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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/05/2024, 14:46

General

  • Target

    855b034a35e4ddc35bf081f63e499e6f89597934c1139e49b6ac43e53fc8d213.exe

  • Size

    1.7MB

  • MD5

    58efcbdd47d43c6b3fa9e72bed855c91

  • SHA1

    5cb1ec5c25b87a74f1b15e32a967e1302ac99dd2

  • SHA256

    855b034a35e4ddc35bf081f63e499e6f89597934c1139e49b6ac43e53fc8d213

  • SHA512

    9cbdff69cf0b6a469a16a79a56661b9d1f6d2f8c07c900f1c9e5f8a2e7cb9f651e5c0b084d4ba71de5af2f95dc815d93a29dc848cf313dd95b5ce2cabfd7c52b

  • SSDEEP

    24576:O0pyEg2B7RVUUm4bcM0aUXJHblCtijIGNFI7V8Jo5Li76BzhPNO0qO4IM6VnCVt1:jpyEg27cIUXvCtMpN67V8OQa4InVns

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes
  • install_dir

    5454e6f062

  • install_file

    explorta.exe

  • strings_key

    c7a869c5ba1d72480093ec207994e2bf

  • url_paths

    /sev56rkm/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\855b034a35e4ddc35bf081f63e499e6f89597934c1139e49b6ac43e53fc8d213.exe
    "C:\Users\Admin\AppData\Local\Temp\855b034a35e4ddc35bf081f63e499e6f89597934c1139e49b6ac43e53fc8d213.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:4964
    • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
      "C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:4120
  • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
    C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:5044
  • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
    C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:3384
  • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
    C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:1420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe

    Filesize

    1.7MB

    MD5

    58efcbdd47d43c6b3fa9e72bed855c91

    SHA1

    5cb1ec5c25b87a74f1b15e32a967e1302ac99dd2

    SHA256

    855b034a35e4ddc35bf081f63e499e6f89597934c1139e49b6ac43e53fc8d213

    SHA512

    9cbdff69cf0b6a469a16a79a56661b9d1f6d2f8c07c900f1c9e5f8a2e7cb9f651e5c0b084d4ba71de5af2f95dc815d93a29dc848cf313dd95b5ce2cabfd7c52b

  • memory/1420-69-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-68-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-70-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-72-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-73-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-74-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-71-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/1420-76-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-59-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-57-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-51-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-50-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-52-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-55-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-54-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-56-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/3384-53-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-28-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-23-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-31-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-25-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-22-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-29-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-30-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-27-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-26-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4120-24-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-8-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-3-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-0-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-2-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-4-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-7-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-6-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-5-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-19-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/4964-1-0x0000000000110000-0x0000000000659000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-38-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-41-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-33-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-34-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-40-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-39-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-37-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-36-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-35-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB

  • memory/5044-42-0x00000000004F0000-0x0000000000A39000-memory.dmp

    Filesize

    5.3MB