General

  • Target

    7cf9de0bb33002957d7645ba2c7a4f780ec0937fc21f1471c6b665352a04eec1.bin

  • Size

    1.1MB

  • Sample

    240910-1w2jrsyerc

  • MD5

    6b64372da9eb946b68afe29f93988e4d

  • SHA1

    c6a22ecd0a29ae96ad795480ec75564c7362b562

  • SHA256

    7cf9de0bb33002957d7645ba2c7a4f780ec0937fc21f1471c6b665352a04eec1

  • SHA512

    aba562609a6171f8c2b4902989c4528b1df3ee269a1a153171fe5c0601850f19d01cbfd6f7da06f6dea6577f7515f643f161421967d690f7f040b73f4b94afe3

  • SSDEEP

    24576:QigmO91v2Ow1G02U9+9+lo/beUjFQXML+VghOjaRZjRqybK:QigmYw1GeWFQXML+VsRZsSK

Malware Config

Extracted

Family

ermac

C2

http://91.92.242.166:3434

AES_key

Extracted

Family

hook

C2

http://91.92.242.166:3434

AES_key

Targets

    • Target

      7cf9de0bb33002957d7645ba2c7a4f780ec0937fc21f1471c6b665352a04eec1.bin

    • Size

      1.1MB

    • MD5

      6b64372da9eb946b68afe29f93988e4d

    • SHA1

      c6a22ecd0a29ae96ad795480ec75564c7362b562

    • SHA256

      7cf9de0bb33002957d7645ba2c7a4f780ec0937fc21f1471c6b665352a04eec1

    • SHA512

      aba562609a6171f8c2b4902989c4528b1df3ee269a1a153171fe5c0601850f19d01cbfd6f7da06f6dea6577f7515f643f161421967d690f7f040b73f4b94afe3

    • SSDEEP

      24576:QigmO91v2Ow1G02U9+9+lo/beUjFQXML+VghOjaRZjRqybK:QigmYw1GeWFQXML+VsRZsSK

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac2 payload

    • Hook

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

    • Removes its main activity from the application launcher

    • 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.

    • 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 disabling of battery optimizations (often used to enable hiding in the background).

    • Requests enabling of the accessibility settings.

MITRE ATT&CK Mobile v15

Tasks