General

  • Target

    b47a6bbf83c728be3b9d9fe52130039ca0d98f3705057ad93182f86a7c169c18.bin

  • Size

    1.1MB

  • Sample

    240703-1yz4qayank

  • MD5

    c09cd63928c32c177b024009a34a9cca

  • SHA1

    eba6dca7a2a5f1f33b5751e61cde61e9bcbdd22a

  • SHA256

    b47a6bbf83c728be3b9d9fe52130039ca0d98f3705057ad93182f86a7c169c18

  • SHA512

    de406c59eada58f29dfb32a54d9115a8b21f9224b16d49c30613be5bb4ef4682496cc80aae27c77ee67d40469105c733c2f3b4e9d34cd6ae6fe8f620fb737581

  • SSDEEP

    24576:T9+qyeb9cyB4b4hs2XABT3d2a8wQqDdVT6rnYT6rnUwQqDuoz0s0vEe0zK+g/vZ8:T9Rdg4h3XIt7DdYVHDu5s0p0zK+g/Q3

Malware Config

Extracted

Family

ermac

C2

http://94.156.8.11:3434

AES_key
AES_key

Targets

    • Target

      b47a6bbf83c728be3b9d9fe52130039ca0d98f3705057ad93182f86a7c169c18.bin

    • Size

      1.1MB

    • MD5

      c09cd63928c32c177b024009a34a9cca

    • SHA1

      eba6dca7a2a5f1f33b5751e61cde61e9bcbdd22a

    • SHA256

      b47a6bbf83c728be3b9d9fe52130039ca0d98f3705057ad93182f86a7c169c18

    • SHA512

      de406c59eada58f29dfb32a54d9115a8b21f9224b16d49c30613be5bb4ef4682496cc80aae27c77ee67d40469105c733c2f3b4e9d34cd6ae6fe8f620fb737581

    • SSDEEP

      24576:T9+qyeb9cyB4b4hs2XABT3d2a8wQqDdVT6rnYT6rnUwQqDuoz0s0vEe0zK+g/vZ8:T9Rdg4h3XIt7DdYVHDu5s0p0zK+g/Q3

    • 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.

    • 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