General

  • Target

    e1a8c3172eba5297a3ce71cba1fe116ed87630be83051907ad3d4637054185de

  • Size

    8.7MB

  • Sample

    241201-16esravjax

  • MD5

    9f15525737255428d920996485b8ca29

  • SHA1

    b46f09c4ad89221b54d7f43ce46e8ce31a3fec89

  • SHA256

    e1a8c3172eba5297a3ce71cba1fe116ed87630be83051907ad3d4637054185de

  • SHA512

    c250818570d91fe04f95f3d5dfab8b0e6f6da86518fc22550aea10e2e1af0ef58cdab030471aa25d8cffce6f4a8f32be1eee9acb8f20965ffc5d3d27e987d806

  • SSDEEP

    98304:lSWmZVKmnWjj7b5iSRGggRsu/UCrFAUF30SNGmTbsfvr7NajTuTWre2ywa:lrmZUUyj7brORMCrWfvHmwj

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      e1a8c3172eba5297a3ce71cba1fe116ed87630be83051907ad3d4637054185de

    • Size

      8.7MB

    • MD5

      9f15525737255428d920996485b8ca29

    • SHA1

      b46f09c4ad89221b54d7f43ce46e8ce31a3fec89

    • SHA256

      e1a8c3172eba5297a3ce71cba1fe116ed87630be83051907ad3d4637054185de

    • SHA512

      c250818570d91fe04f95f3d5dfab8b0e6f6da86518fc22550aea10e2e1af0ef58cdab030471aa25d8cffce6f4a8f32be1eee9acb8f20965ffc5d3d27e987d806

    • SSDEEP

      98304:lSWmZVKmnWjj7b5iSRGggRsu/UCrFAUF30SNGmTbsfvr7NajTuTWre2ywa:lrmZUUyj7brORMCrWfvHmwj

    • 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