Analysis

  • max time kernel
    144s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 13:33

General

  • Target

    a311c064a48b99a8a79e047656e610e95234c57830be981c08b8164bb3b18d24.exe

  • Size

    1.4MB

  • MD5

    0b7e50b40135c3919e58a39b9a224353

  • SHA1

    3e2bfa0bec42f913d52b4df5c58dac2d10a80922

  • SHA256

    a311c064a48b99a8a79e047656e610e95234c57830be981c08b8164bb3b18d24

  • SHA512

    3aa4e32dce04bcc5d36fecbe722064cee6c4211806414438d34f1a9fb29862dbe022b2890efb64f490a636b5fb38dc17a65192ae29a4830633bfd69ed182708a

  • SSDEEP

    24576:yn25nPkW3amy8sQxeWcktTjbJ49auDyEEEEEEEEEEEEEEEEEEEETKKKKKKKKKKKr:yn2kGy7wTjbI/DyEEEEEEEEEEEEEEEEm

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • 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 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a311c064a48b99a8a79e047656e610e95234c57830be981c08b8164bb3b18d24.exe
    "C:\Users\Admin\AppData\Local\Temp\a311c064a48b99a8a79e047656e610e95234c57830be981c08b8164bb3b18d24.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2780
    • C:\Windows\SysWOW64\extrac32.exe
      C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\a311c064a48b99a8a79e047656e610e95234c57830be981c08b8164bb3b18d24.exe C:\\Users\\Public\\Libraries\\Huvzhord.PIF
      2⤵
        PID:5016
      • C:\Users\Public\Libraries\drohzvuH.pif
        C:\Users\Public\Libraries\drohzvuH.pif
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3548

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Public\Libraries\drohzvuH.pif
      Filesize

      66KB

      MD5

      c116d3604ceafe7057d77ff27552c215

      SHA1

      452b14432fb5758b46f2897aeccd89f7c82a727d

      SHA256

      7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

      SHA512

      9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

    • memory/2780-0-0x00000000006F0000-0x00000000006F1000-memory.dmp
      Filesize

      4KB

    • memory/2780-1-0x0000000000400000-0x0000000000578000-memory.dmp
      Filesize

      1.5MB

    • memory/3548-9-0x0000000000400000-0x0000000001400000-memory.dmp
      Filesize

      16.0MB

    • memory/3548-12-0x0000000000400000-0x0000000001400000-memory.dmp
      Filesize

      16.0MB

    • memory/3548-14-0x0000000074AAE000-0x0000000074AAF000-memory.dmp
      Filesize

      4KB

    • memory/3548-15-0x00000000403A0000-0x00000000403FE000-memory.dmp
      Filesize

      376KB

    • memory/3548-16-0x0000000074AA0000-0x0000000075250000-memory.dmp
      Filesize

      7.7MB

    • memory/3548-17-0x0000000040400000-0x00000000409A4000-memory.dmp
      Filesize

      5.6MB

    • memory/3548-18-0x0000000074AA0000-0x0000000075250000-memory.dmp
      Filesize

      7.7MB

    • memory/3548-20-0x0000000074AA0000-0x0000000075250000-memory.dmp
      Filesize

      7.7MB

    • memory/3548-19-0x00000000409F0000-0x0000000040A4C000-memory.dmp
      Filesize

      368KB

    • memory/3548-22-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-48-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-46-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-80-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-78-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-74-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-70-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-68-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-66-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-64-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-62-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-60-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-59-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-54-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-1160-0x0000000074AA0000-0x0000000075250000-memory.dmp
      Filesize

      7.7MB

    • memory/3548-1159-0x0000000040B50000-0x0000000040BB6000-memory.dmp
      Filesize

      408KB

    • memory/3548-50-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-44-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-42-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-40-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-38-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-36-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-34-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-32-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-76-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-30-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-72-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-28-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-26-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-56-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-24-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-52-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-21-0x00000000409F0000-0x0000000040A46000-memory.dmp
      Filesize

      344KB

    • memory/3548-1161-0x0000000041400000-0x0000000041450000-memory.dmp
      Filesize

      320KB

    • memory/3548-1162-0x0000000041450000-0x00000000414EC000-memory.dmp
      Filesize

      624KB

    • memory/3548-1163-0x0000000041DB0000-0x0000000041E42000-memory.dmp
      Filesize

      584KB

    • memory/3548-1164-0x0000000041FC0000-0x0000000041FCA000-memory.dmp
      Filesize

      40KB

    • memory/3548-1166-0x0000000074AAE000-0x0000000074AAF000-memory.dmp
      Filesize

      4KB

    • memory/3548-1167-0x0000000074AA0000-0x0000000075250000-memory.dmp
      Filesize

      7.7MB