Analysis

  • max time kernel
    122s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2024 14:41

General

  • Target

    PYMT SOA SUCCESSFUL AVIS CREDIT 15012024.exe

  • Size

    466KB

  • MD5

    a8150b18d720735f40db9710dd3399c7

  • SHA1

    b98e31edd9bcaa6e88b8471805fd89f900f6687d

  • SHA256

    648a3005b5a4ff2aecc834667780d073efd5d540d4b8f65963ce761f4278b334

  • SHA512

    c31afeeaaad30f0fd9e01faf5fd2aac22385159710bf21234bcc3d00c1905bd15d360af7e9c3d6b9abf58d852bd2545b6258ac129de7ef9dc14feabf08096093

  • SSDEEP

    12288:thuORLdwrS4E4q9at05kZQ+uwypDxfXikgqKeS3Hig:thnR6E4Fq5g7XYDlykgeaHig

Malware Config

Signatures

  • Azorult

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 5 IoCs
  • 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
  • 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 NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PYMT SOA SUCCESSFUL AVIS CREDIT 15012024.exe
    "C:\Users\Admin\AppData\Local\Temp\PYMT SOA SUCCESSFUL AVIS CREDIT 15012024.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Users\Admin\AppData\Local\Temp\PYMT SOA SUCCESSFUL AVIS CREDIT 15012024.exe
      "C:\Users\Admin\AppData\Local\Temp\PYMT SOA SUCCESSFUL AVIS CREDIT 15012024.exe"
      2⤵
      • Checks computer location settings
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:4976
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "PYMT SOA SUCCESSFUL AVIS CREDIT 15012024.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3280
        • C:\Windows\SysWOW64\timeout.exe
          C:\Windows\system32\timeout.exe 3
          4⤵
          • Delays execution with timeout.exe
          PID:2700
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:692
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3272

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\96C9D32F\mozglue.dll

      Filesize

      135KB

      MD5

      9e682f1eb98a9d41468fc3e50f907635

      SHA1

      85e0ceca36f657ddf6547aa0744f0855a27527ee

      SHA256

      830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

      SHA512

      230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

    • C:\Users\Admin\AppData\Local\Temp\96C9D32F\msvcp140.dll

      Filesize

      429KB

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • C:\Users\Admin\AppData\Local\Temp\96C9D32F\nss3.dll

      Filesize

      1.2MB

      MD5

      556ea09421a0f74d31c4c0a89a70dc23

      SHA1

      f739ba9b548ee64b13eb434a3130406d23f836e3

      SHA256

      f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

      SHA512

      2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

    • C:\Users\Admin\AppData\Local\Temp\96C9D32F\vcruntime140.dll

      Filesize

      81KB

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • C:\Users\Admin\AppData\Local\Temp\nsx5A94.tmp\System.dll

      Filesize

      11KB

      MD5

      3f176d1ee13b0d7d6bd92e1c7a0b9bae

      SHA1

      fe582246792774c2c9dd15639ffa0aca90d6fd0b

      SHA256

      fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

      SHA512

      0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

    • memory/3076-14-0x0000000076E61000-0x0000000076F81000-memory.dmp

      Filesize

      1.1MB

    • memory/3076-15-0x0000000010000000-0x0000000010006000-memory.dmp

      Filesize

      24KB

    • memory/3272-164-0x00000216211F0000-0x00000216211F1000-memory.dmp

      Filesize

      4KB

    • memory/3272-146-0x0000021618E50000-0x0000021618E60000-memory.dmp

      Filesize

      64KB

    • memory/3272-166-0x0000021621300000-0x0000021621301000-memory.dmp

      Filesize

      4KB

    • memory/3272-165-0x00000216211F0000-0x00000216211F1000-memory.dmp

      Filesize

      4KB

    • memory/3272-162-0x00000216211C0000-0x00000216211C1000-memory.dmp

      Filesize

      4KB

    • memory/3272-130-0x0000021618D50000-0x0000021618D60000-memory.dmp

      Filesize

      64KB

    • memory/4976-20-0x0000000072860000-0x0000000073AB4000-memory.dmp

      Filesize

      18.3MB

    • memory/4976-19-0x0000000000060000-0x0000000000087000-memory.dmp

      Filesize

      156KB

    • memory/4976-18-0x0000000072860000-0x0000000073AB4000-memory.dmp

      Filesize

      18.3MB

    • memory/4976-17-0x0000000076F05000-0x0000000076F06000-memory.dmp

      Filesize

      4KB

    • memory/4976-128-0x0000000072860000-0x0000000073AB4000-memory.dmp

      Filesize

      18.3MB

    • memory/4976-129-0x0000000076E61000-0x0000000076F81000-memory.dmp

      Filesize

      1.1MB

    • memory/4976-16-0x0000000076EE8000-0x0000000076EE9000-memory.dmp

      Filesize

      4KB