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Analysis

  • max time kernel
    151s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2022, 00:06

General

  • Target

    4c0a3da7191ac24df28654d79ce018510ac7cba1d4137daabdea7eba01c5d5f0.exe

  • Size

    260KB

  • MD5

    349815881bc9147ffc26843be2939ff0

  • SHA1

    785f1230a94f7bb364fa713e402aeec31582a2ff

  • SHA256

    4c0a3da7191ac24df28654d79ce018510ac7cba1d4137daabdea7eba01c5d5f0

  • SHA512

    a111de01daa7e683f9042f46411bba9e255a7fefb3aa28e0c16aae5dd818621c537148d1ad384958d4879c600adc35457b79a4fc6f6139caefb75b276e3f1b81

  • SSDEEP

    6144:V4HtUUp7WQn6mr1R4bKLnXejKloO6JU1J7QnpXZ7Ta9kzU2/pn:VkJp6Qn6mr1R4bKLnXaKaO6O1JAptH

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 51 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c0a3da7191ac24df28654d79ce018510ac7cba1d4137daabdea7eba01c5d5f0.exe
    "C:\Users\Admin\AppData\Local\Temp\4c0a3da7191ac24df28654d79ce018510ac7cba1d4137daabdea7eba01c5d5f0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Users\Admin\xeoujic.exe
      "C:\Users\Admin\xeoujic.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\xeoujic.exe

    Filesize

    260KB

    MD5

    651516dd2f87004c736ac74768a89b4c

    SHA1

    197d7bfcd74939460b08d0154d4ff4a0606bc6b6

    SHA256

    a6391f1772cf5ba96cb906339710480462d448a9da0c34bdab2feb2386841646

    SHA512

    35f2b4d8b8ad7bedb1d9050578ee7c3da26e62753941f1d592d63c8c1ba720ddcd540907a58a888f07fd74618c51afa6960d3ea8ab4898cf3bd574b28fdcd79b

  • C:\Users\Admin\xeoujic.exe

    Filesize

    260KB

    MD5

    651516dd2f87004c736ac74768a89b4c

    SHA1

    197d7bfcd74939460b08d0154d4ff4a0606bc6b6

    SHA256

    a6391f1772cf5ba96cb906339710480462d448a9da0c34bdab2feb2386841646

    SHA512

    35f2b4d8b8ad7bedb1d9050578ee7c3da26e62753941f1d592d63c8c1ba720ddcd540907a58a888f07fd74618c51afa6960d3ea8ab4898cf3bd574b28fdcd79b

  • \Users\Admin\xeoujic.exe

    Filesize

    260KB

    MD5

    651516dd2f87004c736ac74768a89b4c

    SHA1

    197d7bfcd74939460b08d0154d4ff4a0606bc6b6

    SHA256

    a6391f1772cf5ba96cb906339710480462d448a9da0c34bdab2feb2386841646

    SHA512

    35f2b4d8b8ad7bedb1d9050578ee7c3da26e62753941f1d592d63c8c1ba720ddcd540907a58a888f07fd74618c51afa6960d3ea8ab4898cf3bd574b28fdcd79b

  • \Users\Admin\xeoujic.exe

    Filesize

    260KB

    MD5

    651516dd2f87004c736ac74768a89b4c

    SHA1

    197d7bfcd74939460b08d0154d4ff4a0606bc6b6

    SHA256

    a6391f1772cf5ba96cb906339710480462d448a9da0c34bdab2feb2386841646

    SHA512

    35f2b4d8b8ad7bedb1d9050578ee7c3da26e62753941f1d592d63c8c1ba720ddcd540907a58a888f07fd74618c51afa6960d3ea8ab4898cf3bd574b28fdcd79b

  • memory/1424-56-0x0000000076151000-0x0000000076153000-memory.dmp

    Filesize

    8KB