General

  • Target

    ba8ed97d40fb458c7791af531365c1c8bae1a4f97f5c60a4e985946e891a8fd4

  • Size

    1.8MB

  • Sample

    240323-gb1xysea98

  • MD5

    6cba6a16191372dd315b94b01d5fc2ca

  • SHA1

    a67fb4fc45ba6da1bf5651aaadd998b5de38be78

  • SHA256

    ba8ed97d40fb458c7791af531365c1c8bae1a4f97f5c60a4e985946e891a8fd4

  • SHA512

    a2614ae94420d68360e83583c3e03c44ab38da93bcab394423d515585ab7d1fc429c34406fd3a20609bc8b31bfc327a25f6a49fe42f46027d972841f8891de5a

  • SSDEEP

    49152:YKvkvRAUXaV5UUsgPbvce34qTiMBvn3mdu4:fgRBIds+n3Ztv3mo4

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

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      ba8ed97d40fb458c7791af531365c1c8bae1a4f97f5c60a4e985946e891a8fd4

    • Size

      1.8MB

    • MD5

      6cba6a16191372dd315b94b01d5fc2ca

    • SHA1

      a67fb4fc45ba6da1bf5651aaadd998b5de38be78

    • SHA256

      ba8ed97d40fb458c7791af531365c1c8bae1a4f97f5c60a4e985946e891a8fd4

    • SHA512

      a2614ae94420d68360e83583c3e03c44ab38da93bcab394423d515585ab7d1fc429c34406fd3a20609bc8b31bfc327a25f6a49fe42f46027d972841f8891de5a

    • SSDEEP

      49152:YKvkvRAUXaV5UUsgPbvce34qTiMBvn3mdu4:fgRBIds+n3Ztv3mo4

    • Amadey

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

    • Detect ZGRat V1

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks