Analysis

  • max time kernel
    146s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/06/2024, 01:16

General

  • Target

    97ffb71b7d384521262998c17aba15cb2c89794d53b26173bb40e5bdc0066b30.exe

  • Size

    2.6MB

  • MD5

    4dce474dea9bf3d812d2c1d89cb5b91e

  • SHA1

    d72da98dd395e324cba336c4cbd32d32c630fa2a

  • SHA256

    97ffb71b7d384521262998c17aba15cb2c89794d53b26173bb40e5bdc0066b30

  • SHA512

    e54d89f6690fe53e45e820275f8cc1c8fa7178f9ecc67d52b2c8eeb1ceaf0446997c0b6666190055c1e4598eee04854e21e862eb32d8bc5b92e48ef31521d596

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eU:ObCjPKNqQEfsw43qtmVfq4N

Malware Config

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 1 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 1 IoCs

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

  • AutoIT Executable 1 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 25 IoCs

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

  • NTFS ADS 2 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\97ffb71b7d384521262998c17aba15cb2c89794d53b26173bb40e5bdc0066b30.exe
    "C:\Users\Admin\AppData\Local\Temp\97ffb71b7d384521262998c17aba15cb2c89794d53b26173bb40e5bdc0066b30.exe"
    1⤵
    • Adds Run key to start application
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:960
    • 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:4760
      • 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:4536
        • 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\tmpBBBE.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3948
        • 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\tmpBE30.tmp"
          4⤵
          • Accesses Microsoft Outlook accounts
          • Suspicious use of AdjustPrivilegeToken
          PID:4420
        • 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\tmpBE60.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4892
      • 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:440
      • 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:1428
      • 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:1320
      • 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:2272
      • 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:668
      • 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:2764
      • 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:5112
      • 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:2220
      • 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:4300
      • 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:3228
      • 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:1332
      • 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:1924
      • 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:3500
      • 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:1564
      • 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:1508
      • 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:2760
      • 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:4972
      • 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:1088
      • 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:2372
      • 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:1148
      • 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:3348
      • 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:3772
      • 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:3520
      • 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:3632
      • 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:3028

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe

          Filesize

          2.6MB

          MD5

          03026194eab9097b106cf067d27c47b0

          SHA1

          33029fc5ef074a20f8706e93e37a491cbd8db715

          SHA256

          3ad2728c17921e0a9954f4c760119a4609423a35debbcf736c342656506f39f0

          SHA512

          c577c04cc40e61f0547832cae741eca302cca433c6878aa5d7d148a61621affdb3e58f4afa6309083b81ac7b22106458e4bcecee96946ab5d57618e619a13885

        • C:\Users\Admin\AppData\Local\Temp\tmpBBBE.tmp

          Filesize

          1KB

          MD5

          b0cc2e6f2d8036c9b5fef218736fa9c9

          SHA1

          64fd3017625979c95ba09d7cbea201010a82f73f

          SHA256

          997aceeb78143e057d4ea0ed699db3cc1c723f699b4532663b7b85c83baa5c50

          SHA512

          a1fe80b2971c4d1141a594f27eaea61500bf701cd1b8fbdb5ac2204a63c8ef862344f8c30f65ce769f0acf2b0718ed33a02744dd1a152c4a62a5318333d29b9b

        • C:\Users\Admin\AppData\Local\Temp\tmpBE30.tmp

          Filesize

          400B

          MD5

          de4e5ff058882957cf8a3b5f839a031f

          SHA1

          0b3d8279120fb5fa27efbd9eee89695aa040fc24

          SHA256

          ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49

          SHA512

          a6b0d557e9eec4e56630e5ba64495df318f4fd959fffbdcbf77831185b067906917c9117a0ecd6ac817c7860d5d831cce15820d715657d81e2d817d9fab9fb72

        • C:\Users\Admin\AppData\Local\Temp\tmpBE60.tmp

          Filesize

          391B

          MD5

          3525ea58bba48993ea0d01b65ea71381

          SHA1

          1b917678fdd969e5ee5916e5899e7c75a979cf4d

          SHA256

          681bcee53cf679ac674e700136f9229b9184fe60ed6410dbd7a33d462ed13ae2

          SHA512

          5aad8dca43ec85882daf50c469bd04dcf0b62affc8bc605b3e289496a2679d4d548fea8bb0aea7080bbfbcdcab9d275fc6797b9c95b64f9f97ecf79583a83986

        • memory/3948-23-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/3948-16-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/3948-17-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/3948-18-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/4420-27-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/4420-28-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/4420-29-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/4420-31-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/4536-10-0x0000000073390000-0x0000000073941000-memory.dmp

          Filesize

          5.7MB

        • memory/4536-11-0x0000000073390000-0x0000000073941000-memory.dmp

          Filesize

          5.7MB

        • memory/4536-9-0x0000000073392000-0x0000000073393000-memory.dmp

          Filesize

          4KB

        • memory/4536-8-0x0000000000F00000-0x0000000000FCA000-memory.dmp

          Filesize

          808KB

        • memory/4536-46-0x0000000073390000-0x0000000073941000-memory.dmp

          Filesize

          5.7MB

        • memory/4536-45-0x0000000073392000-0x0000000073393000-memory.dmp

          Filesize

          4KB

        • memory/4892-35-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/4892-36-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/4892-38-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB