General

  • Target

    bd38add6771861c00bb20466545445b1c16ae7a8ad6de8a2e7e275b5f2460262.bin

  • Size

    3.0MB

  • Sample

    241211-118tmsvkgn

  • MD5

    83b746dd4e5e458f8a3af71f738b6739

  • SHA1

    c71e8f4a27d434164d280aa5792937bb2013d7e6

  • SHA256

    bd38add6771861c00bb20466545445b1c16ae7a8ad6de8a2e7e275b5f2460262

  • SHA512

    f20c026be1b63c33851fbfdd4f94f1f77a41dd519d7241281011e28d89d0028c26cfabc834c3fba61d1e7dca5d24b52f35bbc844e26f61387eeba61a7b1d0051

  • SSDEEP

    49152:dJE3wCeZRzTmXFpZdM4W12mg9jLUs1TUHD0VCvYPrgQrzoHUbbnstFbsxJNfSHHp:dJSwC2qpw12TjYs1TSwf60Y87VVFU

Malware Config

Extracted

Family

ermac

C2

http://154.216.19.93

AES_key

Extracted

Family

hook

C2

http://154.216.19.93

AES_key

Targets

    • Target

      bd38add6771861c00bb20466545445b1c16ae7a8ad6de8a2e7e275b5f2460262.bin

    • Size

      3.0MB

    • MD5

      83b746dd4e5e458f8a3af71f738b6739

    • SHA1

      c71e8f4a27d434164d280aa5792937bb2013d7e6

    • SHA256

      bd38add6771861c00bb20466545445b1c16ae7a8ad6de8a2e7e275b5f2460262

    • SHA512

      f20c026be1b63c33851fbfdd4f94f1f77a41dd519d7241281011e28d89d0028c26cfabc834c3fba61d1e7dca5d24b52f35bbc844e26f61387eeba61a7b1d0051

    • SSDEEP

      49152:dJE3wCeZRzTmXFpZdM4W12mg9jLUs1TUHD0VCvYPrgQrzoHUbbnstFbsxJNfSHHp:dJSwC2qpw12TjYs1TSwf60Y87VVFU

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • Hook

      Hook is an Android malware that is based on Ermac with RAT capabilities.

    • Hook family

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • 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 information about running processes on the device

      Application may abuse the framework's APIs to collect information about running processes on the device.

    • 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 information about the current Wi-Fi connection

      Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    • Queries the mobile country code (MCC)

    • Reads information about phone network operator.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

MITRE ATT&CK Mobile v15

Tasks