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Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2025, 19:38

General

  • Target

    f291c391a4f5d6d0b111a744db7ca26d.exe

  • Size

    1.8MB

  • MD5

    f291c391a4f5d6d0b111a744db7ca26d

  • SHA1

    7c9eaff4d46cfac6146d0de5eaaa8252b85e229b

  • SHA256

    d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99

  • SHA512

    0fcc36ee9586002f83c7c3264e47732c4c06f0e7bbcea49fcf130fa1aae7010a680be00b14d64f32a86268bb10cb0b9f2b8bcccc444d3302be4313e297ce3524

  • SSDEEP

    49152:/JKvb8U9G/Rj2DuLjzDjWKxbtgTD0xqODQ2R:qb8UmCuzPKH0x9

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Signatures

  • Amadey

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

  • Amadey family
  • 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 2 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f291c391a4f5d6d0b111a744db7ca26d.exe
    "C:\Users\Admin\AppData\Local\Temp\f291c391a4f5d6d0b111a744db7ca26d.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

    Filesize

    1.8MB

    MD5

    f291c391a4f5d6d0b111a744db7ca26d

    SHA1

    7c9eaff4d46cfac6146d0de5eaaa8252b85e229b

    SHA256

    d7cab0439981458b3903116fcac8a41aab40c27087a836d223ed79265e493c99

    SHA512

    0fcc36ee9586002f83c7c3264e47732c4c06f0e7bbcea49fcf130fa1aae7010a680be00b14d64f32a86268bb10cb0b9f2b8bcccc444d3302be4313e297ce3524

  • memory/2448-17-0x0000000006C00000-0x00000000070B3000-memory.dmp

    Filesize

    4.7MB

  • memory/2448-1-0x0000000077310000-0x0000000077312000-memory.dmp

    Filesize

    8KB

  • memory/2448-2-0x0000000001191000-0x00000000011BF000-memory.dmp

    Filesize

    184KB

  • memory/2448-3-0x0000000001190000-0x0000000001643000-memory.dmp

    Filesize

    4.7MB

  • memory/2448-5-0x0000000001190000-0x0000000001643000-memory.dmp

    Filesize

    4.7MB

  • memory/2448-10-0x0000000001190000-0x0000000001643000-memory.dmp

    Filesize

    4.7MB

  • memory/2448-20-0x0000000001190000-0x0000000001643000-memory.dmp

    Filesize

    4.7MB

  • memory/2448-0-0x0000000001190000-0x0000000001643000-memory.dmp

    Filesize

    4.7MB

  • memory/2448-18-0x0000000006C00000-0x00000000070B3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-27-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-32-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-24-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-26-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-22-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-28-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-29-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-30-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-31-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-23-0x0000000001241000-0x000000000126F000-memory.dmp

    Filesize

    184KB

  • memory/2764-33-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-34-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-35-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-36-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-37-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-38-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-39-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-40-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-41-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB

  • memory/2764-42-0x0000000001240000-0x00000000016F3000-memory.dmp

    Filesize

    4.7MB