Analysis

  • max time kernel
    144s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23-05-2024 01:34

General

  • Target

    69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe

  • Size

    1.7MB

  • MD5

    dba239f15fb705f6090d500606545c3b

  • SHA1

    971fe42bcd4fbb4a0449fc8db867e21f4a1bdf1a

  • SHA256

    69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3

  • SHA512

    15b7461ce4b876329527845a2d24ff18fa712f3e71a1c8ae0ab4fe51047ae91eddf24e9548162431f8d93de361af6e9bdd1cf48dd18decca983999df45086c26

  • SSDEEP

    49152:PywE/WUJ9ZCxk/oN396Co6J+9a6o1yYmohV:Pq/l9PoNNU609HoP

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes
  • install_dir

    908f070dff

  • install_file

    explorku.exe

  • strings_key

    b25a9385246248a95c600f9a061438e1

  • url_paths

    /go34ko8/index.php

rc4.plain

Signatures

  • Amadey

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Themida packer 49 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe
    "C:\Users\Admin\AppData\Local\Temp\69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
      "C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      PID:4656
  • C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
    C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Checks whether UAC is enabled
    PID:3880
  • C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
    C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Checks whether UAC is enabled
    PID:1712
  • C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
    C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Checks whether UAC is enabled
    PID:3872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe

    Filesize

    1.7MB

    MD5

    dba239f15fb705f6090d500606545c3b

    SHA1

    971fe42bcd4fbb4a0449fc8db867e21f4a1bdf1a

    SHA256

    69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3

    SHA512

    15b7461ce4b876329527845a2d24ff18fa712f3e71a1c8ae0ab4fe51047ae91eddf24e9548162431f8d93de361af6e9bdd1cf48dd18decca983999df45086c26

  • memory/1712-61-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-53-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-54-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-58-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-59-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-57-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-55-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-52-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/1712-56-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-4-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-21-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-1-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-2-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-5-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-3-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-0-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-7-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-6-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/2312-8-0x00000000001F0000-0x0000000000744000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-74-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-70-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-71-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-75-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-73-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-77-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-72-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-69-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3872-76-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-42-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-44-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-34-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-38-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-37-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-39-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-40-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-41-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-35-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/3880-36-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-31-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-30-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-23-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-26-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-27-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-28-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-25-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-29-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-24-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB

  • memory/4656-22-0x0000000000330000-0x0000000000884000-memory.dmp

    Filesize

    5.3MB