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Analysis

  • max time kernel
    154s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2024, 23:01

General

  • Target

    a26fb9698eac9ee02b4ca7c65433483ee6f0a967b8b3096cda294f245f93daae.exe

  • Size

    32KB

  • MD5

    f4e6103df47a435c1084d88e335f3076

  • SHA1

    0b020accbdf46f96fab024d92eaca4a1d6e9eeee

  • SHA256

    a26fb9698eac9ee02b4ca7c65433483ee6f0a967b8b3096cda294f245f93daae

  • SHA512

    fbcef1bd6f4499ded28cb1b2738f9f9deddea9661e00809eb9fc47c05bb25fd6df29628bc06e423dc06773d61d2d9d9dc9c98938cf8b1d1b8cef0509e9d0992c

  • SSDEEP

    384:oPDUQ/pgeUkI74UHCsD2GAYIPHbABKwSU3Fexbzm+4VWuMGY:+l/43MUHB2XtvbA8QO6+SWgY

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a26fb9698eac9ee02b4ca7c65433483ee6f0a967b8b3096cda294f245f93daae.exe
    "C:\Users\Admin\AppData\Local\Temp\a26fb9698eac9ee02b4ca7c65433483ee6f0a967b8b3096cda294f245f93daae.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1120
    • C:\Users\Admin\AppData\Local\Temp\gffos.exe
      "C:\Users\Admin\AppData\Local\Temp\gffos.exe"
      2⤵
      • Executes dropped EXE
      PID:3708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\gffos.exe

    Filesize

    32KB

    MD5

    5b77cb155d7c375ae29610dbddfb5ec5

    SHA1

    750a01c22a6d2af576fac9ceb2957424260754f3

    SHA256

    af489ae381873d952ddff56e50724acb97aeffc22f1a4f0f32d4caf5cf610efd

    SHA512

    48e5a0ea4e31670bb4596d4345620e7c3922e475bc3e0f7d30674c8ba63dbbbe1fdd4e22c780cf38d8b90aa8252522e2770793b8eeb6071de4abb7822aeb628d

  • memory/1120-0-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/1120-1-0x0000000002010000-0x0000000002018000-memory.dmp

    Filesize

    32KB

  • memory/1120-2-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/3708-22-0x00000000004A0000-0x00000000004A8000-memory.dmp

    Filesize

    32KB