Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-08-2024 05:49

General

  • Target

    FedEx Shipping Document.scr.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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FedEx Shipping Document.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\FedEx Shipping Document.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1568
    • 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\FedEx Shipping Document.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3336
    • C:\Users\Admin\AppData\Local\Temp\FedEx Shipping Document.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\FedEx Shipping Document.scr.exe"
      2⤵
      • Checks computer location settings
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:3208
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "FedEx Shipping Document.scr.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:4792
        • C:\Windows\SysWOW64\timeout.exe
          C:\Windows\system32\timeout.exe 3
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:5108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\A17245F9\mozglue.dll

    Filesize

    135KB

    MD5

    9e682f1eb98a9d41468fc3e50f907635

    SHA1

    85e0ceca36f657ddf6547aa0744f0855a27527ee

    SHA256

    830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

    SHA512

    230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

  • C:\Users\Admin\AppData\Local\Temp\A17245F9\msvcp140.dll

    Filesize

    429KB

    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • C:\Users\Admin\AppData\Local\Temp\A17245F9\nss3.dll

    Filesize

    1.2MB

    MD5

    556ea09421a0f74d31c4c0a89a70dc23

    SHA1

    f739ba9b548ee64b13eb434a3130406d23f836e3

    SHA256

    f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

    SHA512

    2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

  • C:\Users\Admin\AppData\Local\Temp\A17245F9\vcruntime140.dll

    Filesize

    81KB

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pxlmvx11.xhi.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1568-10-0x0000000005440000-0x00000000054A4000-memory.dmp

    Filesize

    400KB

  • memory/1568-5-0x0000000005070000-0x000000000507A000-memory.dmp

    Filesize

    40KB

  • memory/1568-7-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/1568-8-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/1568-9-0x00000000053D0000-0x00000000053E0000-memory.dmp

    Filesize

    64KB

  • memory/1568-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

    Filesize

    4KB

  • memory/1568-11-0x0000000008090000-0x000000000812C000-memory.dmp

    Filesize

    624KB

  • memory/1568-1-0x0000000000530000-0x00000000005C8000-memory.dmp

    Filesize

    608KB

  • memory/1568-2-0x00000000054C0000-0x0000000005A64000-memory.dmp

    Filesize

    5.6MB

  • memory/1568-3-0x0000000004FB0000-0x0000000005042000-memory.dmp

    Filesize

    584KB

  • memory/1568-17-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/1568-4-0x00000000744D0000-0x0000000074C80000-memory.dmp

    Filesize

    7.7MB

  • memory/1568-6-0x00000000053A0000-0x00000000053BA000-memory.dmp

    Filesize

    104KB

  • memory/3208-122-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3208-171-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3208-15-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3208-14-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3208-12-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/3336-26-0x00000000057E0000-0x0000000005B34000-memory.dmp

    Filesize

    3.3MB

  • memory/3336-55-0x0000000007460000-0x0000000007471000-memory.dmp

    Filesize

    68KB

  • memory/3336-25-0x0000000005070000-0x00000000050D6000-memory.dmp

    Filesize

    408KB

  • memory/3336-36-0x0000000005F30000-0x0000000005F4E000-memory.dmp

    Filesize

    120KB

  • memory/3336-37-0x0000000006060000-0x00000000060AC000-memory.dmp

    Filesize

    304KB

  • memory/3336-38-0x0000000006ED0000-0x0000000006F02000-memory.dmp

    Filesize

    200KB

  • memory/3336-39-0x0000000070CD0000-0x0000000070D1C000-memory.dmp

    Filesize

    304KB

  • memory/3336-49-0x0000000006E90000-0x0000000006EAE000-memory.dmp

    Filesize

    120KB

  • memory/3336-50-0x0000000006F10000-0x0000000006FB3000-memory.dmp

    Filesize

    652KB

  • memory/3336-51-0x00000000078A0000-0x0000000007F1A000-memory.dmp

    Filesize

    6.5MB

  • memory/3336-52-0x0000000007260000-0x000000000727A000-memory.dmp

    Filesize

    104KB

  • memory/3336-53-0x00000000072D0000-0x00000000072DA000-memory.dmp

    Filesize

    40KB

  • memory/3336-54-0x00000000074E0000-0x0000000007576000-memory.dmp

    Filesize

    600KB

  • memory/3336-24-0x0000000005000000-0x0000000005066000-memory.dmp

    Filesize

    408KB

  • memory/3336-56-0x0000000007490000-0x000000000749E000-memory.dmp

    Filesize

    56KB

  • memory/3336-57-0x00000000074A0000-0x00000000074B4000-memory.dmp

    Filesize

    80KB

  • memory/3336-58-0x00000000075A0000-0x00000000075BA000-memory.dmp

    Filesize

    104KB

  • memory/3336-59-0x0000000007580000-0x0000000007588000-memory.dmp

    Filesize

    32KB

  • memory/3336-23-0x0000000004E60000-0x0000000004E82000-memory.dmp

    Filesize

    136KB

  • memory/3336-21-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/3336-22-0x00000000051B0000-0x00000000057D8000-memory.dmp

    Filesize

    6.2MB

  • memory/3336-19-0x0000000002610000-0x0000000002646000-memory.dmp

    Filesize

    216KB

  • memory/3336-121-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/3336-20-0x0000000074570000-0x0000000074D20000-memory.dmp

    Filesize

    7.7MB

  • memory/3336-18-0x000000007457E000-0x000000007457F000-memory.dmp

    Filesize

    4KB