754a979dd98ceb3f50780aadea20

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        • \Windows\SysWOW64\Zombie.exe
          Filesize

          39KB

          MD5

          52c4ca6c94fa29e1791d7f68f054bc1a

          SHA1

          79e3ac6e34a5b336bbd58e12f257eace7b2a4454

          SHA256

          57b9654597732d7caf9f9c285b25d8cbdf686025ff1c1f07c964e4cac45d9fdd

          SHA512

          61f9954dbf05d528bbfc26aa4ab289368eff62a734a5dd424abb6a22899926a860915ad73c639cb46d55a67f88ffb383edbc65a47ab22274af4c667b1dc2ca37

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        • memory/1800-19-0x000007FEF50E3000-0x000007FEF50E4000-memory.dmp

          Filesize

          4KB

          Download

        • memory/1800-20-0x0000000000AE0000-0x0000000000B08000-memory.dmp

          Filesize

          160KB

          Download