Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    28/06/2024, 23:19

General

  • Target

    79530b48e96df88dfba6140fda649b6841e423f876a4c2d114cff4264332ffb7.exe

  • Size

    40KB

  • MD5

    9640a99ce6ca8bba18ff4b117e124b2b

  • SHA1

    2bab128a25efd9b2b0f67c276e1b6801729da8e6

  • SHA256

    79530b48e96df88dfba6140fda649b6841e423f876a4c2d114cff4264332ffb7

  • SHA512

    bfce9c139f54f0d90043ae3383ece3023bc8b028bf656182d89ca949566f67dae857731b4ab1f6b98090a022d863b26cfb1b2e166a9e32d52c35818ebf4d0fb5

  • SSDEEP

    768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhb:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wY7

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79530b48e96df88dfba6140fda649b6841e423f876a4c2d114cff4264332ffb7.exe
    "C:\Users\Admin\AppData\Local\Temp\79530b48e96df88dfba6140fda649b6841e423f876a4c2d114cff4264332ffb7.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      PID:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\microsofthelp.exe

    Filesize

    40KB

    MD5

    f00bf999faf69c046ad2c9756d7f5fc4

    SHA1

    2fb04742bc9eed655c555185f2c6194d45df293e

    SHA256

    72eadd16d7b26c4c1bd4d097d912da084b2e051c67acae0fd4288a596065a2de

    SHA512

    1ff7c2e425d9f95754a9d99336e8fc148f5ba1534bc633807ffc6312c00d10545856a25fec8b5b64388acc4009dd84e12d6841707c511d856cd5473ddb0147b3

  • memory/2912-0-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2912-6-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2984-8-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB