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Analysis

  • max time kernel
    144s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2022, 21:40

General

  • Target

    a4da5df3fadd84e9a34ed104350110140d203d712edbbe04545b91e46b8e6d39.exe

  • Size

    270KB

  • MD5

    96e9f63203c94e033ba8d9dbdccdf755

  • SHA1

    14da76aa8bf9da771cb767534bf9ceecf65ec244

  • SHA256

    a4da5df3fadd84e9a34ed104350110140d203d712edbbe04545b91e46b8e6d39

  • SHA512

    6d70a9fae8ae3e79d89ade69491e36bde1c22a679918fa45ec7031badd713ae8b9408a88e0e88f157104cba367f4de26ef06e4be13b6b5b17464fb1f78162359

  • SSDEEP

    6144:MRAhhJxX7bNIAROzTuaPUD8XRuf0b4mt/HLIhTWRlb3nZbgI+:UsAAPaPUD18t/HkSlblY

Score
10/10

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 6 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4da5df3fadd84e9a34ed104350110140d203d712edbbe04545b91e46b8e6d39.exe
    "C:\Users\Admin\AppData\Local\Temp\a4da5df3fadd84e9a34ed104350110140d203d712edbbe04545b91e46b8e6d39.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies Installed Components in the registry
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Windows\spoolsv.exe
      C:\Windows\spoolsv.exe
      2⤵
      • Modifies system executable filetype association
      • Executes dropped EXE
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Modifies registry class
      PID:1268

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\spoolsv.exe

    Filesize

    275KB

    MD5

    7a63a7580c34ae592c261adef0d1f13a

    SHA1

    4c167befe9906797d02d15a979059f09368e7b52

    SHA256

    94180e3f579faa2ba2eb88cbb3513ee957faa67d215ec625816b0bc3ea8a700a

    SHA512

    91ad3648c9cab3d820b99f14e7d0e9459250b5ae2b3eb191848f88f7f28803005f3426d3233dd6ad69784e940612ec87a556bf115bcf534d3012f96a45a82ad9

  • memory/1268-58-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/1268-59-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/1368-54-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/1368-57-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB