General

  • Target

    983657d206e2f1cbb41368e0268b9db393a4b60d6a2c89c08f7a6c77d2c9265b.bin

  • Size

    904KB

  • Sample

    241026-1yq6taxmaj

  • MD5

    0b165e73851daa70de19a651ce03fde9

  • SHA1

    b9a16242b3fdc219979fd7861a011a6abc6ca7d5

  • SHA256

    983657d206e2f1cbb41368e0268b9db393a4b60d6a2c89c08f7a6c77d2c9265b

  • SHA512

    35816343a7157dc67a9349aeb5a248431ef2e8193004d0a271aacdcfe1e218bb737fca922923c893f42af27938adbea4084eed631cf221ab2ca03d8feb9c85df

  • SSDEEP

    12288:BgA4qD+th5nOKrmqp6zMZygVoEFZ6bmo6jKNrrRaiGDqOo081yf0BgGOani9L4r:Bg/FT5OhmQMmr1YxDLZ8E0BDfi9L4r

Malware Config

Extracted

Family

ermac

C2

http://45.149.241.240:3434

AES_key
AES_key

Targets

    • Target

      983657d206e2f1cbb41368e0268b9db393a4b60d6a2c89c08f7a6c77d2c9265b.bin

    • Size

      904KB

    • MD5

      0b165e73851daa70de19a651ce03fde9

    • SHA1

      b9a16242b3fdc219979fd7861a011a6abc6ca7d5

    • SHA256

      983657d206e2f1cbb41368e0268b9db393a4b60d6a2c89c08f7a6c77d2c9265b

    • SHA512

      35816343a7157dc67a9349aeb5a248431ef2e8193004d0a271aacdcfe1e218bb737fca922923c893f42af27938adbea4084eed631cf221ab2ca03d8feb9c85df

    • SSDEEP

      12288:BgA4qD+th5nOKrmqp6zMZygVoEFZ6bmo6jKNrrRaiGDqOo081yf0BgGOani9L4r:Bg/FT5OhmQMmr1YxDLZ8E0BDfi9L4r

    • 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.

    • 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