General

  • Target

    80f29e78847d2b9d5dca2667884694147253bb52e609155ae668ef153fa711eb.bin

  • Size

    961KB

  • Sample

    241209-15b1gaykcr

  • MD5

    cdfddd96ec4dbecb6913422a3fca3e9d

  • SHA1

    21d318fd2e242712135fe283bd5344c36fcdfa68

  • SHA256

    80f29e78847d2b9d5dca2667884694147253bb52e609155ae668ef153fa711eb

  • SHA512

    107079d339ca7f65f513746d36ba375ef9be93ffbe53a01dc0c896e36c43a66e437bcb378a58781c79cdc309d17502af9501f69765b92a318941ad6cd9b44d67

  • SSDEEP

    24576:9gSLlUELdYh2YlGIeCrGTf4jN1yR5xiho3qtaJyL3:9gS4GTwjN1eVqtGyL3

Malware Config

Extracted

Family

ermac

C2

http://ahmet10.duckdns.org:3434

AES_key
AES_key

Targets

    • Target

      80f29e78847d2b9d5dca2667884694147253bb52e609155ae668ef153fa711eb.bin

    • Size

      961KB

    • MD5

      cdfddd96ec4dbecb6913422a3fca3e9d

    • SHA1

      21d318fd2e242712135fe283bd5344c36fcdfa68

    • SHA256

      80f29e78847d2b9d5dca2667884694147253bb52e609155ae668ef153fa711eb

    • SHA512

      107079d339ca7f65f513746d36ba375ef9be93ffbe53a01dc0c896e36c43a66e437bcb378a58781c79cdc309d17502af9501f69765b92a318941ad6cd9b44d67

    • SSDEEP

      24576:9gSLlUELdYh2YlGIeCrGTf4jN1yR5xiho3qtaJyL3:9gS4GTwjN1eVqtGyL3

    • Ermac

      An Android banking trojan first seen in July 2021.

    • Ermac family

    • Ermac2 payload

    • 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.

    • 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)

    • 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