Analysis

  • max time kernel
    96s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-01-2025 01:41

General

  • Target

    Purchase order_ invoice confirmation.exe

  • Size

    625KB

  • MD5

    888b78f962190563e7697b616f873764

  • SHA1

    ee24327900875f0d35b2e11144d36e4ee1a91fdc

  • SHA256

    0e2ba1030dfacd7a4a43a79fde62312c2ce9bd18b0c37207099fc7271b99a1d8

  • SHA512

    3b91672b2ea54e6fd72e568879daebb2b7192a3598614fae009f452a03ebaf9b8d08ede76a69133af0bfdd8e7d0ee7b18d988965d1063846f9253ba4902420bd

  • SSDEEP

    12288:4kiCPnAdfah9q6RNxBQBcmBbiZbIvlZx:4ifAdfah9qgBQcwiUf

Malware Config

Extracted

Family

azorult

C2

https://b0l.ae/fra/az/index.php

Signatures

  • Azorult

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

  • Azorult family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 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 5 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.

  • Runs ping.exe 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase order_ invoice confirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase order_ invoice confirmation.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 10 > nul && REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "App" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:4572
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 10
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4324
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "App" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe"
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3092
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 13 > nul && copy "C:\Users\Admin\AppData\Local\Temp\Purchase order_ invoice confirmation.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe" && ping 127.0.0.1 -n 13 > nul && "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:3524
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 13
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:1652
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 13
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:460
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1784
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          4⤵
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • outlook_office_path
          • outlook_win_path
          PID:1308

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

    429KB

    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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

    Filesize

    1.2MB

    MD5

    556ea09421a0f74d31c4c0a89a70dc23

    SHA1

    f739ba9b548ee64b13eb434a3130406d23f836e3

    SHA256

    f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

    SHA512

    2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

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

    Filesize

    81KB

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\App.exe

    Filesize

    625KB

    MD5

    888b78f962190563e7697b616f873764

    SHA1

    ee24327900875f0d35b2e11144d36e4ee1a91fdc

    SHA256

    0e2ba1030dfacd7a4a43a79fde62312c2ce9bd18b0c37207099fc7271b99a1d8

    SHA512

    3b91672b2ea54e6fd72e568879daebb2b7192a3598614fae009f452a03ebaf9b8d08ede76a69133af0bfdd8e7d0ee7b18d988965d1063846f9253ba4902420bd

  • memory/1308-27-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1308-25-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1784-23-0x00000000751F0000-0x00000000759A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1784-20-0x00000000751F0000-0x00000000759A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1784-28-0x00000000751F0000-0x00000000759A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1784-24-0x00000000751F0000-0x00000000759A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1784-22-0x00000000079F0000-0x00000000079F6000-memory.dmp

    Filesize

    24KB

  • memory/1784-21-0x0000000007460000-0x000000000747A000-memory.dmp

    Filesize

    104KB

  • memory/1784-18-0x00000000751F0000-0x00000000759A0000-memory.dmp

    Filesize

    7.7MB

  • memory/1784-19-0x00000000053A0000-0x00000000056F4000-memory.dmp

    Filesize

    3.3MB

  • memory/2388-7-0x0000000005630000-0x0000000005672000-memory.dmp

    Filesize

    264KB

  • memory/2388-8-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2388-12-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2388-0-0x000000007522E000-0x000000007522F000-memory.dmp

    Filesize

    4KB

  • memory/2388-10-0x0000000075220000-0x00000000759D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2388-6-0x0000000005090000-0x00000000050B2000-memory.dmp

    Filesize

    136KB

  • memory/2388-5-0x0000000005520000-0x00000000055B2000-memory.dmp

    Filesize

    584KB

  • memory/2388-9-0x0000000005920000-0x000000000592A000-memory.dmp

    Filesize

    40KB

  • memory/2388-4-0x0000000005AD0000-0x0000000006074000-memory.dmp

    Filesize

    5.6MB

  • memory/2388-3-0x0000000005480000-0x000000000551C000-memory.dmp

    Filesize

    624KB

  • memory/2388-2-0x0000000005120000-0x0000000005474000-memory.dmp

    Filesize

    3.3MB

  • memory/2388-1-0x0000000000610000-0x00000000006B2000-memory.dmp

    Filesize

    648KB