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Overview

overview

7

Static

static

3

a3ae588c46...99.exe

windows7-x64

7

a3ae588c46...99.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/04/2024, 21:14

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General

  • Target

    a3ae588c463e6c816baedc6f5b29cfb89119aa483b31b6b7f62c23bca38bf899.exe

  • Size

    198KB

  • MD5

    101dd1992cd572375f6a8c3c2b1f9536

  • SHA1

    f516b6e64a3d6f82d598ccdb4ad663698483ac47

  • SHA256

    a3ae588c463e6c816baedc6f5b29cfb89119aa483b31b6b7f62c23bca38bf899

  • SHA512

    b5460494e799ff7b3d5506eaa27a42cde14fb5f230ec1566aee53e52d4c938edd6a4523e20ccec8ca6dfce5961087141fe2a8ae75917f566de821767379a432a

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOF:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXg

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\a3ae588c463e6c816baedc6f5b29cfb89119aa483b31b6b7f62c23bca38bf899.exe
    "C:\Users\Admin\AppData\Local\Temp\a3ae588c463e6c816baedc6f5b29cfb89119aa483b31b6b7f62c23bca38bf899.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\A3AE58~1.EXE > nul
      2⤵
        PID:868
    • C:\Windows\Debug\fmahost.exe
      C:\Windows\Debug\fmahost.exe
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:996

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      198KB

      MD5

      f63f4d9484376f1e814d5b01d405caf1

      SHA1

      3849e4f20ba7182462cab219f59a7c4c8c290f6b

      SHA256

      fc3e65bd4a2ecb40c1d51f659b11d9f358fdc75b24cfc6cfd08bb7a35530b375

      SHA512

      559b4a2d9c76edec84a63f396714972bca36afc033bf1b0077fb9b789bae5a3f6725874fba4328e6b940cb3e2787c371da07489dfbff59edd12b7954dff0db31

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