Analysis

  • max time kernel
    141s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2024 19:27

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.17580.exe

  • Size

    1.2MB

  • MD5

    3c870efbe2e2350a62697a545d491a30

  • SHA1

    5719ab24c8b5f26d7443d7eb7580c0661002697c

  • SHA256

    3a31af96c5d5bb68be19f9eeb3dc6c3dd09d9c51292f54b51cd6db0960c8a84a

  • SHA512

    7caf7662234055b01e91b5b045b579214f037c0ecf5265ee1425019f4795b7a808dc2a7502e9ef3950702b7815a5dd4b44403d9e86549673e0271bbe57f46e49

  • SSDEEP

    24576:zfsGRdrEAbm4zusGRdrEAbm4zbL3AfemsGRdrEAbm4zNYZg4pLw:DbdYAm4zubdYAm4z/3AXbdYAm4zNYZ1w

Malware Config

Extracted

Family

azorult

C2

https://5desconcertais.sa.com/cn/nem/index.php

Signatures

  • Azorult

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

  • Loads dropped DLL 4 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 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17580.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17580.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2588
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17580.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.17580.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • outlook_office_path
      • outlook_win_path
      PID:4176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2fda\mozglue.dll

    Filesize

    135KB

    MD5

    9e682f1eb98a9d41468fc3e50f907635

    SHA1

    85e0ceca36f657ddf6547aa0744f0855a27527ee

    SHA256

    830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

    SHA512

    230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

  • C:\Users\Admin\AppData\Local\Temp\2fda\msvcp140.dll

    Filesize

    373KB

    MD5

    d073258c9b867244f83f9f668ade0009

    SHA1

    1fc57869e3affb6fad68d032147071b3b7195a4e

    SHA256

    5e94be0cd4ce5db8913eab1e7e0f3eacda23eaf90ac40b5e852d8aac9587894e

    SHA512

    065c1e88a2058141761eabc90a5ec2455fa1f73dee43f56ab953740e3b8d3ff806d0dea3ad5b06792be9b1e8abf6c33491e36985a5a51badfe42aaa1804e6ff4

  • C:\Users\Admin\AppData\Local\Temp\2fda\nss3.dll

    Filesize

    594KB

    MD5

    910dc41a94071cc435d607880fb66684

    SHA1

    891669e94ee63e9cbfcd3911fedd385af109fadb

    SHA256

    5e038cf80cdc2fc10bdb78ea7944cf1928e3ca8bd72bc442c47071613f9a716f

    SHA512

    92efebe63cc7fda491fbba7ee7f2c685db6c4235eb4c53562b979b0f7b54c46fca53fbe57ffe4c99f844778e6ecc06056372a34da19c8f89a8fbe6c05995f14d

  • C:\Users\Admin\AppData\Local\Temp\2fda\vcruntime140.dll

    Filesize

    81KB

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • memory/2588-3-0x0000000000D00000-0x0000000000D01000-memory.dmp

    Filesize

    4KB

  • memory/2588-4-0x0000000002410000-0x0000000002418000-memory.dmp

    Filesize

    32KB

  • memory/2588-2-0x0000000077782000-0x0000000077783000-memory.dmp

    Filesize

    4KB

  • memory/2588-10-0x0000000002410000-0x0000000002418000-memory.dmp

    Filesize

    32KB

  • memory/4176-5-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/4176-9-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/4176-12-0x00000000006A0000-0x00000000006A1000-memory.dmp

    Filesize

    4KB

  • memory/4176-11-0x0000000077782000-0x0000000077783000-memory.dmp

    Filesize

    4KB

  • memory/4176-7-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/4176-135-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/4176-137-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB