Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-03-2024 05:27

General

  • Target

    tmp.exe

  • Size

    1.8MB

  • MD5

    b8b5138dc6f97136cfebece16f80203d

  • SHA1

    e020d3ac6d101791801e8ce8c921a5f54f78abf5

  • SHA256

    7d1e736b876ad9f4effc5736323bbb1db9d53b49abda5a13d238cbe5f56e136c

  • SHA512

    f26e295c0845b57520ee8392761c532527ca41974f68f189bb37637b45455edceb098ca23d2952e495635719a8da8a39d86d880467bc6ad79071afd870dd9877

  • SSDEEP

    49152:6Bb/umIpUjoMJSb1MFkc5eCohVvb+22WBtsDSHLjgAgtZ:6B/zI3RW6c+hVJ2OymwjZ

Score
10/10

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/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 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 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 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.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
    PID:1956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1956-0-0x0000000000C10000-0x00000000010C3000-memory.dmp

    Filesize

    4.7MB

  • memory/1956-1-0x0000000077780000-0x0000000077782000-memory.dmp

    Filesize

    8KB

  • memory/1956-12-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/1956-11-0x0000000000C00000-0x0000000000C01000-memory.dmp

    Filesize

    4KB

  • memory/1956-13-0x0000000000630000-0x0000000000631000-memory.dmp

    Filesize

    4KB

  • memory/1956-10-0x0000000000B60000-0x0000000000B61000-memory.dmp

    Filesize

    4KB

  • memory/1956-9-0x0000000000690000-0x0000000000691000-memory.dmp

    Filesize

    4KB

  • memory/1956-8-0x0000000000620000-0x0000000000621000-memory.dmp

    Filesize

    4KB

  • memory/1956-7-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/1956-6-0x00000000024D0000-0x00000000024D1000-memory.dmp

    Filesize

    4KB

  • memory/1956-5-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/1956-4-0x0000000000B50000-0x0000000000B51000-memory.dmp

    Filesize

    4KB

  • memory/1956-3-0x0000000000AF0000-0x0000000000AF2000-memory.dmp

    Filesize

    8KB

  • memory/1956-2-0x0000000000C10000-0x00000000010C3000-memory.dmp

    Filesize

    4.7MB

  • memory/1956-14-0x0000000000640000-0x0000000000641000-memory.dmp

    Filesize

    4KB

  • memory/1956-16-0x00000000025E0000-0x00000000025E1000-memory.dmp

    Filesize

    4KB

  • memory/1956-17-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/1956-18-0x00000000028C0000-0x00000000028C1000-memory.dmp

    Filesize

    4KB

  • memory/1956-22-0x0000000000C10000-0x00000000010C3000-memory.dmp

    Filesize

    4.7MB