General

  • Target

    fb5d4c4bdf0345dc729d6799d7a44ab42bf43f7461b96c8c804a265e2c706ae3

  • Size

    1.7MB

  • Sample

    240515-dpfbmaeg32

  • MD5

    eee78c7a48b5de33d2253e4874c57e89

  • SHA1

    9ac2bf925546e623b4453232b96de8e40c992c2c

  • SHA256

    fb5d4c4bdf0345dc729d6799d7a44ab42bf43f7461b96c8c804a265e2c706ae3

  • SHA512

    b60a25acf513de45e6d0f60d01902cba93afad39adaecab8fbd38cea0cac2cfc866f1179a135186e2df5d496afbea3ee2cfe5f9d3ba1584e083c1c9d41074916

  • SSDEEP

    49152:cY3amfNQFSoZ/yf6RJB8ImDuFsxg5QQU+Q5s:cijNoSoRyf+JB8HD2szgQ+

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://5.42.96.141

http://5.42.96.7

Attributes
  • install_dir

    908f070dff

  • install_file

    explorku.exe

  • strings_key

    b25a9385246248a95c600f9a061438e1

  • url_paths

    /go34ko8/index.php

rc4.plain
rc4.plain

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mx.fkksol.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Qsskdqsskd

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.eagleprocessing.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    5drrhzlq

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.nifty.ne.jp
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Susumu00

Extracted

Family

risepro

C2

147.45.47.126:58709

Targets

    • Target

      fb5d4c4bdf0345dc729d6799d7a44ab42bf43f7461b96c8c804a265e2c706ae3

    • Size

      1.7MB

    • MD5

      eee78c7a48b5de33d2253e4874c57e89

    • SHA1

      9ac2bf925546e623b4453232b96de8e40c992c2c

    • SHA256

      fb5d4c4bdf0345dc729d6799d7a44ab42bf43f7461b96c8c804a265e2c706ae3

    • SHA512

      b60a25acf513de45e6d0f60d01902cba93afad39adaecab8fbd38cea0cac2cfc866f1179a135186e2df5d496afbea3ee2cfe5f9d3ba1584e083c1c9d41074916

    • SSDEEP

      49152:cY3amfNQFSoZ/yf6RJB8ImDuFsxg5QQU+Q5s:cijNoSoRyf+JB8HD2szgQ+

    • Amadey

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

    • Detect ZGRat V1

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • 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.

    • Drops startup file

    • 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 user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks