General

  • Target

    6c9087da0967c5587c3d08ad9f9fd365f64721324b4a0f4596b7422838f16307.bin

  • Size

    1.0MB

  • Sample

    240901-1yw23ashlp

  • MD5

    1cb4daddc222063e824dd557f488133d

  • SHA1

    e48631836a3936bb71067fbb96c8b080fd434720

  • SHA256

    6c9087da0967c5587c3d08ad9f9fd365f64721324b4a0f4596b7422838f16307

  • SHA512

    f7dedb2b0e7069e9217eccc831c7715e1e88a16b9ec8ba2e014b7930aef668251b6af5baaba4835a9bc435f0a660545e8f8078d58bbcba657d1875a76091fb8b

  • SSDEEP

    12288:l/om/+eRaQfAtr0lJXr6Mte7TPZxuWgOBqB/rgQDPDgJkuXFM6yotvxjmmzZr:+mBgHx0lJbxshItrgogJkMHtpj9

Malware Config

Extracted

Family

ermac

C2

http://154.216.17.159:3434

AES_key
AES_key

Targets

    • Target

      6c9087da0967c5587c3d08ad9f9fd365f64721324b4a0f4596b7422838f16307.bin

    • Size

      1.0MB

    • MD5

      1cb4daddc222063e824dd557f488133d

    • SHA1

      e48631836a3936bb71067fbb96c8b080fd434720

    • SHA256

      6c9087da0967c5587c3d08ad9f9fd365f64721324b4a0f4596b7422838f16307

    • SHA512

      f7dedb2b0e7069e9217eccc831c7715e1e88a16b9ec8ba2e014b7930aef668251b6af5baaba4835a9bc435f0a660545e8f8078d58bbcba657d1875a76091fb8b

    • SSDEEP

      12288:l/om/+eRaQfAtr0lJXr6Mte7TPZxuWgOBqB/rgQDPDgJkuXFM6yotvxjmmzZr:+mBgHx0lJbxshItrgogJkMHtpj9

    • 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).

MITRE ATT&CK Mobile v15

Tasks