General

  • Target

    c35b5b25d5f84d8306128cc099dd47338d677dc60650c9b7b414283540d566ef

  • Size

    1.8MB

  • Sample

    240602-zpynvsef61

  • MD5

    15121746d7746e33b9842d48a3781dfd

  • SHA1

    e0d34fb2ac9852acddaf7895f3489f96d6418504

  • SHA256

    c35b5b25d5f84d8306128cc099dd47338d677dc60650c9b7b414283540d566ef

  • SHA512

    2fd5082ad39d06cc436b232e06875f5f33677967179691707e5877243932475350093f2f60b99815b6e95db8cd1a492f7547e1abfa7930c68632ae01731297eb

  • SSDEEP

    49152:slFeXi8SY24/vOT6f9uq1A5xTp/ZFYb3lz39O4/ogqc+v:slFeS8SY24OG9umA5dVo3d3g4Lqc+v

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/index.php

rc4.plain

Extracted

Family

risepro

C2

147.45.47.126:58709

Extracted

Family

amadey

Version

4.21

Botnet

49e482

C2

http://147.45.47.70

Attributes
  • install_dir

    1b29d73536

  • install_file

    axplont.exe

  • strings_key

    4d31dd1a190d9879c21fac6d87dc0043

  • url_paths

    /tr8nomy/index.php

rc4.plain

Extracted

Family

systembc

C2

cobusabobus.cam:4001

Targets

    • Target

      c35b5b25d5f84d8306128cc099dd47338d677dc60650c9b7b414283540d566ef

    • Size

      1.8MB

    • MD5

      15121746d7746e33b9842d48a3781dfd

    • SHA1

      e0d34fb2ac9852acddaf7895f3489f96d6418504

    • SHA256

      c35b5b25d5f84d8306128cc099dd47338d677dc60650c9b7b414283540d566ef

    • SHA512

      2fd5082ad39d06cc436b232e06875f5f33677967179691707e5877243932475350093f2f60b99815b6e95db8cd1a492f7547e1abfa7930c68632ae01731297eb

    • SSDEEP

      49152:slFeXi8SY24/vOT6f9uq1A5xTp/ZFYb3lz39O4/ogqc+v:slFeS8SY24OG9umA5dVo3d3g4Lqc+v

    • Amadey

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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

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

    • 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 user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks