Analysis

  • max time kernel
    134s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 13:16

General

  • Target

    3f630b04253ce69c4760005a81a70bd852d8fadefa74ab07487cbd246e4031f4.exe

  • Size

    16KB

  • MD5

    839964e2c35a4d406b3873b074f605b2

  • SHA1

    9f37abb1814ab082bb194c4f943239113d31f46b

  • SHA256

    3f630b04253ce69c4760005a81a70bd852d8fadefa74ab07487cbd246e4031f4

  • SHA512

    6abe4a1325e3170d0ebe26a1a439a85b12f4ccb38b105c8164c57c1b72914c38ee3009bae0170a067e1fe1eda1ab19890d53dc2933f749c3aecb73c6141d4963

  • SSDEEP

    384:x+uPfoQ+DfYMzKdPEsOuubuEG3KHM2/E57:IMAQ+BzWPEwnE+KHM2/EJ

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f630b04253ce69c4760005a81a70bd852d8fadefa74ab07487cbd246e4031f4.exe
    "C:\Users\Admin\AppData\Local\Temp\3f630b04253ce69c4760005a81a70bd852d8fadefa74ab07487cbd246e4031f4.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3780
    • C:\Windows\svhost.exe
      "C:\Windows\svhost.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3988

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

          Filesize

          338KB

          MD5

          63fd994804f8b85ebf85f398c353949c

          SHA1

          35f9f834227d889510d8535f7bdfc4a1b17a92a8

          SHA256

          3c53f4e88caaaed7e76b231924b4c3bb566adfae4f95de1936c3fd379be99d86

          SHA512

          50658c47f656866495aba6b723635e10dab9192b6f79fe23afad7d6e80e169e7901bd944f74b8228ef05fb6f7a7cef7c271dd231d87533021388959d512bc4bc

        • C:\Users\Admin\AppData\Local\Temp\x6Kq6ExEZGKuebI.exe

          Filesize

          16KB

          MD5

          e6ddf495ac59f3d4cddf5555641c3546

          SHA1

          264953e27cf7ea37311c4c55452caaa0155322a7

          SHA256

          f17c517321d2a85d5f8c52e87c20b1df92d30cd190aca9b7c89568acc5fbd4cd

          SHA512

          a2a1fc2a8493c50c4259b5b4f18466b2de1bc5999b5a1b028bca15bab972f32279ea70cb89d25936bf9844133c5ea42bd6be3e35107aa1f416fe5c1ad5189fee

        • C:\Windows\svhost.exe

          Filesize

          16KB

          MD5

          76fd02b48297edb28940bdfa3fa1c48a

          SHA1

          bf5cae1057a0aca8bf3aab8b121fe77ebb0788ce

          SHA256

          07abd35f09b954eba7011ce18b225017c50168e039732680df58ae703324825c

          SHA512

          28c7bf4785547f6df9d678699a55cfb24c429a2bac5375733ff2f760c92933190517d8acd740bdf69c3ecc799635279af5d7ebd848c5b471318d1f330c441ff0