Analysis

  • max time kernel
    116s
  • max time network
    88s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 21:35

General

  • Target

    a331e0bf9d3f7ac97b84e9a6da6f51b53182b5786115a329367fb7c1fe68430dN.exe

  • Size

    2.6MB

  • MD5

    ee7ac89311453591a6bf8b88afa2fc40

  • SHA1

    ff61b4f6e932a8924b227f062ecfd013703a3751

  • SHA256

    a331e0bf9d3f7ac97b84e9a6da6f51b53182b5786115a329367fb7c1fe68430d

  • SHA512

    e81fb4dafd9967ec280e58e16ec5dacf1c7e4db2f41dceac25308131125bf11f6b92cba9b073196fcf1990697de1e9535ceffd4538092d8c78760a336f48ef5e

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eS:ObCjPKNqQEfsw43qtmVfq45

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.me.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RICHARD205lord

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 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 3 TTPs

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

  • 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
  • UPX packed file 8 IoCs

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

  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 4 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 27 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • NTFS ADS 4 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 20 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 58 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\a331e0bf9d3f7ac97b84e9a6da6f51b53182b5786115a329367fb7c1fe68430dN.exe
    "C:\Users\Admin\AppData\Local\Temp\a331e0bf9d3f7ac97b84e9a6da6f51b53182b5786115a329367fb7c1fe68430dN.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Subvert Trust Controls: Mark-of-the-Web Bypass
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      C:\ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2040
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
        0
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2564
        • 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\tmp141D.tmp"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2848
        • 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\tmp14BA.tmp"
          4⤵
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2212
        • 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\tmp28A0.tmp"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2828
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1944
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2348
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2700
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:688
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3016
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1928
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2452
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2100
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1780
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1036
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2084
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3064
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:880
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2480
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2152
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2988
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2960
      • 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⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2744
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {08F779B5-5292-47AD-BF4D-3EDFCE4A7420} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\ProgramData\winmgr119.exe
      C:\ProgramData\winmgr119.exe
      2⤵
      • Executes dropped EXE
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      PID:2552
    • C:\ProgramData\winmgr119.exe
      C:\ProgramData\winmgr119.exe
      2⤵
      • Executes dropped EXE
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious behavior: EnumeratesProcesses
      PID:2408

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\khaxFMfI\2c945db753d341ef9b0f02d75d493749

          Filesize

          8B

          MD5

          2e90ac17586fe79b2ec261c5f327ea96

          SHA1

          1236e35273892f0f709c52bd510b723247cbdd86

          SHA256

          a8e06d8d683268d05a3cc77c5ed50a476d09e8a46aeddb2b777ab20bc8df6941

          SHA512

          1be90284099d4edfe633682332f3118580b469b995ca405a21d07ca45d3e2e206d9d18e7d3dcad7b64b45e190dc69ac56fe0af02d2c89f47575569c525432039

        • C:\ProgramData\winmgr119.exe

          Filesize

          2.6MB

          MD5

          f0cd0f07418764d25d1bc1cf3f918135

          SHA1

          ae802b194d7f4e89e4056483d6771483b8d0641b

          SHA256

          631720638458e7798c5f8b1d326fb6c3aef56bedbddbac0e2f53abad18723938

          SHA512

          5f782ef50d1de519945f93d195d5432b85a3b9cd161b611defda2a81890f57a9923ba709a9b0d430410d4023192404453c2e4d633202346a7564e6f2d7ed8ce6

        • C:\Users\Admin\AppData\Local\Temp\Cab22A2.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\Tar2312.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • C:\Users\Admin\AppData\Local\Temp\tmp141D.tmp

          Filesize

          399B

          MD5

          e4bf4f7accc657622fe419c0d62419ab

          SHA1

          c2856936dd3de05bad0da5ca94d6b521e40ab5a2

          SHA256

          b32fa68b79c5a7ceaa89e8e537efe33a963c499666202611329944bd2c09318e

          SHA512

          85dc223e39a16ddeba53a4b3d6c9eff14d30ec67dfda1e650da2c9057f640edd033a31868915a31caac0d325d240a7f634f62cd52fbd2adc68bd1d9cb6281431

        • C:\Users\Admin\AppData\Local\Temp\tmp14BA.tmp

          Filesize

          400B

          MD5

          de4e5ff058882957cf8a3b5f839a031f

          SHA1

          0b3d8279120fb5fa27efbd9eee89695aa040fc24

          SHA256

          ef54f46b9f1e342fc12e035ae94f57c61ea4e8be4e116f0a1c6f86310f400f49

          SHA512

          a6b0d557e9eec4e56630e5ba64495df318f4fd959fffbdcbf77831185b067906917c9117a0ecd6ac817c7860d5d831cce15820d715657d81e2d817d9fab9fb72

        • C:\Users\Admin\AppData\Local\Temp\tmp28A0.tmp

          Filesize

          391B

          MD5

          3525ea58bba48993ea0d01b65ea71381

          SHA1

          1b917678fdd969e5ee5916e5899e7c75a979cf4d

          SHA256

          681bcee53cf679ac674e700136f9229b9184fe60ed6410dbd7a33d462ed13ae2

          SHA512

          5aad8dca43ec85882daf50c469bd04dcf0b62affc8bc605b3e289496a2679d4d548fea8bb0aea7080bbfbcdcab9d275fc6797b9c95b64f9f97ecf79583a83986

        • \ProgramData\jhdfkldfhndfkjdfnbfklfnf.exe

          Filesize

          2.6MB

          MD5

          56b527b620744a93b17ade105883521c

          SHA1

          294bf81454b47b1a920a6d56b4761880502a4851

          SHA256

          816167f855d7a6642b922f2a6e1e92d8726ede88377f967abed8608c28118e4b

          SHA512

          c1ff00594954f90c8e0511cd53ae08d9774a14c1cb2afa5e71f1cb5d4a9c0259b4a246cf0990e43279c6c34a0f7b248d42ed7b473a6cb0d93ffbbf9fe4d9030f

        • memory/1720-77-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/1720-78-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/1720-80-0x0000000000400000-0x000000000043C000-memory.dmp

          Filesize

          240KB

        • memory/2212-72-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/2212-36-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/2212-34-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/2212-35-0x0000000000400000-0x0000000000491000-memory.dmp

          Filesize

          580KB

        • memory/2564-15-0x0000000000170000-0x000000000023A000-memory.dmp

          Filesize

          808KB

        • memory/2564-18-0x00000000741E2000-0x00000000741E4000-memory.dmp

          Filesize

          8KB

        • memory/2564-74-0x00000000741E2000-0x00000000741E4000-memory.dmp

          Filesize

          8KB

        • memory/2564-17-0x0000000000170000-0x000000000023A000-memory.dmp

          Filesize

          808KB

        • memory/2564-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2564-13-0x0000000000170000-0x000000000023A000-memory.dmp

          Filesize

          808KB

        • memory/2564-10-0x0000000000170000-0x000000000023A000-memory.dmp

          Filesize

          808KB

        • memory/2848-31-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/2848-23-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/2848-24-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB

        • memory/2848-22-0x0000000000400000-0x000000000048E000-memory.dmp

          Filesize

          568KB