Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 22:45

General

  • Target

    c70ad415ba35ae476a57c3c0099d398c.exe

  • Size

    128KB

  • MD5

    c70ad415ba35ae476a57c3c0099d398c

  • SHA1

    0144a3d373c47e7c3baaec6701a13317f2ce9870

  • SHA256

    560c91c05d6669f81bc9e7a25560a0e706d8a7c00ad6c5a6f9763d858fba2c68

  • SHA512

    8e754486af9376fc2f2db67d0aef89d4338233d75254087e7e44cd56a502765166ab732b83751c6d88f6bdd7dc64642005b2d94584114b1e270ee44819808710

  • SSDEEP

    3072:EmeDmBqskJnEEP0hpqluisGWgNv6d/FLHd7nbShj7ZoZTOM:E8es3isW611ZnbShXOZiM

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c70ad415ba35ae476a57c3c0099d398c.exe
    "C:\Users\Admin\AppData\Local\Temp\c70ad415ba35ae476a57c3c0099d398c.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:3796
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\system32\regsvr32.exe" /s "C:\Program Files (x86)\Common Files\PushWare\cpush.dll"
      2⤵
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:2228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Common Files\PushWare\cpush.dll

    Filesize

    208KB

    MD5

    be1e7c818f04f542760c346ea78d76b6

    SHA1

    313db03d8501eff4f7602a12aa3af9c46fd64187

    SHA256

    eede3ebf90da854bf1dc297361e95ad0c220ccc5eb6e22cf8aea1cef5c6bdfaf

    SHA512

    386b5409b2832bf4b6fd451c6c60b9fec8ee7b0f737307221f758770ac58fb432a19cba7c2247212bba6c7b0cf97eedb275be12ab1c6eed213e6eec36ea770f5