General

  • Target

    d66b6c5eb21bbb2ecd440d620fbedda37037bfa689c65d6c983fa3e4a2764cb9.bin

  • Size

    1.0MB

  • Sample

    241021-1yj3hayhlf

  • MD5

    4c6b56feb8db25ee0ee75e32d7392367

  • SHA1

    a60dcfe108d5e1dccb35666690602070f0644618

  • SHA256

    d66b6c5eb21bbb2ecd440d620fbedda37037bfa689c65d6c983fa3e4a2764cb9

  • SHA512

    a736b91de3822618d12c0dc52996a7dbddb0853e788f82fe888fd0c0cd2349dfe41b8a9c869bcb37a6c88a3dd26c9697113e47e5a749d8aca5a12d80c50494db

  • SSDEEP

    24576:YYmpcqOzOmuwzTQFuuA8FEnd/JF/Rtcs+NdNBzS2zPSg/pFzeR:YYmphwOmuwHuHYJF/zJ+7aCPSg/O

Malware Config

Extracted

Family

ermac

C2

http://154.216.20.72:8082

AES_key
AES_key

Targets

    • Target

      d66b6c5eb21bbb2ecd440d620fbedda37037bfa689c65d6c983fa3e4a2764cb9.bin

    • Size

      1.0MB

    • MD5

      4c6b56feb8db25ee0ee75e32d7392367

    • SHA1

      a60dcfe108d5e1dccb35666690602070f0644618

    • SHA256

      d66b6c5eb21bbb2ecd440d620fbedda37037bfa689c65d6c983fa3e4a2764cb9

    • SHA512

      a736b91de3822618d12c0dc52996a7dbddb0853e788f82fe888fd0c0cd2349dfe41b8a9c869bcb37a6c88a3dd26c9697113e47e5a749d8aca5a12d80c50494db

    • SSDEEP

      24576:YYmpcqOzOmuwzTQFuuA8FEnd/JF/Rtcs+NdNBzS2zPSg/pFzeR:YYmphwOmuwHuHYJF/zJ+7aCPSg/O

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Removes its main activity from the application launcher

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • 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 the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

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

    • Requests enabling of the accessibility settings.

MITRE ATT&CK Mobile v15

Tasks