General

  • Target

    89dab596c7d209d4306c5eff17eafe58915d2eb8763120f01a8ee86eb9e65788.bin

  • Size

    2.7MB

  • Sample

    241118-1xtkjswhrl

  • MD5

    1f838bf7620b3423a23dee93fc4ca76f

  • SHA1

    45d89abc10501cf63b5e622ec54235d159da1bbc

  • SHA256

    89dab596c7d209d4306c5eff17eafe58915d2eb8763120f01a8ee86eb9e65788

  • SHA512

    b44725b9b1003b8ff4a626113531c70cf7e897880903ca660e01d2a9a4bdd37777209e9b5c027a5ffe12332b6be629e40189a757b27f7078062348a0afa59e60

  • SSDEEP

    49152:066zncqiRzUpOk76I6mc/C8+RCN6fXqZWonQMFtthZVqXDFkb65CCqE7rNNf:0rwvNUAkOI6mDlgFEMCqSrNZ

Malware Config

Extracted

Family

octo

C2

https://94.156.69.88:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://94.156.69.88:7117/gate/

AES_key

Targets

    • Target

      tmp.apk

    • Size

      2.7MB

    • MD5

      07a8a25539d5822f432fd6a2fbead6e9

    • SHA1

      0568730a3fea7d01fe922126c8b605f601fd74bc

    • SHA256

      66c8086e0a930dba88857a9980eb5332de2f09a856a4b9e1430a5cba1af0649a

    • SHA512

      219dac4afe3577cb3233bf4e28204d34f4414ae35d08b5e2c31dc78859d511b51b4314672995d28a8d64e55ac525c1cb9a03a5e0c5da3497aa85326c5e281988

    • SSDEEP

      49152:j6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQs:jFjEI4iZaUzYH99yIR

    • Octo

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

    • Octo family

    • Removes its main activity from the application launcher

    • 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.

    • 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 accessing notifications (often used to intercept notifications before users become aware).

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

    • Requests modifying system settings.

MITRE ATT&CK Mobile v15

Tasks