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Analysis

  • max time kernel
    150s
  • max time network
    206s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 10:44

General

  • Target

    b8193a055eff4ffb0fb40ef7e4d1fa9447052b85b30450b25fcd3ef68597af9c.exe

  • Size

    812KB

  • MD5

    50f8db12be93bd53c753514f56e74281

  • SHA1

    8a3027c87bf39cec9d364eb93057512b680921ea

  • SHA256

    b8193a055eff4ffb0fb40ef7e4d1fa9447052b85b30450b25fcd3ef68597af9c

  • SHA512

    4e1ea6376617ef37c7ed2c1195ca90390e5cd6083505fa9029132c9d7971a4587087515f044f5c237ab4ca5af71bb3ffa7dba20a441074feec11056423b592fc

  • SSDEEP

    12288:sTqY/PJIaiPbxYIXT6XjXr5TLAZssj5Etfs3CYcks0fgUFNyMCs:sTqY/PbAbWID6XjXrO5wfeCYckpbx

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8193a055eff4ffb0fb40ef7e4d1fa9447052b85b30450b25fcd3ef68597af9c.exe
    "C:\Users\Admin\AppData\Local\Temp\b8193a055eff4ffb0fb40ef7e4d1fa9447052b85b30450b25fcd3ef68597af9c.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1892

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1892-54-0x0000000075811000-0x0000000075813000-memory.dmp

    Filesize

    8KB