General

  • Target

    338f2eff00577df7b9d7ef80c9cf69dc618124fd29a1a1655836e752b65f1972

  • Size

    8.5MB

  • Sample

    250111-rhgsrs1khw

  • MD5

    af77e267680954b02e6c5eb0c3aeadfb

  • SHA1

    7a115e24f7a66ee68c3c07c2a676b19f1557c0d7

  • SHA256

    338f2eff00577df7b9d7ef80c9cf69dc618124fd29a1a1655836e752b65f1972

  • SHA512

    4dfa3bb1f3b98ea8a7c44e83342e84a69b817c654a12d763f5752febca25491330edd2b1af7f4b894b7d390606d53282ba9371bd375719a89d526e8ee16efa4e

  • SSDEEP

    98304:ctUbq3XLRsyD5iSRGdIVKFJzmNsv7ihdy3Atp1IoLuPZJky:cqO3XLRDDrXUPosvk/sZH

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      338f2eff00577df7b9d7ef80c9cf69dc618124fd29a1a1655836e752b65f1972

    • Size

      8.5MB

    • MD5

      af77e267680954b02e6c5eb0c3aeadfb

    • SHA1

      7a115e24f7a66ee68c3c07c2a676b19f1557c0d7

    • SHA256

      338f2eff00577df7b9d7ef80c9cf69dc618124fd29a1a1655836e752b65f1972

    • SHA512

      4dfa3bb1f3b98ea8a7c44e83342e84a69b817c654a12d763f5752febca25491330edd2b1af7f4b894b7d390606d53282ba9371bd375719a89d526e8ee16efa4e

    • SSDEEP

      98304:ctUbq3XLRsyD5iSRGdIVKFJzmNsv7ihdy3Atp1IoLuPZJky:cqO3XLRDDrXUPosvk/sZH

    • 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