Analysis

  • max time kernel
    111s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 18:15

General

  • Target

    ec770d9d952d8f146cfd1b65c8cab6523d6e14511c357173aa6096e115a98edaN.exe

  • Size

    41KB

  • MD5

    d8b530521f6a4bb0ef7226b86aa89320

  • SHA1

    01643150e0cb326cb7987adab24409bf1d766711

  • SHA256

    ec770d9d952d8f146cfd1b65c8cab6523d6e14511c357173aa6096e115a98eda

  • SHA512

    b646b86c98f8847aace4085cb8a923553ea5358576f20db83e25c75185fc8fc83ffaa32242e6e032269911d01a4654019d6dcec92c74f9c5174997d92fdf1557

  • SSDEEP

    768:qTVbxjgQNQXtckstOOtEvwDpjAaD3TUogs/VXpAPWRiH:qTJu9cvMOtEvwDpjppVXzRq

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
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec770d9d952d8f146cfd1b65c8cab6523d6e14511c357173aa6096e115a98edaN.exe
    "C:\Users\Admin\AppData\Local\Temp\ec770d9d952d8f146cfd1b65c8cab6523d6e14511c357173aa6096e115a98edaN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    41KB

    MD5

    fc27bd7d140937ba8a3e882f048a4b5e

    SHA1

    dfc30c7de6cecee27e9afc8e746c66dfb0eeb496

    SHA256

    69a709b117e64dbdb01754785429b807b745c03fbb1888bb35e7e1e14d9b517e

    SHA512

    cd5cdfd361c872d337b9d77429764df1ad4ba28c52d2b8183edfc2c2ab940a8a5ed0852e507e9765e5d85380c1224743a263622d4338ccace6cb1ba0d7ca77f0

  • memory/1404-20-0x00000000005D0000-0x00000000005D6000-memory.dmp

    Filesize

    24KB

  • memory/1404-26-0x00000000005B0000-0x00000000005B6000-memory.dmp

    Filesize

    24KB

  • memory/1404-27-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/5052-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/5052-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/5052-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/5052-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/5052-18-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB