Overview

overview

10

Static

static

6

97e1e1b53f...2b.apk

android-9-x86

10

97e1e1b53f...2b.apk

android-13-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    136s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    23/07/2024, 13:16

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General

  • Target
    97e1e1b53f1797dd648aa8cc40b57d2b.apk
  • Size 509KB
  • Sample240723-qhs1csvclh
  • SHA256 ca3da13d69ce07ed9b31314f2404f9c6a2235067406b545d7b00517258cee9d6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

  • octo

C2

  • https://selamcanoonaber.site/ZDljMGYyZTQ3YWRi/

  • https://hava540derece.com/ZDljMGYyZTQ3YWRi/

  • https://cehennemdirloo34.com/ZDljMGYyZTQ3YWRi/

  • https://sicaktanbayilcam52.com/ZDljMGYyZTQ3YWRi/

  • https://otururkenterliyorum42.com/ZDljMGYyZTQ3YWRi/

  • https://sicakdanbeynimyandii2.com/ZDljMGYyZTQ3YWRi/

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.

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • 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.

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

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests modifying system settings. 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.atlotzowj
    1⤵
    • Removes its main activity from the application launcher
    • 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)
    • 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.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4221

Network

        MITRE ATT&CK Mobile v15

        Initial Access

        Execution

        Persistence

        Event Triggered Execution

        1
        T1624

        Broadcast Receivers

        1
        T1624.001

        Foreground Persistence

        1
        T1541

        Privilege Escalation

        Defense Evasion

        Download New Code at Runtime

        1
        T1407

        Foreground Persistence

        1
        T1541

        Hide Artifacts

        2
        T1628

        Suppress Application Icon

        1
        T1628.001

        User Evasion

        1
        T1628.002

        Impair Defenses

        1
        T1629

        Prevent Application Removal

        1
        T1629.001

        Input Injection

        1
        T1516

        Credential Access

        Access Notifications

        1
        T1517

        Input Capture

        2
        T1417

        GUI Input Capture

        1
        T1417.002

        Keylogging

        1
        T1417.001

        Discovery

        Software Discovery

        1
        T1418

        Security Software Discovery

        1
        T1418.001

        System Network Configuration Discovery

        3
        T1422

        Lateral Movement

        Collection

        Access Notifications

        1
        T1517

        Input Capture

        2
        T1417

        GUI Input Capture

        1
        T1417.002

        Keylogging

        1
        T1417.001

        Screen Capture

        1
        T1513

        Command and Control

        Exfiltration

        Impact

        Data Encrypted for Impact

        1
        T1471

        Input Injection

        1
        T1516

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        .qcom.atlotzowj
        • Path /data/data/com.atlotzowj/.qcom.atlotzowj
        • Size 48B
        • SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
        • MD5 SHA1 SHA512
        Submit Download

        tqampnkfskbkj.cur.prof
        • Path /data/data/com.atlotzowj/cache/oat/tqampnkfskbkj.cur.prof
        • Size 494B
        • SHA256 0547d527280b985b00cff66a11d2cf729f9506d82a2cec729d92ab5635af0948
        • MD5 SHA1 SHA512
        Submit Download

        tqampnkfskbkj
        • Path /data/data/com.atlotzowj/cache/tqampnkfskbkj
        • Size 448KB
        • SHA256 f3fd9598445d565a0620cd3e97408168cc812b39eb459d4a3b8b0d4d5cab3b25
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        kl.txt
        • Path /data/data/com.atlotzowj/kl.txt
        • Size 237B
        • SHA256 c552e5dda6f0e8c18feb46479072716543f560befaebe7733afc34d648e0f081
        • MD5 SHA1 SHA512
        Submit Download

        kl.txt
        • Path /data/data/com.atlotzowj/kl.txt
        • Size 54B
        • SHA256 c78aa9aefdf2d072222bc793cb46d39bfeed680c3055e9e5865e6d6c8f463056
        • MD5 SHA1 SHA512
        Submit Download

        kl.txt
        • Path /data/data/com.atlotzowj/kl.txt
        • Size 68B
        • SHA256 397b92317558429e972ca9bfccb54d1a8449d8de77163dfa75d0c07d21006c7b
        • MD5 SHA1 SHA512
        Submit Download

        kl.txt
        • Path /data/data/com.atlotzowj/kl.txt
        • Size 63B
        • SHA256 ac0feb8073d42aa72ca27886c118a7ffcb875cf3160f410af421f851040dccc7
        • MD5 SHA1 SHA512
        Submit Download

        kl.txt
        • Path /data/data/com.atlotzowj/kl.txt
        • Size 437B
        • SHA256 9b0e418973ea2ef5d9d2663ec44fa935efc5e611f108b75f5c58b233371ff76d
        • MD5 SHA1 SHA512
        Submit Download