Overview

overview

10

Static

static

2407eb9b97...18.exe

windows7-x64

10

2407eb9b97...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    360s
  • max time network
    378s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 14:03

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General

  • Target

    2407eb9b97801082bed93bd202ce28cf70d35c021901c1d9083896d3e51ea818.exe

  • Size

    592KB

  • MD5

    71881df6ca51aa48955b0102d57d1d08

  • SHA1

    77651b24d165309cefa4a2662c2c4697641fbffe

  • SHA256

    2407eb9b97801082bed93bd202ce28cf70d35c021901c1d9083896d3e51ea818

  • SHA512

    47e189a29c9ee6b996d909ea8662f01b0fffc664c85ec3d49c32929eba5c2806632ae3728ff445f57602537cc2b8aa1c71a04279eda364ee682ba72945d498a1

  • SSDEEP

    12288:J6onxOp8FySpE5zvIdtU+Ymefh6+X/l6+X/I:/wp8DozAdO9gg/Ug/I

Score
10/10
evasionpersistencetrojan

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • UAC bypass 3 TTPs 4 IoCs
    evasiontrojan
  • Adds policy Run key to start application 2 TTPs 7 IoCs
    persistence
  • Disables RegEdit via registry modification 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 24 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    evasiontrojan
  • Drops file in System32 directory 7 IoCs
  • Drops file in Windows directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 13 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\2407eb9b97801082bed93bd202ce28cf70d35c021901c1d9083896d3e51ea818.exe
    "C:\Users\Admin\AppData\Local\Temp\2407eb9b97801082bed93bd202ce28cf70d35c021901c1d9083896d3e51ea818.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3544
    • C:\Users\Admin\AppData\Local\Temp\fdiwjegfpns.exe
      "C:\Users\Admin\AppData\Local\Temp\fdiwjegfpns.exe" "c:\users\admin\appdata\local\temp\2407eb9b97801082bed93bd202ce28cf70d35c021901c1d9083896d3e51ea818.exe*"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System policy modification
      PID:3504

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fdiwjegfpns.exe
    Filesize

    320KB

    MD5

    5203b6ea0901877fbf2d8d6f6d8d338e

    SHA1

    c803e92561921b38abe13239c1fd85605b570936

    SHA256

    0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

    SHA512

    d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

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  • C:\Users\Admin\AppData\Local\Temp\fdiwjegfpns.exe
    Filesize

    320KB

    MD5

    5203b6ea0901877fbf2d8d6f6d8d338e

    SHA1

    c803e92561921b38abe13239c1fd85605b570936

    SHA256

    0cc02d34d5fd4cf892fed282f98c1ad3e7dd6159a8877ae5c46d3f834ed36060

    SHA512

    d48a41b4fc4c38a6473f789c02918fb7353a4b4199768a3624f3b685d91d38519887a1ccd3616e0d2b079a346afaec5a0f2ef2c46d72d3097ef561cedb476471

    Download Submit