Analysis

  • max time kernel
    119s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2025, 12:16

General

  • Target

    e4b058d02c1c1c35027d84adf4069ce77ed72c2c0c23c75ee499fd24f50bb35aN.exe

  • Size

    3.6MB

  • MD5

    23f83689bbe30ff13799a107b7a32990

  • SHA1

    7775ce7148436d010d9f4c071c73595c0e12a4da

  • SHA256

    e4b058d02c1c1c35027d84adf4069ce77ed72c2c0c23c75ee499fd24f50bb35a

  • SHA512

    6ec00f8ec123cbbe6b3ea99d2a9cd7e4a7de64d8e3ad9da9b150c2a16bb83183325bcee69fdf59bb4b489cda4b0954337557e3e52a9c80502a3d5ac04ce06815

  • SSDEEP

    49152:sxX7665YxRVplZzSKntlGIiT+HvRdpcAHSjpjK3LB5B/bSqz8b6LNXJqI20t:sxX7QnxrloE5dpUp6bVz8eLFcz

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e4b058d02c1c1c35027d84adf4069ce77ed72c2c0c23c75ee499fd24f50bb35aN.exe
    "C:\Users\Admin\AppData\Local\Temp\e4b058d02c1c1c35027d84adf4069ce77ed72c2c0c23c75ee499fd24f50bb35aN.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3196
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locdevopti.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locdevopti.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3144
    • C:\IntelprocY1\aoptisys.exe
      C:\IntelprocY1\aoptisys.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4308

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\IntelprocY1\aoptisys.exe

          Filesize

          3.6MB

          MD5

          346179b206e9ca4b1e0a041fe6570a6c

          SHA1

          186cbbbc35c5d5ce8dac76c3dc30bff38998d239

          SHA256

          3e83876fe295ab267347a9a6a8a379670305983063c3a33930ef4bf22fc2916f

          SHA512

          b608006b986f7051bc997f8187bb5bc73dc9efa8f43516337e8444fbd218425a17d63b2020ed3c7d5a0037429a2be917d19e30468a0dc9df5b9a12b402c398b1

        • C:\LabZ6S\bodxloc.exe

          Filesize

          3.6MB

          MD5

          0e5466a459735caaaea1479439b6dbfa

          SHA1

          a144f669e0e2ae89f690a1855860ca41db3afc3c

          SHA256

          23641d28db9bedd31d936ad1322eca4ee3bec3a674bee7d6f4bef1a1ad9a6d65

          SHA512

          2a1f91c60bb096c16d71b53bb220dc73ab72931556d77086cf00f4482b364fb82df727dc4800c0d96dcbf10bfc283878839c26b601ba17991a1e1c1a0fa66c3b

        • C:\Users\Admin\253086396416_10.0_Admin.ini

          Filesize

          208B

          MD5

          89c888beb21abb59a0a0ac19990fdd25

          SHA1

          5a73e2acf68f90dc57191d4ff0dd2fa4beed45ae

          SHA256

          0a01a678a41c86bad6e1dd3087232c26eb51155fdafd8dff7019acd8fa06fd30

          SHA512

          25fc6daf55b4bd26cae78cf317c80b415b55521973aa6123511e19de2686427330673d02ae2b5927075b7f5fd020e59fbc9f2a26b50a589138b28d585e909fd6

        • C:\Users\Admin\253086396416_10.0_Admin.ini

          Filesize

          176B

          MD5

          6347c1aef4481f8de8c7ca26a0d60a93

          SHA1

          a4e80ffdcd6543ef7de06b96efcc613c5b41e95d

          SHA256

          abf830d9a6c71a5aebccaec9bbc1f4a46fc12a0242f1d1d834f0083152a68663

          SHA512

          6cdd5c7c40211ed25c79674fb1a73c0aa308a6163aba94de0041f7f24c0b76f993ddb3acfec0d231816de0605f9eb5aa632bb4b591f25b5dd18bcb8e4624ec80

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\locdevopti.exe

          Filesize

          3.6MB

          MD5

          4907d91c3cd06372edd312966055d015

          SHA1

          96a5ec2d8a5538b6ecd60dc836a119dec8420a01

          SHA256

          0e21e042f02a51044c92a40a2209714804fdcc6dbc6a5279a327bc4130a58f67

          SHA512

          c3d5a49fc59b6d659d2ae16bc7514440e17c47302a7c92cbcbab636e496af53fbe9906d62fa983727f23eb0781969e160905dcfa9a1b4ecb44a9625a4a4c0651