Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 00:30

General

  • Target

    933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f.exe

  • Size

    2.6MB

  • MD5

    abe9c81bec84f347431b8d3383801469

  • SHA1

    59756954958fc98962cea7b4bdae4fb2e055387c

  • SHA256

    933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f

  • SHA512

    4d5d2d73549a838133acd7f3e6213b33f74a356d6102ae8a8f391f7bbf5759ed3d67779a29299138ed375ad65710a6e927e8e2e0d8a5943479badffaacf13b4d

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eR:ObCjPKNqQEfsw43qtmVfq4e

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.me.com
  • Port:
    587
  • Username:
    [email protected]
  • 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\933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f.exe
    "C:\Users\Admin\AppData\Local\Temp\933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f.exe"
    1⤵
    • Adds Run key to start application
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2344
    • 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:4236
      • 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:2324
        • 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\tmpB1AC.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1320
        • 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\tmpB44D.tmp"
          4⤵
          • Accesses Microsoft Outlook accounts
          • Suspicious use of AdjustPrivilegeToken
          PID:4412
        • 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\tmpB4CB.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3516
      • 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:1720
      • 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:4336
      • 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:1052
      • 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:2788
      • 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:2080
      • 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:5036
      • 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:1100
      • 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:5072
      • 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:3164
      • 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:1048
      • 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:1948
      • 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:764
      • 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:320
      • 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:2632
      • 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:3084
      • 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:3564
      • 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:3164
      • 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:2444
      • 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:4008
      • 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:4992
      • 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:4352
      • 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:624
      • 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:4428
      • 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:4604
      • 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:3988
      • 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:2528
  • C:\ProgramData\winmgr119.exe
    C:\ProgramData\winmgr119.exe
    1⤵
    • Executes dropped EXE
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    PID:4120
  • C:\ProgramData\winmgr119.exe
    C:\ProgramData\winmgr119.exe
    1⤵
    • Executes dropped EXE
    • NTFS ADS
    PID:4376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe

    Filesize

    2.6MB

    MD5

    29b85b778be65f83b5faa701d26381fe

    SHA1

    891fee8091dca1608a35ed4246e41fdf4b65333c

    SHA256

    1f7d155da5131362cbfc5d3e38090b369e9df6a00249f186572f55b15304bca3

    SHA512

    151896addc36cfb7ecc0782636aee00cda3d5c28fe2322671914dae07b41feebe5df0871cc025a7e308323ce5732f11fcec3d8eba78b3e01fff79a3c77584639

  • C:\ProgramData\khaxFMfI\2c945db753d341ef9b0f02d75d493749

    Filesize

    8B

    MD5

    13df48c279209a1805c6658f750b3672

    SHA1

    7fe95bb5c04de2b4913067e3c3b61627378a241f

    SHA256

    73b2a0f0b690ec45cfadef97c7439fed2ea4d9dce1ff40b8e2c5194599a5d794

    SHA512

    5d8d856ac5d46f9350e5684dcc2b6a81a7fdbca20697a93dfb7371e70a483ce8032b8c52adb9784f82de4332d94fc67690db09e41882a108e27958510dd1ee35

  • C:\ProgramData\winmgr119.exe

    Filesize

    2.6MB

    MD5

    a71243be9553054fac5f398665a4c979

    SHA1

    12e3e8f68478c18ec4d9c90b9b2462c3ec2ca6c1

    SHA256

    eb3343562fa9852ba42271440cab52034d186f259893f571f2716171ed78348c

    SHA512

    1bd2f3e40cce3bea5523848a42efc689d1714b80c60889a596c5beb48ebb1f8a3cce2a7df4978c214cd05d2afdf623ada09203718f0211a0571438c194dfec6f

  • C:\Users\Admin\AppData\Local\Temp\tmpB1AC.tmp

    Filesize

    1KB

    MD5

    b0cc2e6f2d8036c9b5fef218736fa9c9

    SHA1

    64fd3017625979c95ba09d7cbea201010a82f73f

    SHA256

    997aceeb78143e057d4ea0ed699db3cc1c723f699b4532663b7b85c83baa5c50

    SHA512

    a1fe80b2971c4d1141a594f27eaea61500bf701cd1b8fbdb5ac2204a63c8ef862344f8c30f65ce769f0acf2b0718ed33a02744dd1a152c4a62a5318333d29b9b

  • C:\Users\Admin\AppData\Local\Temp\tmpB44D.tmp

    Filesize

    400B

    MD5

    de4e5ff058882957cf8a3b5f839a031f

    SHA1

    0b3d8279120fb5fa27efbd9eee89695aa040fc24

    SHA256

    ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49

    SHA512

    a6b0d557e9eec4e56630e5ba64495df318f4fd959fffbdcbf77831185b067906917c9117a0ecd6ac817c7860d5d831cce15820d715657d81e2d817d9fab9fb72

  • C:\Users\Admin\AppData\Local\Temp\tmpB4CB.tmp

    Filesize

    391B

    MD5

    3525ea58bba48993ea0d01b65ea71381

    SHA1

    1b917678fdd969e5ee5916e5899e7c75a979cf4d

    SHA256

    681bcee53cf679ac674e700136f9229b9184fe60ed6410dbd7a33d462ed13ae2

    SHA512

    5aad8dca43ec85882daf50c469bd04dcf0b62affc8bc605b3e289496a2679d4d548fea8bb0aea7080bbfbcdcab9d275fc6797b9c95b64f9f97ecf79583a83986

  • memory/1320-13-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/1320-22-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/1320-14-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/1320-15-0x0000000000400000-0x000000000048E000-memory.dmp

    Filesize

    568KB

  • memory/2324-40-0x0000000001980000-0x0000000001990000-memory.dmp

    Filesize

    64KB

  • memory/2324-9-0x0000000001980000-0x0000000001990000-memory.dmp

    Filesize

    64KB

  • memory/2324-8-0x0000000001300000-0x00000000013CA000-memory.dmp

    Filesize

    808KB

  • memory/3516-36-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3516-33-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3516-34-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/4412-29-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/4412-26-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/4412-27-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB

  • memory/4412-25-0x0000000000400000-0x0000000000491000-memory.dmp

    Filesize

    580KB