Overview

overview

10

Static

static

3

02a1e861c5...22.exe

windows7-x64

10

02a1e861c5...22.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/12/2023, 14:58

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General

  • Target

    02a1e861c5238d5c4624176c31d6f322.exe

  • Size

    111KB

  • MD5

    02a1e861c5238d5c4624176c31d6f322

  • SHA1

    0885a0ddd8218842e51bb564ac9947909b65f581

  • SHA256

    009aaeb9c5404de83c8470d233da549bf1fe2849a2262629eac58110b63cbb4e

  • SHA512

    6dbf55472b44d00c48551664694971a2b100993fb2b842b85e32ce7c52afd23e1d34c0251c70a98a716448ca8767412098b1831eab5e5932a2a3fdb6e5f0d3fa

  • SSDEEP

    768:sduwfCc9lNEylN+FXOZzP34DGltCJWx+7AppL4zG4dslM8lP+wgG0SXdkUr9AeXi:sdFZDl6I7lN+aLHM8WSXjyj

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02a1e861c5238d5c4624176c31d6f322.exe
    "C:\Users\Admin\AppData\Local\Temp\02a1e861c5238d5c4624176c31d6f322.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2596
    • C:\Users\Admin\vakeg.exe
      "C:\Users\Admin\vakeg.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
      • Suspicious use of WriteProcessMemory
      PID:4448
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2596 -s 1000
      2⤵
      • Program crash
      PID:2144
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2596 -ip 2596
    1⤵
      PID:4464

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

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

      111KB

      MD5

      2c3605e2fdb6caa7502f0a4bfd7de780

      SHA1

      fedfe97ccc30dba543f10270c35b6ada071eb51f

      SHA256

      ec0eb6b64aced35391303a99cf2bbff4bb83fb0f7c960f89f72f62530ae4246e

      SHA512

      22e37044c6cf19b97880e8c9854e51562eafc3f447b0878fef9edcbd1b648ed2a5b9dbb9760cf9227e90de9980d215d393a109078c26336fcc665a29433e9523

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