Analysis

  • max time kernel
    138s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-08-2024 02:31

General

  • Target

    f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe

  • Size

    599KB

  • MD5

    91c83bbe4f93fb0c7c984e2b401d7c56

  • SHA1

    c3391ae97f5ea3a80240c8f53288d901f3aafb7d

  • SHA256

    f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588

  • SHA512

    0f0b5bd375d26c4c93ea0876f94971239a4a3a085afea964e5628e74a171308f3dae14b68955ad6d887c2b37923a17da1e4f1ef86ff1e979c770d12eba84b710

  • SSDEEP

    12288:K2iNCE8x/1MdtinAGqfxnoN1PpuQf6V+54oY8vIGc2ykR:K10/y/rupuo9YcxB

Malware Config

Extracted

Family

azorult

C2

http://l0h5.shop/CM341/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 4 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 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 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe
    "C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4284
    • C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe
      "C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe"
      2⤵
        PID:3204
      • C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe
        "C:\Users\Admin\AppData\Local\Temp\f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe"
        2⤵
        • Checks computer location settings
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:644
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "f733dd11b0014eb70886ce45cdba2c70a49ddb86325678d95b6f0970b3277588.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2652
          • C:\Windows\SysWOW64\timeout.exe
            C:\Windows\system32\timeout.exe 3
            4⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:3516
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4332,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=3884 /prefetch:8
      1⤵
        PID:3156

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\34DE23EC\mozglue.dll

        Filesize

        135KB

        MD5

        9e682f1eb98a9d41468fc3e50f907635

        SHA1

        85e0ceca36f657ddf6547aa0744f0855a27527ee

        SHA256

        830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

        SHA512

        230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

      • C:\Users\Admin\AppData\Local\Temp\34DE23EC\msvcp140.dll

        Filesize

        429KB

        MD5

        109f0f02fd37c84bfc7508d4227d7ed5

        SHA1

        ef7420141bb15ac334d3964082361a460bfdb975

        SHA256

        334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

        SHA512

        46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

      • C:\Users\Admin\AppData\Local\Temp\34DE23EC\nss3.dll

        Filesize

        1.2MB

        MD5

        556ea09421a0f74d31c4c0a89a70dc23

        SHA1

        f739ba9b548ee64b13eb434a3130406d23f836e3

        SHA256

        f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

        SHA512

        2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

      • C:\Users\Admin\AppData\Local\Temp\34DE23EC\vcruntime140.dll

        Filesize

        81KB

        MD5

        7587bf9cb4147022cd5681b015183046

        SHA1

        f2106306a8f6f0da5afb7fc765cfa0757ad5a628

        SHA256

        c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

        SHA512

        0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_j4xt0405.5c0.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/644-12-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/644-14-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/644-171-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/644-122-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/644-16-0x0000000000400000-0x0000000000420000-memory.dmp

        Filesize

        128KB

      • memory/1732-8-0x0000000074600000-0x0000000074DB0000-memory.dmp

        Filesize

        7.7MB

      • memory/1732-4-0x0000000005300000-0x000000000530A000-memory.dmp

        Filesize

        40KB

      • memory/1732-0-0x000000007460E000-0x000000007460F000-memory.dmp

        Filesize

        4KB

      • memory/1732-10-0x00000000083E0000-0x0000000008444000-memory.dmp

        Filesize

        400KB

      • memory/1732-9-0x0000000005570000-0x0000000005580000-memory.dmp

        Filesize

        64KB

      • memory/1732-7-0x000000007460E000-0x000000007460F000-memory.dmp

        Filesize

        4KB

      • memory/1732-19-0x0000000074600000-0x0000000074DB0000-memory.dmp

        Filesize

        7.7MB

      • memory/1732-1-0x00000000007D0000-0x0000000000868000-memory.dmp

        Filesize

        608KB

      • memory/1732-2-0x00000000058E0000-0x0000000005E84000-memory.dmp

        Filesize

        5.6MB

      • memory/1732-3-0x0000000005240000-0x00000000052D2000-memory.dmp

        Filesize

        584KB

      • memory/1732-11-0x0000000008310000-0x00000000083AC000-memory.dmp

        Filesize

        624KB

      • memory/1732-5-0x0000000074600000-0x0000000074DB0000-memory.dmp

        Filesize

        7.7MB

      • memory/1732-6-0x0000000005540000-0x000000000555A000-memory.dmp

        Filesize

        104KB

      • memory/4284-37-0x0000000005E60000-0x0000000005EAC000-memory.dmp

        Filesize

        304KB

      • memory/4284-55-0x0000000007100000-0x0000000007111000-memory.dmp

        Filesize

        68KB

      • memory/4284-36-0x0000000005BD0000-0x0000000005BEE000-memory.dmp

        Filesize

        120KB

      • memory/4284-24-0x0000000004C20000-0x0000000004C86000-memory.dmp

        Filesize

        408KB

      • memory/4284-22-0x0000000074600000-0x0000000074DB0000-memory.dmp

        Filesize

        7.7MB

      • memory/4284-20-0x0000000004D30000-0x0000000005358000-memory.dmp

        Filesize

        6.2MB

      • memory/4284-35-0x00000000056C0000-0x0000000005A14000-memory.dmp

        Filesize

        3.3MB

      • memory/4284-54-0x0000000007180000-0x0000000007216000-memory.dmp

        Filesize

        600KB

      • memory/4284-50-0x0000000006BB0000-0x0000000006C53000-memory.dmp

        Filesize

        652KB

      • memory/4284-51-0x0000000007550000-0x0000000007BCA000-memory.dmp

        Filesize

        6.5MB

      • memory/4284-52-0x0000000006F00000-0x0000000006F1A000-memory.dmp

        Filesize

        104KB

      • memory/4284-53-0x0000000006F70000-0x0000000006F7A000-memory.dmp

        Filesize

        40KB

      • memory/4284-49-0x0000000006190000-0x00000000061AE000-memory.dmp

        Filesize

        120KB

      • memory/4284-25-0x0000000004C90000-0x0000000004CF6000-memory.dmp

        Filesize

        408KB

      • memory/4284-23-0x0000000004B80000-0x0000000004BA2000-memory.dmp

        Filesize

        136KB

      • memory/4284-21-0x0000000074600000-0x0000000074DB0000-memory.dmp

        Filesize

        7.7MB

      • memory/4284-39-0x0000000071530000-0x000000007157C000-memory.dmp

        Filesize

        304KB

      • memory/4284-18-0x00000000045B0000-0x00000000045E6000-memory.dmp

        Filesize

        216KB

      • memory/4284-115-0x0000000007130000-0x000000000713E000-memory.dmp

        Filesize

        56KB

      • memory/4284-116-0x0000000007140000-0x0000000007154000-memory.dmp

        Filesize

        80KB

      • memory/4284-117-0x0000000007240000-0x000000000725A000-memory.dmp

        Filesize

        104KB

      • memory/4284-118-0x0000000007220000-0x0000000007228000-memory.dmp

        Filesize

        32KB

      • memory/4284-121-0x0000000074600000-0x0000000074DB0000-memory.dmp

        Filesize

        7.7MB

      • memory/4284-38-0x00000000061B0000-0x00000000061E2000-memory.dmp

        Filesize

        200KB

      • memory/4284-17-0x000000007460E000-0x000000007460F000-memory.dmp

        Filesize

        4KB