Analysis

  • max time kernel
    144s
  • max time network
    121s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-05-2024 19:12

General

  • Target

    02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe

  • Size

    1.9MB

  • MD5

    6efe1a09a8b922e729fb7dd7e7745ade

  • SHA1

    5dd0430b302b374588c4fc984e9314c76565cb70

  • SHA256

    02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993

  • SHA512

    dc76dcadb06d8c608b686b7aecb2e730e2dde8646db114075c74f214532be5dcd25d073c42312a3b378a850772ba232abd358da98ec56bb3fbe49559d132b901

  • SSDEEP

    49152:6PWHSxn9MIlyZo6Fps23DoBFU4984B8jsCzQ35pjHUpt:6PWUs9B8BFz8jUjHUT

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/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 4 IoCs
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe
    "C:\Users\Admin\AppData\Local\Temp\02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
      "C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"
      2⤵
      • 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:4916
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:3124
  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.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:4084

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
    Filesize

    1.9MB

    MD5

    6efe1a09a8b922e729fb7dd7e7745ade

    SHA1

    5dd0430b302b374588c4fc984e9314c76565cb70

    SHA256

    02334e1809e9d1df4b6405caa468dbd8481102f4f538dce69a86e6f14bb16993

    SHA512

    dc76dcadb06d8c608b686b7aecb2e730e2dde8646db114075c74f214532be5dcd25d073c42312a3b378a850772ba232abd358da98ec56bb3fbe49559d132b901

  • memory/3124-30-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/3124-29-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/3124-28-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4084-39-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4728-0-0x0000000000400000-0x00000000008D8000-memory.dmp
    Filesize

    4.8MB

  • memory/4728-1-0x00000000778B6000-0x00000000778B8000-memory.dmp
    Filesize

    8KB

  • memory/4728-2-0x0000000000401000-0x000000000042F000-memory.dmp
    Filesize

    184KB

  • memory/4728-3-0x0000000000400000-0x00000000008D8000-memory.dmp
    Filesize

    4.8MB

  • memory/4728-5-0x0000000000400000-0x00000000008D8000-memory.dmp
    Filesize

    4.8MB

  • memory/4728-18-0x0000000000400000-0x00000000008D8000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-25-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-32-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-24-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-22-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-26-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-21-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-20-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-19-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-31-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-23-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-33-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-34-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-35-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-36-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-16-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-40-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-41-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-42-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB

  • memory/4916-43-0x0000000000340000-0x0000000000818000-memory.dmp
    Filesize

    4.8MB