Analysis

  • max time kernel
    66s
  • max time network
    140s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    05/07/2024, 12:31

General

  • Target
    89198e78d1b86dbf25e078023cc583fc.apk
  • Size 509KB
  • Sample240705-pqf54aybql
  • SHA256 89e4dd013e4573f80d418f29c6334cadb9ee260a4c5aadf466222d4df4e6f910
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • octo

C2
  • https://basgaancosturuyor.com/NGE2Y2RjYjdmYjg3/

  • https://biribasganidurdursunn.com/NGE2Y2RjYjdmYjg3/

  • https://bassganndomaingitti.com/NGE2Y2RjYjdmYjg3/

  • https://usomapompaliyorum.com/NGE2Y2RjYjdmYjg3/

  • https://usomukarimyaptimbasgaaan.com/NGE2Y2RjYjdmYjg3/

  • https://basgaaanpompaaa.com/NGE2Y2RjYjdmYjg3/

Attributes
  • target_apps

    at.spardat.bcrmobile

    at.spardat.netbanking

    com.bankaustria.android.olb

    com.bmo.mobile

    com.cibc.android.mobi

    com.rbc.mobile.android

    com.scotiabank.mobile

    com.td

    cz.airbank.android

    eu.inmite.prj.kb.mobilbank

    com.bankinter.launcher

    com.kutxabank.android

    com.rsi

    com.tecnocom.cajalaboral

    es.bancopopular.nbmpopular

    es.evobanco.bancamovil

    es.lacaixa.mobile.android.newwapicon

    com.dbs.hk.dbsmbanking

    com.FubonMobileClient

    com.hangseng.rbmobile

    com.MobileTreeApp

    com.mtel.androidbea

    com.scb.breezebanking.hk

    hk.com.hsbc.hsbchkmobilebanking

    com.aff.otpdirekt

    com.ideomobile.hapoalim

    com.infrasofttech.indianBank

    com.mobikwik_new

    com.oxigen.oxigenwallet

    jp.co.aeonbank.android.passbook

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    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) 1 TTPs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Acquires the wake lock 1 IoCs
  • Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.slowshel
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4967

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        .qcom.slowshel

        • Path /data/data/com.slowshel/.qcom.slowshel
        • Size 48B
        • SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
        • MD5 SHA1 SHA512

        cedzzialvsni

        • Path /data/data/com.slowshel/cache/cedzzialvsni
        • Size 448KB
        • SHA256 aac193050bee17d91817a743dc17fa95b4e32f6dd8dc09a36669d4beb56bc113
        • MD5 SHA1 SHA512 SSDEEP

        cedzzialvsni.cur.prof

        • Path /data/data/com.slowshel/cache/oat/cedzzialvsni.cur.prof
        • Size 483B
        • SHA256 7e5366323a6c21bfee7693ea175d7fda57580d89cad52d80558f02445fd22f49
        • MD5 SHA1 SHA512

        kl.txt

        • Path /data/data/com.slowshel/kl.txt
        • Size 237B
        • SHA256 45209ca76860f7330e4e3a13adf11d26a00c789bc8a9e6f41448e333c14e4201
        • MD5 SHA1 SHA512

        kl.txt

        • Path /data/data/com.slowshel/kl.txt
        • Size 54B
        • SHA256 9c6496fe06b96ce994867fddd093f1674ce7ee134c7cb628ae5499bbd8d3dc2b
        • MD5 SHA1 SHA512

        kl.txt

        • Path /data/data/com.slowshel/kl.txt
        • Size 68B
        • SHA256 35bac2b34a3ed07fab77a94ffb3a50c64b6213e23b2a958c26c7021abb615616
        • MD5 SHA1 SHA512

        kl.txt

        • Path /data/data/com.slowshel/kl.txt
        • Size 63B
        • SHA256 f6e1545764c5cd2929bdc99301c1bbc27198208769029e22c6d2345989800ad0
        • MD5 SHA1 SHA512

        kl.txt

        • Path /data/data/com.slowshel/kl.txt
        • Size 437B
        • SHA256 e6a4b6c498e1f7f2a93d8ad485732038d37c94e0d8690ebebefa1070bc81ed2e
        • MD5 SHA1 SHA512