General

  • Target

    4928c563dc610a7c968f697e4ebcda9a441d94a4abd5013c38dfa8e8b62cc4f5.zip

  • Size

    58.8MB

  • Sample

    241120-cceznaxphx

  • MD5

    5e36fcfbfc82a96527329d8decaf5e1e

  • SHA1

    6737e3ec7e284b4da5e67cf1966d16a7b8a2d673

  • SHA256

    3e2a43d7889e7ed0c54c926c76978fb0e3785418c375c4e85c6aa43d6ba2165c

  • SHA512

    76d80e0c8e93b514b7f49290db622fc2346568908d479410ac315661da0eb783f4bbec85c919678fb7000573ea22d991134106d928876cbc201747afc6622ee3

  • SSDEEP

    1572864:rYBwmb6vWhMZVkZhI8/PlXlJ/GEmvhLVL2u3MmZ2HB:rrvW0kZhIiPlXlHm5LVd7oB

Malware Config

Extracted

Family

octo

C2

https://500e563f6f9a39c838ffcd3f8dd2c2d7.com

AES_key
AES_key
AES_key
AES_key

Targets

    • Target

      4928c563dc610a7c968f697e4ebcda9a441d94a4abd5013c38dfa8e8b62cc4f5.apk

    • Size

      88.7MB

    • MD5

      0e6b33ba825b5e5ce5e2caa03727cd1f

    • SHA1

      0c2574193c88c35bfa70203f5bdcb73989683b94

    • SHA256

      4928c563dc610a7c968f697e4ebcda9a441d94a4abd5013c38dfa8e8b62cc4f5

    • SHA512

      d0f61b8f2f2b61cdf29026320d403ef96b6947dd6941d1d4b95885740880131215abd9bd19ea8b9a451b719ec3eb725afdd1e9fcfee2c3a9623da7975ec00441

    • SSDEEP

      1572864:Ay/UiFkHpKS01NL4iasXbSyaYdtUvkXQ1eYJnrHAFbPlPv5hA+1:Ay/UiFD1No3lLAVPlPR

    Score
    8/10
    • Checks if the Android device is rooted.

    • Acquires the wake lock

    • Queries information about active data network

    • Checks the presence of a debugger

    • Target

      base.apk

    • Size

      7.4MB

    • MD5

      1f69da93d6390a1a8d7b9c5bbe00a216

    • SHA1

      ab7604bb897acce353d5e6daddfb367b105a6658

    • SHA256

      7cd88b2bdaf20440113eba9e804286c061f465f5729fb9c3388b7e27a1565b7d

    • SHA512

      9dbda31e57f469d2254c569a488e870167bf70189dea20df47d7cc1a8e305b1a24823bcacce6296ef36595171a615a16a48cb00b33c1472d896122df8af0d7ab

    • SSDEEP

      49152:O15qVGjHdLuywEpKPV3XKs8XRsEXoq45iS7xrG+vDwY4QjVKScyGNjBn39m5Fw8X:O1iO7fpOV3X6Rsr5iSRGDOVKLTceM

    • Octo

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

    • Octo family

    • Octo payload

    • Checks Android system properties for emulator presence.

    • 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.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • 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