General

  • Target

    aba33f0074f077bef33975a29d53c9d9f0df459777497995a52d3e93a8660d82

  • Size

    9.8MB

  • Sample

    241216-cqz7rayndw

  • MD5

    e7839878e7f1fc23ffaa40786f169920

  • SHA1

    cbd82fd7d91fcf0d09e03d5673b0cf36159ac744

  • SHA256

    aba33f0074f077bef33975a29d53c9d9f0df459777497995a52d3e93a8660d82

  • SHA512

    325d4a404cfd34e6520c459c647787143bb9ad2c1acb50bbe1d2836869c0daefdb7951c4038f67225d31aeb6ac5879b061da1a0ce85da0ad49c00bc3ed645338

  • SSDEEP

    98304:Yy+bVKiW0Aj7T5iSRGeY4yi13CRsnuhCZWVLxMN3SZqN:Yy+bUlDj7Tr44yixCRMwLxc

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      aba33f0074f077bef33975a29d53c9d9f0df459777497995a52d3e93a8660d82

    • Size

      9.8MB

    • MD5

      e7839878e7f1fc23ffaa40786f169920

    • SHA1

      cbd82fd7d91fcf0d09e03d5673b0cf36159ac744

    • SHA256

      aba33f0074f077bef33975a29d53c9d9f0df459777497995a52d3e93a8660d82

    • SHA512

      325d4a404cfd34e6520c459c647787143bb9ad2c1acb50bbe1d2836869c0daefdb7951c4038f67225d31aeb6ac5879b061da1a0ce85da0ad49c00bc3ed645338

    • SSDEEP

      98304:Yy+bVKiW0Aj7T5iSRGeY4yi13CRsnuhCZWVLxMN3SZqN:Yy+bUlDj7Tr44yixCRMwLxc

    • Octo

      Octo is a banking malware with remote access capabilities first seen in April 2022.

    • Octo family

    • Octo payload

    • 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 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.

    • 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