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Overview

overview

7

Static

static

3

b5bbda624d...0N.exe

windows7-x64

7

b5bbda624d...0N.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    103s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 05:13

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General

  • Target

    b5bbda624d1b8aba4f4f49ac996a27a0N.exe

  • Size

    1.1MB

  • MD5

    b5bbda624d1b8aba4f4f49ac996a27a0

  • SHA1

    1f2688e09a4b2320e3a98acf6fbd520e436de7e9

  • SHA256

    dce146fd6044e0300e9195793ef6faefa79d08cc8ad5c21f2c2e903de14d5d1a

  • SHA512

    608795549b18d09c2d1c653fa86e7d2d17ad79c97d3d01781fdac9a36be355492fdaeecd9acb829a4de9b1c3ee6267d798c83d8f0173e7dcc2c664add55f089a

  • SSDEEP

    24576:CH0dl8myX9Bg42QoXFkrzkmmlSgRDko0lG4Z8r7Qfbkiu5Qg:CcaClSFlG4ZM7QzMH

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\b5bbda624d1b8aba4f4f49ac996a27a0N.exe
    "C:\Users\Admin\AppData\Local\Temp\b5bbda624d1b8aba4f4f49ac996a27a0N.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:368
    • 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:1004
      • 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:2892
    • 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:1540
      • 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:4708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    722B

    MD5

    5afac2c9119ea6edeb4a0f93fbdaaa73

    SHA1

    11cb5cf7b92b3f537d7af4096da01faa65bf8119

    SHA256

    8100596c7bf3596e9e293306bcc7d60ed87a3288e38c9783ca5fda3ffd634ffc

    SHA512

    0eec5b9842ead36e91f94ef82983b75faf2d5ff0d4dae7d09be792496bd84fe813df98c6c9f48d87bef5c4cda443e03ad416c2d85b66c83abbbceb3a05e1d468

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

    1.1MB

    MD5

    c0abdb045af8262ce1b5a9c33f4aa3fd

    SHA1

    09f473a68aeceb89f03dcfdda29000ed8ff1b480

    SHA256

    a62d9f4e0c89abe6ed7117141eafbc8056212f339b34c255ad3d06d0df7e63f3

    SHA512

    cde3a8b20f2b3b93ce9548f9a610024549f55e1cb6bff4feb520dd724a39b523f46c717096cb10a2e5ca4c0a82a61a54ac510f3a286cecf9205b3f7f5dc1e3a6

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  • memory/368-10-0x0000000000400000-0x0000000000551000-memory.dmp

    Filesize

    1.3MB

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