Overview

overview

10

Static

static

3

3523ec9a8d...3d.exe

windows7-x64

10

3523ec9a8d...3d.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    166s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2023, 18:39

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General

  • Target

    3523ec9a8d524eda14afa43eddb7933d.exe

  • Size

    172KB

  • MD5

    3523ec9a8d524eda14afa43eddb7933d

  • SHA1

    551ec08e45f2e618e49f25ebd9ff39b997864719

  • SHA256

    6dcbcfcd2a46b5d58f5b3f40a9633c3fc6548ca6be444d531d768b1a5b35f5ca

  • SHA512

    1b8bf230d8db3d3845dd23f29692171acb942ed47fd51d40ba4ed5c5080cc7c0c74495ea5efdafc5fcadbc4ffd55cea9ee8769dbaf4ecc3c6bdfef9aa23f762b

  • SSDEEP

    3072:udHh0e9lkep9Chu7Gbwhd5eEQMSZdSkxiAPbmWX09Ljkx:eQepqu7CwteASZdBxPbPkk

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3523ec9a8d524eda14afa43eddb7933d.exe
    "C:\Users\Admin\AppData\Local\Temp\3523ec9a8d524eda14afa43eddb7933d.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Users\Admin\gpbel.exe
      "C:\Users\Admin\gpbel.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1984

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\Users\Admin\gpbel.exe
          Filesize

          172KB

          MD5

          51de8c7e3bb4093a6face3abdc4cb2f3

          SHA1

          61250b395a46312e7c72a30270b0d4b5e58bdc00

          SHA256

          923853fc4311049c4f215533257c7deee6f1c4c1593fb6e5fe4c347f5dcbeff5

          SHA512

          7fb4bd5d5041c0128fe0896bfbcec367a397f14ce55a9fa1a0daf1d2f65fe1a5a16b406861b0024491d387988a11827393a203eb6af7518c3ab5c68503888c12

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