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Analysis

  • max time kernel
    169s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 07:44

General

  • Target

    ab0701c1749a772533308206f51b7ca233bfe6231a37d9d7af779ea37a4f9e1e.exe

  • Size

    22.4MB

  • MD5

    0c0958afa2f46d9617a9fd6ab7468bb8

  • SHA1

    0771c861a7bdc702397766e7fc7c2c0e1315bbd8

  • SHA256

    ab0701c1749a772533308206f51b7ca233bfe6231a37d9d7af779ea37a4f9e1e

  • SHA512

    7540571207bda3123c01688ae1779c272638a1d3698aa4a2f1dbe0c90ef4eaf1e0d2d3178c6cd255bf6736af3840d76f8aeef3b081e1b958891a3ecd17ff6a5a

  • SSDEEP

    49152:ZMk2fdATU8bAz6JKRR86gulWpeWmenMj0yzPaxrTCy58e6FjBL:ZMy+O6NlIeWmbj5rapCY56Fjt

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab0701c1749a772533308206f51b7ca233bfe6231a37d9d7af779ea37a4f9e1e.exe
    "C:\Users\Admin\AppData\Local\Temp\ab0701c1749a772533308206f51b7ca233bfe6231a37d9d7af779ea37a4f9e1e.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\g8635D\vsafe_setup.exe
      C:\Users\Admin\AppData\Local\Temp\g8635D\vsafe_setup.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\g8635D\vsafe_setup.exe

    Filesize

    500KB

    MD5

    80acfba01b15107fb95a61131dc8a4f2

    SHA1

    605caa2f5754a5c2427e15c7f4d604c309671750

    SHA256

    2021a9bb1862e2f7b80fca93ada4e65a858c6acdde38fbccfa6dc6d3d676deec

    SHA512

    71cfb13c470f48c3bac14132788e75f0d62428acd69854d9d9f8556a52f52f8716b73912b4f58bc8c93efcc4f6da582b6259848996692147269f19559aa59207

  • C:\Users\Admin\AppData\Local\Temp\g8635D\vsafe_setup.exe

    Filesize

    500KB

    MD5

    80acfba01b15107fb95a61131dc8a4f2

    SHA1

    605caa2f5754a5c2427e15c7f4d604c309671750

    SHA256

    2021a9bb1862e2f7b80fca93ada4e65a858c6acdde38fbccfa6dc6d3d676deec

    SHA512

    71cfb13c470f48c3bac14132788e75f0d62428acd69854d9d9f8556a52f52f8716b73912b4f58bc8c93efcc4f6da582b6259848996692147269f19559aa59207