Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-03-2024 04:50

General

  • Target

    28d411ec9f701ef3ff672be31fab1a82a154c90290e33979b36bd29789daf6b9.exe

  • Size

    1.8MB

  • MD5

    4fbb379faf60b95bc8187f9e05fe3ec7

  • SHA1

    6ba311ae532033c5afc2c8a2fa0b6d435e882a51

  • SHA256

    28d411ec9f701ef3ff672be31fab1a82a154c90290e33979b36bd29789daf6b9

  • SHA512

    9c38817b64412d27bf2f2ba58bb207eaa88665a63f3d659139d5e686c12387969790fb33f6aafbe762191763b5f3a8a9dc894ac21381f48ce46a52b6b2d1f758

  • SSDEEP

    24576:vHrHDqdPZRwyv6X6O2FsALnUBNujAWhvPY/ZssOcFnuVH0/uGwwfYvX+58TeSD0r:frHK3v6X6O2FrwBzWmsTAnuVzvuCaV

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\28d411ec9f701ef3ff672be31fab1a82a154c90290e33979b36bd29789daf6b9.exe
    "C:\Users\Admin\AppData\Local\Temp\28d411ec9f701ef3ff672be31fab1a82a154c90290e33979b36bd29789daf6b9.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:2892

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

  • memory/2892-0-0x0000000000340000-0x00000000007F4000-memory.dmp
    Filesize

    4.7MB

  • memory/2892-1-0x0000000077040000-0x0000000077042000-memory.dmp
    Filesize

    8KB

  • memory/2892-2-0x0000000000340000-0x00000000007F4000-memory.dmp
    Filesize

    4.7MB

  • memory/2892-3-0x00000000024B0000-0x00000000024B2000-memory.dmp
    Filesize

    8KB

  • memory/2892-4-0x0000000002790000-0x0000000002791000-memory.dmp
    Filesize

    4KB

  • memory/2892-6-0x00000000027C0000-0x00000000027C1000-memory.dmp
    Filesize

    4KB

  • memory/2892-11-0x0000000002200000-0x0000000002201000-memory.dmp
    Filesize

    4KB

  • memory/2892-10-0x0000000002420000-0x0000000002421000-memory.dmp
    Filesize

    4KB

  • memory/2892-9-0x0000000002400000-0x0000000002401000-memory.dmp
    Filesize

    4KB

  • memory/2892-12-0x00000000022E0000-0x00000000022E1000-memory.dmp
    Filesize

    4KB

  • memory/2892-8-0x0000000002210000-0x0000000002211000-memory.dmp
    Filesize

    4KB

  • memory/2892-7-0x0000000000930000-0x0000000000931000-memory.dmp
    Filesize

    4KB

  • memory/2892-5-0x0000000002410000-0x0000000002411000-memory.dmp
    Filesize

    4KB

  • memory/2892-14-0x0000000002820000-0x0000000002821000-memory.dmp
    Filesize

    4KB

  • memory/2892-13-0x00000000022F0000-0x00000000022F1000-memory.dmp
    Filesize

    4KB

  • memory/2892-16-0x0000000000940000-0x0000000000941000-memory.dmp
    Filesize

    4KB

  • memory/2892-17-0x0000000002CB0000-0x0000000002CB1000-memory.dmp
    Filesize

    4KB

  • memory/2892-21-0x0000000000340000-0x00000000007F4000-memory.dmp
    Filesize

    4.7MB