Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 01:55

General

  • Target
    bd125f30e64a90a4b62b21985274c3a1fe70b7d9fe85a4effcc536b81342b434.exe
  • Size 2.6MB
  • Sample240602-ccbl8sfe67
  • SHA256 bd125f30e64a90a4b62b21985274c3a1fe70b7d9fe85a4effcc536b81342b434
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    smtp.mail.me.com

  • Port

    587

  • Password

    RICHARD205lord

Signatures

  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
  • Detects executables packed with MEW 3 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 2 IoCs
  • UPX dump on OEP (original entry point) 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 26 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • NTFS ADS 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd125f30e64a90a4b62b21985274c3a1fe70b7d9fe85a4effcc536b81342b434.exe
    "C:\Users\Admin\AppData\Local\Temp\bd125f30e64a90a4b62b21985274c3a1fe70b7d9fe85a4effcc536b81342b434.exe"
    1⤵
    • Adds Run key to start application
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
        0
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1128
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmpC3EC.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1824
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmpC6AC.tmp"
          4⤵
          • Accesses Microsoft Outlook accounts
          • Suspicious use of AdjustPrivilegeToken
          PID:4924
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe -f "C:\Users\Admin\AppData\Local\Temp\tmpC6FB.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3472
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4348
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:3512
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4996
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4648
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:3052
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:1464
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:2076
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:1716
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:976
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:2316
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:3756
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4204
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4416
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:2840
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:3080
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:1412
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4580
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4316
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:2868
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:3368
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:2164
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:4820
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:2600
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:5076
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:1460
      • C:\Windows\SysWOW64\schtasks.exe
        C:\Windows\SysWOW64\schtasks.exe /create /sc minute /mo 1 /tn "winmgr119.exe" /tr "C:\ProgramData\winmgr119.exe" /f
        3⤵
        • Creates scheduled task(s)
        PID:1532
  • C:\ProgramData\winmgr119.exe
    C:\ProgramData\winmgr119.exe
    1⤵
    • Executes dropped EXE
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    PID:3856
  • C:\ProgramData\winmgr119.exe
    C:\ProgramData\winmgr119.exe
    1⤵
    • Executes dropped EXE
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    PID:848

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        jhdfkldfhndfkjdfnbfklfnf.exe

        • Path C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
        • Size 2.6MB
        • SHA256 7e8cb8025806d954c91b38043c3dd5247deb0810bb47cd1c3ee7259a0ce7f228
        • MD5 SHA1 SHA512 SSDEEP

        2c945db753d341ef9b0f02d75d493749

        • Path C:\ProgramData\khaxFMfI\2c945db753d341ef9b0f02d75d493749
        • Size 8B
        • SHA256 c343e182621b38e63a2ac88f0d36ff81f96e75d17a23d38984b90394cba446a7
        • MD5 SHA1 SHA512

        winmgr119.exe

        • Path C:\ProgramData\winmgr119.exe
        • Size 2.6MB
        • SHA256 6197a41b22950285cb5f86b0b63e61a88ce0b8230432188aa5dd9334395ca2df
        • MD5 SHA1 SHA512 SSDEEP

        tmpC3EC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpC3EC.tmp
        • Size 1KB
        • SHA256 997aceeb78143e057d4ea0ed699db3cc1c723f699b4532663b7b85c83baa5c50
        • MD5 SHA1 SHA512

        tmpC6AC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpC6AC.tmp
        • Size 400B
        • SHA256 ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49
        • MD5 SHA1 SHA512

        tmpC6FB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpC6FB.tmp
        • Size 391B
        • SHA256 681bcee53cf679ac674e700136f9229b9184fe60ed6410dbd7a33d462ed13ae2
        • MD5 SHA1 SHA512

        memory/1128-46-0x0000000073050000-0x0000000073601000-memory.dmp

        memory/1128-47-0x0000000073050000-0x0000000073601000-memory.dmp

        memory/1128-11-0x0000000073050000-0x0000000073601000-memory.dmp

        memory/1128-45-0x0000000073052000-0x0000000073053000-memory.dmp

        memory/1128-10-0x0000000073050000-0x0000000073601000-memory.dmp

        memory/1128-9-0x0000000073052000-0x0000000073053000-memory.dmp

        memory/1128-8-0x0000000001300000-0x00000000013CA000-memory.dmp

        memory/1824-16-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/1824-24-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/1824-17-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/1824-15-0x0000000000400000-0x000000000048E000-memory.dmp

        memory/3472-36-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3472-38-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/3472-35-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/4924-31-0x0000000000400000-0x0000000000491000-memory.dmp

        memory/4924-28-0x0000000000400000-0x0000000000491000-memory.dmp

        memory/4924-29-0x0000000000400000-0x0000000000491000-memory.dmp

        memory/4924-27-0x0000000000400000-0x0000000000491000-memory.dmp