General

  • Target
    Ermac-V2 Apk.apk
  • Size 994KB
  • Sample260301-hmkksaas7c
  • SHA256 52435cd21f3d725029038fd4c24e22f819dee4ea035107bb30ee2895d9d02b29
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • ermac

C2
  • http://87.120.84.22

AES_key
AES_key

Targets

    • Target
      Ermac-V2 Apk.apk
    • Size 994KB
    • SHA256 52435cd21f3d725029038fd4c24e22f819dee4ea035107bb30ee2895d9d02b29
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • 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)

    • 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