Analysis

  • max time kernel
    294s
  • max time network
    299s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    20-06-2024 22:31

General

  • Target

    05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe

  • Size

    1.9MB

  • MD5

    dc73adc923485c80cb9bfa857a1323b7

  • SHA1

    cac875d0363a0b66eddaa89db7d9ab3d46d150d3

  • SHA256

    05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8

  • SHA512

    5d1f0db6513f1a4287673e1eecd4f91226e266e84afefb9c395042f71dd8ffee387ea1b0afb11a9a5a2012b0c5a769195e07de9fbf37e067f643c865b8eff25a

  • SSDEEP

    49152:hJecRQfnax2eQuSOI+TRVxyX92ggKnvWGtD0iBlfO/Dk:hJ/2OEZ+tuXVJvZ5O/Q

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 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 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 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe
    "C:\Users\Admin\AppData\Local\Temp\05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1928
    • 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:2688

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

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

    1.9MB

    MD5

    dc73adc923485c80cb9bfa857a1323b7

    SHA1

    cac875d0363a0b66eddaa89db7d9ab3d46d150d3

    SHA256

    05ba9080ab35f09bfc2ec8e9a9a0e0af1f6358f89d0490b9e517b4fb514192f8

    SHA512

    5d1f0db6513f1a4287673e1eecd4f91226e266e84afefb9c395042f71dd8ffee387ea1b0afb11a9a5a2012b0c5a769195e07de9fbf37e067f643c865b8eff25a

  • memory/1928-0-0x00000000012E0000-0x00000000017AF000-memory.dmp
    Filesize

    4.8MB

  • memory/1928-1-0x0000000077D20000-0x0000000077D22000-memory.dmp
    Filesize

    8KB

  • memory/1928-2-0x00000000012E1000-0x000000000130F000-memory.dmp
    Filesize

    184KB

  • memory/1928-3-0x00000000012E0000-0x00000000017AF000-memory.dmp
    Filesize

    4.8MB

  • memory/1928-5-0x00000000012E0000-0x00000000017AF000-memory.dmp
    Filesize

    4.8MB

  • memory/1928-13-0x0000000006E20000-0x00000000072EF000-memory.dmp
    Filesize

    4.8MB

  • memory/1928-16-0x00000000012E0000-0x00000000017AF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-30-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-35-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-19-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-21-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-22-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-23-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-24-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-25-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-26-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-27-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-28-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-29-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-17-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-31-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-32-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-33-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-34-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-18-0x0000000000C21000-0x0000000000C4F000-memory.dmp
    Filesize

    184KB

  • memory/2688-36-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-37-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-38-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-39-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-40-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-41-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-42-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-43-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-44-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-45-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-46-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-47-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-48-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-49-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-50-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-51-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB

  • memory/2688-52-0x0000000000C20000-0x00000000010EF000-memory.dmp
    Filesize

    4.8MB