Analysis

  • max time kernel
    143s
  • 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 06:34

General

  • Target

    2fab011378c2afbf4ece666058049c2bffcde77dddf420f661599d2b7613465a.exe

  • Size

    1.6MB

  • MD5

    6e7509886f8664d045b09398f1e4b2be

  • SHA1

    2b93a153ba5d452ebbb717015f9cc1512b1dba84

  • SHA256

    2fab011378c2afbf4ece666058049c2bffcde77dddf420f661599d2b7613465a

  • SHA512

    613b06828fe6f8e0a0326725998936b2d463a2f151ee8ba33e45722c7ecb3fec00f5dda01cf08dd91ce4c3c6755e474cb3cb75e7b53be727249c19be326de2d9

  • SSDEEP

    49152:lK85HlR16qS4w8VJzJtXgdLd+Gd7cYTEA:b16lZULlYTEA

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 48 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\2fab011378c2afbf4ece666058049c2bffcde77dddf420f661599d2b7613465a.exe
    "C:\Users\Admin\AppData\Local\Temp\2fab011378c2afbf4ece666058049c2bffcde77dddf420f661599d2b7613465a.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:4976
    • 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:2768
  • 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:4456
  • 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:4956
  • 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:4052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1.6MB

    MD5

    6e7509886f8664d045b09398f1e4b2be

    SHA1

    2b93a153ba5d452ebbb717015f9cc1512b1dba84

    SHA256

    2fab011378c2afbf4ece666058049c2bffcde77dddf420f661599d2b7613465a

    SHA512

    613b06828fe6f8e0a0326725998936b2d463a2f151ee8ba33e45722c7ecb3fec00f5dda01cf08dd91ce4c3c6755e474cb3cb75e7b53be727249c19be326de2d9

  • memory/2768-20-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-30-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-23-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-26-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-27-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-41-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-28-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-29-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-25-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/2768-24-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-71-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-65-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-70-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-67-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-66-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-72-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-69-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-68-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4052-74-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-39-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-33-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-34-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-38-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-32-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-37-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-35-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-36-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4456-40-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-53-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-57-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-51-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-50-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-49-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-54-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-52-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-48-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4956-55-0x0000000000780000-0x0000000000CBB000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-0-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-21-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-4-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-2-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-5-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-6-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-8-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-7-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-3-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB

  • memory/4976-1-0x0000000000ED0000-0x000000000140B000-memory.dmp

    Filesize

    5.2MB