General

  • Target
    7ec62d3c50d033b0857fe6f7e1e09de219001cf3bcc25fe5ddac25596b0c2922.apk
  • Size 8.3MB
  • Sample251104-ar6ptaaq2v
  • SHA256 6ca691c97ab0028ce9acade5d079289668b1d0339ad330181c84fc7e7114c509
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • hook

C2
  • http://hrjob-forward-build.store

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.116 Safari/537.36

Extracted

Family
  • ermac

C2
  • http://hrjob-forward-build.store

AES_key

Extracted

Family
  • hook

C2
  • http://hrjob-forward-build.store

AES_key

Targets

    • Target
      7ec62d3c50d033b0857fe6f7e1e09de219001cf3bcc25fe5ddac25596b0c2922.apk
    • Size 8.3MB
    • SHA256 6ca691c97ab0028ce9acade5d079289668b1d0339ad330181c84fc7e7114c509
    • MD5 SHA1 SHA512 SSDEEP
    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • 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 the mobile country code (MCC)

    • Target
      base.apk
    • Size 3.5MB
    • SHA256 68d0569af255f25f773e3e4f9506b1d253ea108511b4df70b45430f6a5691090
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • Removes its main activity from the application launcher

    • 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.

    • 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 disabling of battery optimizations (often used to enable hiding in the background).

    • Requests enabling of the accessibility settings.

MITRE ATT&CK Mobile v16

Tasks