Overview

overview

7

Static

static

3

e98f65ab5b...2e.exe

windows7-x64

7

e98f65ab5b...2e.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    141s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/04/2024, 11:14

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General

  • Target

    e98f65ab5b1c38f20f09f9c08a2a3306e7dc26cff1bfd659d26449fa43172d2e.exe

  • Size

    197KB

  • MD5

    4a4e88b673f6c9a37136bcdc1d8c16ff

  • SHA1

    bc9e9c7406187b05b9ba894abc954d8a6e5b296f

  • SHA256

    e98f65ab5b1c38f20f09f9c08a2a3306e7dc26cff1bfd659d26449fa43172d2e

  • SHA512

    b58635c6523ee4e888e0547d20b66c63f1b9bb2d6bd23c6226d21f66584e3023c3f7d66d2e210977c2e83df43354e072727171f95a618973a9b0aca423c33d18

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOm:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXz

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

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e98f65ab5b1c38f20f09f9c08a2a3306e7dc26cff1bfd659d26449fa43172d2e.exe
    "C:\Users\Admin\AppData\Local\Temp\e98f65ab5b1c38f20f09f9c08a2a3306e7dc26cff1bfd659d26449fa43172d2e.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\E98F65~1.EXE > nul
      2⤵
        PID:2648
    • C:\Windows\Debug\jkmhost.exe
      C:\Windows\Debug\jkmhost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:2100

    Network

          MITRE ATT&CK Enterprise v15

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          Downloads

          • C:\Windows\debug\jkmhost.exe
            Filesize

            197KB

            MD5

            9e9253114f31baa135a7edbee3ab76e7

            SHA1

            12961daee7e84ebb1abe170591f8e5c47027de3f

            SHA256

            8c6ad60054290ed702d710ddd40f1fe04531951f33cba7d735e110fa91ebaabd

            SHA512

            63be5cacb7222de21a3342eb2efccb721c52b316684ce1da882861e15739d2f5abe2bc1cbaf4b32cee067813ac0f1ca55acd75fa2951c8d624c80e997f624ead

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