General

  • Target
    0e6c87073b40a7914413479920e643f7fd3e56f62db2005d5f6e696cf72f6683.bin
  • Size 3.6MB
  • Sample241220-11va9awkan
  • SHA256 0e6c87073b40a7914413479920e643f7fd3e56f62db2005d5f6e696cf72f6683
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • ermac

C2
  • http://78.153.149.187:3434

AES_key
AES_key

Targets

    • Target
      0e6c87073b40a7914413479920e643f7fd3e56f62db2005d5f6e696cf72f6683.bin
    • Size 3.6MB
    • SHA256 0e6c87073b40a7914413479920e643f7fd3e56f62db2005d5f6e696cf72f6683
    • MD5 SHA1 SHA512 SSDEEP
    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • 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.

    • 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 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).

MITRE ATT&CK Mobile v15

Tasks