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Overview

overview

7

Static

static

3

a6f9ddae3f...0c.exe

windows7-x64

7

a6f9ddae3f...0c.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    141s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/05/2024, 07:16

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General

  • Target

    a6f9ddae3f745e0eb65e814b22757c5d2192a656d2434c18f1754df11896700c.exe

  • Size

    198KB

  • MD5

    2ae1d7d0959366acb9caecc852a66aff

  • SHA1

    4c9dbd750c764ebec60d2d3a4939aec391d34b8a

  • SHA256

    a6f9ddae3f745e0eb65e814b22757c5d2192a656d2434c18f1754df11896700c

  • SHA512

    872142da9d9e0e4ae1619263caf5b829dd6823f8e604ad603d8840a09cb058925412e90bbb98f1c179067500c9b6ac0303d371864d6939604ed8aea94973dfc3

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOK:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXP

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\a6f9ddae3f745e0eb65e814b22757c5d2192a656d2434c18f1754df11896700c.exe
    "C:\Users\Admin\AppData\Local\Temp\a6f9ddae3f745e0eb65e814b22757c5d2192a656d2434c18f1754df11896700c.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\A6F9DD~1.EXE > nul
      2⤵
        PID:3644
    • C:\Windows\Debug\niyhost.exe
      C:\Windows\Debug\niyhost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:4828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      198KB

      MD5

      2e8e5617fde39da95bb4cf738763680d

      SHA1

      4a201b1fd1f03e9dc2dce1c1780f56ee1cf89d6a

      SHA256

      82b53528500bea4d4dfa92e6a0ceb6b187efa2d0cde094e2e3b938124261742c

      SHA512

      cd9aa2939339b37985f459f2b9d493f746d941c5281ab86a0d93dcb21ebe88237a0495f626e71e3bdc9f17629927888500b4c5cc94b8b503926214c91f07d35b

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