Analysis

  • max time kernel
    106s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/11/2024, 11:54

General

  • Target

    e7d3c9840cac2e00dde0bfc1f33fd0fa9d0ccdc96814b87702c1375bb6c7fc64N.exe

  • Size

    91KB

  • MD5

    b866ba27b97328177c86875719ba8420

  • SHA1

    b506bf893c3c194f28c0df478fb8362104cc3a14

  • SHA256

    e7d3c9840cac2e00dde0bfc1f33fd0fa9d0ccdc96814b87702c1375bb6c7fc64

  • SHA512

    a8367150fcf7f254ab31784ca7841cdce1b50eaf1c76339d3536a12ab64036c937b0f9076fc26c18c17180b06a56170072683a56d11371e83154b46ce8c40c97

  • SSDEEP

    1536:f6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQATR:f6a+1SEOtEvwDpjYYvQd2Pt

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\e7d3c9840cac2e00dde0bfc1f33fd0fa9d0ccdc96814b87702c1375bb6c7fc64N.exe
    "C:\Users\Admin\AppData\Local\Temp\e7d3c9840cac2e00dde0bfc1f33fd0fa9d0ccdc96814b87702c1375bb6c7fc64N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1052
    • 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:4912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    91KB

    MD5

    db5c09b45199471e7cb59ee410a05647

    SHA1

    ea9f6b2754562cf746da3d1467139b083d81b875

    SHA256

    3493c0e4ec9a948ca9bd20bfae38906e4478965db41a77ee9df6faa5cf64e943

    SHA512

    961daaaed9b757b1f15336f0a27afc2ebd5418f7628964ab14512d286f4f013b2692ed422038737a23dc5429f12a48a1aa6a6e9b401319d58915b0b2118bb41c

  • memory/1052-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/1052-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/1052-2-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/1052-3-0x00000000007D0000-0x00000000007D6000-memory.dmp

    Filesize

    24KB

  • memory/1052-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4912-19-0x0000000000840000-0x0000000000846000-memory.dmp

    Filesize

    24KB

  • memory/4912-20-0x0000000000860000-0x0000000000866000-memory.dmp

    Filesize

    24KB

  • memory/4912-26-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB