General

  • Target

    a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99

  • Size

    1.8MB

  • Sample

    240329-jz3gssdf79

  • MD5

    15cb49731d79d6e7047967089b9b2869

  • SHA1

    bbc516f73d291ea75469fc28a73c5ab88bd62354

  • SHA256

    a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99

  • SHA512

    878ceb14400167e3a9a91d4f607f92146d0333f08221d4c776f814861daf86d4dc6206f43ee53ce30acc39ea4dfc6abf62b953be2e3dbdee041e9a5c68096e1c

  • SSDEEP

    49152:NkEx+o6LEmt3OwXjGYERfEMKLsCwl+Xz:NkMcQye4jvy8Mas5

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Targets

    • Target

      a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99

    • Size

      1.8MB

    • MD5

      15cb49731d79d6e7047967089b9b2869

    • SHA1

      bbc516f73d291ea75469fc28a73c5ab88bd62354

    • SHA256

      a337325ce0a5b9b9fd7ea72db131fb17f7e2b18989369e95132e5fd1812bbc99

    • SHA512

      878ceb14400167e3a9a91d4f607f92146d0333f08221d4c776f814861daf86d4dc6206f43ee53ce30acc39ea4dfc6abf62b953be2e3dbdee041e9a5c68096e1c

    • SSDEEP

      49152:NkEx+o6LEmt3OwXjGYERfEMKLsCwl+Xz:NkMcQye4jvy8Mas5

    • Amadey

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

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Identifies Wine through registry keys

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

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

2
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks