Analysis

  • max time kernel
    142s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2024 14:24

General

  • Target

    bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729.exe

  • Size

    1.8MB

  • MD5

    0f45cf13f5cb53f19189b406384dafe8

  • SHA1

    919ba539a8238659f05afc511a6f0a33c6c58a2a

  • SHA256

    bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729

  • SHA512

    31502bc5c595adbe0570aa48b005716da6ae0ccc88b407197c9543313cd7f5bc99bace24bb62bb6b4b6a0898c9d8dab746e31ed164e3495cf4e0b8645e5ee043

  • SSDEEP

    24576:QSu8Nu9ZCvwxhSYYTvG7DzBzSkQ4YAEZaxGyjpN4RlpDBC7lRCcouvxcufoTGuwd:87okhSYYGfhSliGIpkp+jXlVCRlM

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Extracted

Family

lumma

C2

https://founpiuer.store/api

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Amadey family
  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 12 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Identifies Wine through registry keys 2 TTPs 6 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729.exe
    "C:\Users\Admin\AppData\Local\Temp\bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3812
    • C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
      "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3652
      • C:\Users\Admin\AppData\Local\Temp\1002211001\713a05817c.exe
        "C:\Users\Admin\AppData\Local\Temp\1002211001\713a05817c.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2180
      • C:\Users\Admin\AppData\Local\Temp\1002212001\0fc5888fa9.exe
        "C:\Users\Admin\AppData\Local\Temp\1002212001\0fc5888fa9.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4428
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4428 -s 1472
          4⤵
          • Program crash
          PID:4904
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4428 -s 1488
          4⤵
          • Program crash
          PID:4716
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4428 -ip 4428
    1⤵
      PID:3136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4428 -ip 4428
      1⤵
        PID:3880
      • C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
        C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:1872
      • C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
        C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:4468

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\1002211001\713a05817c.exe

        Filesize

        2.0MB

        MD5

        2f8c72218bc8d19062c1bcfc28aac96c

        SHA1

        ca163d6116edab9f45704e91635bf350a6fcf349

        SHA256

        b61e6a903e387ec816cd46b72d7224caec4eac2c9837562b25e6df64a5b1c76e

        SHA512

        2408bbf4473204b765bf860daec4ff47fb4ca34ad57559acf05ae69490564920a00a01d64899bb0eda4903442610a950bcba4105d7459a9108ca4607f71133b3

      • C:\Users\Admin\AppData\Local\Temp\1002212001\0fc5888fa9.exe

        Filesize

        3.1MB

        MD5

        4cd9e71dbd4fe83c9e2646791c93089a

        SHA1

        2107a9bc99dfc0d1fac036c9e59a786626dae7d1

        SHA256

        92266e2506dbada2a9f94aa22c9b7b03b37771e97c58105f624748978827853e

        SHA512

        2075c454015fa707a58f4c1a5645b6223a4c08cbaa8e9aeba79a26a050a6ab1a0f64ce4ff30c691cf31f6389dba49e1d206c5042dbc7fbb63dda0945dcab870e

      • C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe

        Filesize

        1.8MB

        MD5

        0f45cf13f5cb53f19189b406384dafe8

        SHA1

        919ba539a8238659f05afc511a6f0a33c6c58a2a

        SHA256

        bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729

        SHA512

        31502bc5c595adbe0570aa48b005716da6ae0ccc88b407197c9543313cd7f5bc99bace24bb62bb6b4b6a0898c9d8dab746e31ed164e3495cf4e0b8645e5ee043

      • memory/1872-69-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/1872-67-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/2180-40-0x0000000000A50000-0x000000000115D000-memory.dmp

        Filesize

        7.1MB

      • memory/2180-39-0x0000000000A50000-0x000000000115D000-memory.dmp

        Filesize

        7.1MB

      • memory/2180-38-0x0000000000A51000-0x0000000000AB9000-memory.dmp

        Filesize

        416KB

      • memory/2180-37-0x0000000000A50000-0x000000000115D000-memory.dmp

        Filesize

        7.1MB

      • memory/3652-20-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-64-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-81-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-19-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-18-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-80-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-79-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-41-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-42-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-43-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-78-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-75-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-60-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-74-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-63-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-21-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-65-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-73-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-72-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-70-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3652-71-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB

      • memory/3812-1-0x00000000772A4000-0x00000000772A6000-memory.dmp

        Filesize

        8KB

      • memory/3812-2-0x0000000000171000-0x000000000019F000-memory.dmp

        Filesize

        184KB

      • memory/3812-3-0x0000000000170000-0x0000000000630000-memory.dmp

        Filesize

        4.8MB

      • memory/3812-4-0x0000000000170000-0x0000000000630000-memory.dmp

        Filesize

        4.8MB

      • memory/3812-17-0x0000000000170000-0x0000000000630000-memory.dmp

        Filesize

        4.8MB

      • memory/3812-0-0x0000000000170000-0x0000000000630000-memory.dmp

        Filesize

        4.8MB

      • memory/4428-62-0x0000000000220000-0x0000000000535000-memory.dmp

        Filesize

        3.1MB

      • memory/4428-59-0x0000000000220000-0x0000000000535000-memory.dmp

        Filesize

        3.1MB

      • memory/4468-77-0x0000000000090000-0x0000000000550000-memory.dmp

        Filesize

        4.8MB