General

  • Target

    AndroidUpdate.apk

  • Size

    3.5MB

  • Sample

    240413-t1985shh4s

  • MD5

    137977ce6091ada6f47a7597ec29ae91

  • SHA1

    1bab75a551be46b4651d490090f7be9243180774

  • SHA256

    d47ec95576d0a0da2ae3a469d8389bf2f81e133ad1d58f80ed3b4d275ba0c10d

  • SHA512

    4e2845973f9bcea91252f173051ad7022bd5d38c7a940fa2abbce845b94bfc89380ce2a5a93755091ec3ad13280a3d87c45704f6ceefc57a3cbd75d055d858ba

  • SSDEEP

    98304:T0wHEFWtj4aW4D2IGc+VIsBfENSm3ivD5e:T0wHEFWtj454DJGcBsBS

Malware Config

Extracted

Family

cerberus

C2

http://185.141.61.131

Targets

    • Target

      AndroidUpdate.apk

    • Size

      3.5MB

    • MD5

      137977ce6091ada6f47a7597ec29ae91

    • SHA1

      1bab75a551be46b4651d490090f7be9243180774

    • SHA256

      d47ec95576d0a0da2ae3a469d8389bf2f81e133ad1d58f80ed3b4d275ba0c10d

    • SHA512

      4e2845973f9bcea91252f173051ad7022bd5d38c7a940fa2abbce845b94bfc89380ce2a5a93755091ec3ad13280a3d87c45704f6ceefc57a3cbd75d055d858ba

    • SSDEEP

      98304:T0wHEFWtj4aW4D2IGc+VIsBfENSm3ivD5e:T0wHEFWtj454DJGcBsBS

    • Cerberus

      An Android banker that is being rented to actors beginning in 2019.

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Removes its main activity from the application launcher

    • Checks CPU information

      Checks CPU information which indicate if the system is an emulator.

    • Checks memory information

      Checks memory information which indicate if the system is an emulator.

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Queries the phone number (MSISDN for GSM devices)

    • Requests enabling of the accessibility settings.

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

    • Listens for changes in the sensor environment (might be used to detect emulation)

MITRE ATT&CK Matrix

Tasks