Analysis

  • max time kernel
    147s
  • max time network
    106s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    10-01-2023 02:17

General

  • Target

    acb8aa1fd120962af8ab3845ce88f356d2493658.exe

  • Size

    408KB

  • MD5

    b31ae713fab9b8b9fef577054ec2d971

  • SHA1

    acb8aa1fd120962af8ab3845ce88f356d2493658

  • SHA256

    bcfe6ac0557eb21352e8355d8ec1126249b46a112df39e5c4eaaa8c3ca69aa4c

  • SHA512

    230cf86ed693060ef06987d58b7a4beacfddc46e0da572ed284eb1f1442ed7693191f3b1f2389e1b103ef4626829db5e63c615509b0700a9c3644edfd93c923c

  • SSDEEP

    12288:8qyuF2dxmh6ZfYqAlSnshDJDJIxFunmcqOOi:PsmhmdshJ90umq3

Malware Config

Signatures

  • Windows security bypass 2 TTPs 10 IoCs
  • Disables taskbar notifications via registry modification
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\acb8aa1fd120962af8ab3845ce88f356d2493658.exe
    "C:\Users\Admin\AppData\Local\Temp\acb8aa1fd120962af8ab3845ce88f356d2493658.exe"
    1⤵
    • Windows security bypass
    • Loads dropped DLL
    • Windows security modification
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe
      "C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\acb8aa1fd120962af8ab3845ce88f356d2493658.exe"
      2⤵
      • Windows security bypass
      • Executes dropped EXE
      • Deletes itself
      • Windows security modification
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1252

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

    Filesize

    408KB

    MD5

    b31ae713fab9b8b9fef577054ec2d971

    SHA1

    acb8aa1fd120962af8ab3845ce88f356d2493658

    SHA256

    bcfe6ac0557eb21352e8355d8ec1126249b46a112df39e5c4eaaa8c3ca69aa4c

    SHA512

    230cf86ed693060ef06987d58b7a4beacfddc46e0da572ed284eb1f1442ed7693191f3b1f2389e1b103ef4626829db5e63c615509b0700a9c3644edfd93c923c

  • C:\ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

    Filesize

    408KB

    MD5

    b31ae713fab9b8b9fef577054ec2d971

    SHA1

    acb8aa1fd120962af8ab3845ce88f356d2493658

    SHA256

    bcfe6ac0557eb21352e8355d8ec1126249b46a112df39e5c4eaaa8c3ca69aa4c

    SHA512

    230cf86ed693060ef06987d58b7a4beacfddc46e0da572ed284eb1f1442ed7693191f3b1f2389e1b103ef4626829db5e63c615509b0700a9c3644edfd93c923c

  • \ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

    Filesize

    408KB

    MD5

    b31ae713fab9b8b9fef577054ec2d971

    SHA1

    acb8aa1fd120962af8ab3845ce88f356d2493658

    SHA256

    bcfe6ac0557eb21352e8355d8ec1126249b46a112df39e5c4eaaa8c3ca69aa4c

    SHA512

    230cf86ed693060ef06987d58b7a4beacfddc46e0da572ed284eb1f1442ed7693191f3b1f2389e1b103ef4626829db5e63c615509b0700a9c3644edfd93c923c

  • \ProgramData\F4D55F6500014973000C7881B4EB2331\F4D55F6500014973000C7881B4EB2331.exe

    Filesize

    408KB

    MD5

    b31ae713fab9b8b9fef577054ec2d971

    SHA1

    acb8aa1fd120962af8ab3845ce88f356d2493658

    SHA256

    bcfe6ac0557eb21352e8355d8ec1126249b46a112df39e5c4eaaa8c3ca69aa4c

    SHA512

    230cf86ed693060ef06987d58b7a4beacfddc46e0da572ed284eb1f1442ed7693191f3b1f2389e1b103ef4626829db5e63c615509b0700a9c3644edfd93c923c

  • memory/1252-62-0x0000000000410000-0x0000000000502000-memory.dmp

    Filesize

    968KB

  • memory/1732-54-0x0000000075711000-0x0000000075713000-memory.dmp

    Filesize

    8KB

  • memory/1732-59-0x0000000000410000-0x0000000000502000-memory.dmp

    Filesize

    968KB

  • memory/1732-63-0x0000000000410000-0x0000000000502000-memory.dmp

    Filesize

    968KB