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Analysis

  • max time kernel
    150s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 16:26

General

  • Target

    885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe

  • Size

    288KB

  • MD5

    0b3f06b87940ccf81c2bce8d7e29b488

  • SHA1

    c933d2722d11b063ae3e48522cabe38563967376

  • SHA256

    885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09

  • SHA512

    5cc254345c19c1b0dc15ae4f42191ccf25c1e39a95f1548454bc643810ded6c1767a985805d7eba22c081eaf104dbb2c0e8c91703fc931a484cb8438819aabf6

  • SSDEEP

    3072:sAC4ldiKOi4rWQRu1deyuap9liS1h1AgY/ZQQEjJJVMrJFiyfXpI9zlIqX4BwBX:LdiyoWVderaEaHAgY/ZQDJJVqiOZmIO

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 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\885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe
    "C:\Users\Admin\AppData\Local\Temp\885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\ciogun.exe
      "C:\Users\Admin\ciogun.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:1512

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\ciogun.exe

    Filesize

    288KB

    MD5

    8b093f5861f60b910435fab24b77e26d

    SHA1

    123c24db3682aa7611718d62df1a969e5a8c0146

    SHA256

    4fbe9e15eccedd2a05c396f8f51202c472a528cedb8f5d319ee55deb8f9b26a3

    SHA512

    97738acb05409e33a8bf6d6508e687d764593ee892ef5422039a669f39813f92e8f8b32c11450696eabcc9b0eacd0d869ffcd3a33f262b1f61d91b4e3b93ae82

  • C:\Users\Admin\ciogun.exe

    Filesize

    288KB

    MD5

    8b093f5861f60b910435fab24b77e26d

    SHA1

    123c24db3682aa7611718d62df1a969e5a8c0146

    SHA256

    4fbe9e15eccedd2a05c396f8f51202c472a528cedb8f5d319ee55deb8f9b26a3

    SHA512

    97738acb05409e33a8bf6d6508e687d764593ee892ef5422039a669f39813f92e8f8b32c11450696eabcc9b0eacd0d869ffcd3a33f262b1f61d91b4e3b93ae82

  • \Users\Admin\ciogun.exe

    Filesize

    288KB

    MD5

    8b093f5861f60b910435fab24b77e26d

    SHA1

    123c24db3682aa7611718d62df1a969e5a8c0146

    SHA256

    4fbe9e15eccedd2a05c396f8f51202c472a528cedb8f5d319ee55deb8f9b26a3

    SHA512

    97738acb05409e33a8bf6d6508e687d764593ee892ef5422039a669f39813f92e8f8b32c11450696eabcc9b0eacd0d869ffcd3a33f262b1f61d91b4e3b93ae82

  • \Users\Admin\ciogun.exe

    Filesize

    288KB

    MD5

    8b093f5861f60b910435fab24b77e26d

    SHA1

    123c24db3682aa7611718d62df1a969e5a8c0146

    SHA256

    4fbe9e15eccedd2a05c396f8f51202c472a528cedb8f5d319ee55deb8f9b26a3

    SHA512

    97738acb05409e33a8bf6d6508e687d764593ee892ef5422039a669f39813f92e8f8b32c11450696eabcc9b0eacd0d869ffcd3a33f262b1f61d91b4e3b93ae82

  • memory/1884-56-0x0000000076171000-0x0000000076173000-memory.dmp

    Filesize

    8KB