General

  • Target

    c845cd42c2f1dda46116d78957822e7a67cc7a70863c18570a8c1308be62aaea.bin

  • Size

    927KB

  • Sample

    240620-1wqghatalq

  • MD5

    35f5208d6283a1bb8dc3bd49f2444f47

  • SHA1

    81ea7c9c4902eb3fd4154e51190e5505b9ba6523

  • SHA256

    c845cd42c2f1dda46116d78957822e7a67cc7a70863c18570a8c1308be62aaea

  • SHA512

    f7cc3435870beddbb3e9ed5bf328a85095bab7812bf15e99de4080b8fbf5f2878333b069a900680c4c0ebdf99da2fbb36d0ff2b4185468b40a66cb74401e2535

  • SSDEEP

    12288:tnmrYRveCxPvqjm8b3dBnLCi2SLjCTemB7gxhsBLDBLBgxhVp3d6xCtfPjGgA4qp:tXRWAPvqNvLrgtXez6ajGg/JoR

Malware Config

Extracted

Family

ermac

C2

http://jeffhard.duckdns.org:8080

AES_key
AES_key

Targets

    • Target

      c845cd42c2f1dda46116d78957822e7a67cc7a70863c18570a8c1308be62aaea.bin

    • Size

      927KB

    • MD5

      35f5208d6283a1bb8dc3bd49f2444f47

    • SHA1

      81ea7c9c4902eb3fd4154e51190e5505b9ba6523

    • SHA256

      c845cd42c2f1dda46116d78957822e7a67cc7a70863c18570a8c1308be62aaea

    • SHA512

      f7cc3435870beddbb3e9ed5bf328a85095bab7812bf15e99de4080b8fbf5f2878333b069a900680c4c0ebdf99da2fbb36d0ff2b4185468b40a66cb74401e2535

    • SSDEEP

      12288:tnmrYRveCxPvqjm8b3dBnLCi2SLjCTemB7gxhsBLDBLBgxhVp3d6xCtfPjGgA4qp:tXRWAPvqNvLrgtXez6ajGg/JoR

    • 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 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).

MITRE ATT&CK Mobile v15

Tasks