Overview

overview

7

Static

static

3

31ad1b25c6...d5.exe

windows7-x64

7

31ad1b25c6...d5.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    93s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 22:09

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General

  • Target

    31ad1b25c63d0211ffbd6c32e265044edbc2f987b575c8712d33e3be2e1d2ed5.exe

  • Size

    1.1MB

  • MD5

    457ab0703a43880417c382e283a9965c

  • SHA1

    d6143419a6f4becc6cb81d193f9f7b0fbf878710

  • SHA256

    31ad1b25c63d0211ffbd6c32e265044edbc2f987b575c8712d33e3be2e1d2ed5

  • SHA512

    46c79266823c5a5dc26d3dc40b06410ebe454aaf68f6ba751763eec55e1a128bf4642b7c27d055d93fb3a857f6268be94a4b3dd69845b5c6dd378e595a14358b

  • SSDEEP

    24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Q6:CcaClSFlG4ZM7QzM5

Score
7/10
discovery

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31ad1b25c63d0211ffbd6c32e265044edbc2f987b575c8712d33e3be2e1d2ed5.exe
    "C:\Users\Admin\AppData\Local\Temp\31ad1b25c63d0211ffbd6c32e265044edbc2f987b575c8712d33e3be2e1d2ed5.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:736
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4760
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1628
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3004
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
    Filesize

    753B

    MD5

    ad60719ddc903975912f4e9f6fc7d985

    SHA1

    a06bcdca8e58839d452bcb54e57e76a9b330b916

    SHA256

    8747fc9f12f7a1ef2140f691c7340a1f36f925c1c370261c1de2e03855242f39

    SHA512

    88444674415a5c82a34f7f98752653cfb1e4c60a81da73a7aa8b5c1e7c2f6c39c40d5ad0ced204560eb03204960e613cffe1421dcc41f178a1a1ef9ad199c7f1

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  • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
    Filesize

    1.1MB

    MD5

    90592ff6a7fa500874ede264da48c440

    SHA1

    d66605dc691feca31385061d404cc7037237d569

    SHA256

    f54d8c087f6138967b7876b32d28a3f8b47a65fc01461fcb332930cf04b8358a

    SHA512

    000b4dbd77ab25b5258119e25e542885aa3d0771a538fe5873fa8c4bdb4ce19b391115ac6d1e28f1f216c7684bb7e469f0ed4f6beef1bf127fe34e8cb6d5995b

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  • memory/736-10-0x0000000000400000-0x0000000000551000-memory.dmp

    Filesize

    1.3MB

    Download