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Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 10:53

General

  • Target

    bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe

  • Size

    195KB

  • MD5

    0089e341efa862f22d3af9894d1c5448

  • SHA1

    4d55c851eccec68786c88b064bcf35c1233393f3

  • SHA256

    bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8

  • SHA512

    ea2c3b6cd6759b11017c58f7948d04fbafc96474190ca2162ff2486dddcd4fc83074ffd055a3367bb783475787cecb6401248344eb0cec787ef7b5dd7fb96ad4

  • SSDEEP

    3072:oiwqHidIcWy4F1qiYD56979Z9+p7NVMsvKi1EcUWAQ+iULWafUvjfH:OqCd7WrYQ979ZItNWJi1EccnbsLH

Malware Config

Signatures

  • Azorult

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • outlook_office_path
      • outlook_win_path
      PID:3240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CDA027FF\mozglue.dll

    Filesize

    135KB

    MD5

    9e682f1eb98a9d41468fc3e50f907635

    SHA1

    85e0ceca36f657ddf6547aa0744f0855a27527ee

    SHA256

    830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

    SHA512

    230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

  • C:\Users\Admin\AppData\Local\Temp\CDA027FF\msvcp140.dll

    Filesize

    429KB

    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • C:\Users\Admin\AppData\Local\Temp\CDA027FF\nss3.dll

    Filesize

    1.2MB

    MD5

    556ea09421a0f74d31c4c0a89a70dc23

    SHA1

    f739ba9b548ee64b13eb434a3130406d23f836e3

    SHA256

    f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

    SHA512

    2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

  • C:\Users\Admin\AppData\Local\Temp\CDA027FF\vcruntime140.dll

    Filesize

    81KB

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • memory/5056-13-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-5-0x00000000062B0000-0x0000000006342000-memory.dmp

    Filesize

    584KB

  • memory/5056-6-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-11-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-9-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-39-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-35-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-49-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-47-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-45-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-43-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-29-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-27-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-41-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-37-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-33-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-31-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-19-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-17-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-15-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-23-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

    Filesize

    4KB

  • memory/5056-25-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-21-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-7-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-57-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-55-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-69-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-63-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-61-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-59-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-67-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-65-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-53-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-51-0x0000000005FA0000-0x00000000061C3000-memory.dmp

    Filesize

    2.1MB

  • memory/5056-4892-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-4893-0x00000000058F0000-0x0000000005956000-memory.dmp

    Filesize

    408KB

  • memory/5056-4894-0x0000000005C20000-0x0000000005C6C000-memory.dmp

    Filesize

    304KB

  • memory/5056-4895-0x0000000005C90000-0x0000000005CE4000-memory.dmp

    Filesize

    336KB

  • memory/5056-4911-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-4-0x0000000006780000-0x0000000006D24000-memory.dmp

    Filesize

    5.6MB

  • memory/5056-3-0x0000000005FA0000-0x00000000061CA000-memory.dmp

    Filesize

    2.2MB

  • memory/5056-2-0x00000000743D0000-0x0000000074B80000-memory.dmp

    Filesize

    7.7MB

  • memory/5056-1-0x00000000005D0000-0x0000000000602000-memory.dmp

    Filesize

    200KB