General

  • Target

    59d005109691aa015c43a536e2d3a582e68274355937679da25cca54377cc133.bin

  • Size

    971KB

  • Sample

    241021-1yn2fs1erl

  • MD5

    695a8269b9844e7aae83d0ee312a7179

  • SHA1

    e06539769020f5ca316480807407678048b6c445

  • SHA256

    59d005109691aa015c43a536e2d3a582e68274355937679da25cca54377cc133

  • SHA512

    ede79a30cc22dee229dce4ea18c99d9d62d90391cdb3a98ff424e0351de25ba2cc8ffe48ecddd358ed5ee6fe5799e1e7598d0ec4ddeb72a6222b1514de672f16

  • SSDEEP

    24576:YjgBiLrTr1hQy2IqREH6bTibAYzWG4Fg/eh8:bQfTr1eJIqREabTpZFg/f

Malware Config

Extracted

Family

ermac

C2

http://154.216.20.72:3434

AES_key
AES_key

Targets

    • Target

      59d005109691aa015c43a536e2d3a582e68274355937679da25cca54377cc133.bin

    • Size

      971KB

    • MD5

      695a8269b9844e7aae83d0ee312a7179

    • SHA1

      e06539769020f5ca316480807407678048b6c445

    • SHA256

      59d005109691aa015c43a536e2d3a582e68274355937679da25cca54377cc133

    • SHA512

      ede79a30cc22dee229dce4ea18c99d9d62d90391cdb3a98ff424e0351de25ba2cc8ffe48ecddd358ed5ee6fe5799e1e7598d0ec4ddeb72a6222b1514de672f16

    • SSDEEP

      24576:YjgBiLrTr1hQy2IqREH6bTibAYzWG4Fg/eh8:bQfTr1eJIqREabTpZFg/f

    • 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 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).

    • Requests enabling of the accessibility settings.

MITRE ATT&CK Mobile v15

Tasks