General

  • Target

    87537c080fc83533dd1251018f3c9398e23d553d12ad173360d5c90e23ca52a4.bin

  • Size

    3.0MB

  • Sample

    241212-1x66msynfv

  • MD5

    b902e6eb2050769aa1de411f4395e008

  • SHA1

    03f43237468e7324b18e0f3cd78e3f7d6117d6f1

  • SHA256

    87537c080fc83533dd1251018f3c9398e23d553d12ad173360d5c90e23ca52a4

  • SHA512

    5bd9fc658428cf697d1f95976c8ac314e4c9f5c3b5a1394a57ebb40f0b071012b2ab946473614f34b35688ad1cdf1dda5239f7bb1b9d7afea32a2e1f4da6a698

  • SSDEEP

    49152:cuc17q9AXlFCorNoi7rgIIl1E38hchqWrqcvWb+BTgHNRg8jIB7aihmm1HhMt:GxXqoB9608yhjecuO0HNlhcr1BMt

Malware Config

Extracted

Family

ermac

C2

http://154.216.19.93

AES_key

Extracted

Family

hook

C2

http://154.216.19.93

AES_key

Targets

    • Target

      87537c080fc83533dd1251018f3c9398e23d553d12ad173360d5c90e23ca52a4.bin

    • Size

      3.0MB

    • MD5

      b902e6eb2050769aa1de411f4395e008

    • SHA1

      03f43237468e7324b18e0f3cd78e3f7d6117d6f1

    • SHA256

      87537c080fc83533dd1251018f3c9398e23d553d12ad173360d5c90e23ca52a4

    • SHA512

      5bd9fc658428cf697d1f95976c8ac314e4c9f5c3b5a1394a57ebb40f0b071012b2ab946473614f34b35688ad1cdf1dda5239f7bb1b9d7afea32a2e1f4da6a698

    • SSDEEP

      49152:cuc17q9AXlFCorNoi7rgIIl1E38hchqWrqcvWb+BTgHNRg8jIB7aihmm1HhMt:GxXqoB9608yhjecuO0HNlhcr1BMt

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • Hook

      Hook is an Android malware that is based on Ermac with RAT capabilities.

    • Hook family

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

    • Queries information about running processes on the device

      Application may abuse the framework's APIs to collect information about running processes on the device.

    • Queries the phone number (MSISDN for GSM devices)

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • Queries information about the current Wi-Fi connection

      Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    • Queries the mobile country code (MCC)

    • Reads information about phone network operator.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

MITRE ATT&CK Mobile v15

Tasks