Analysis

  • max time kernel
    31s
  • max time network
    135s
  • 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
    10-07-2024 22:00

General

  • Target

    ca9f8cc74dee381acdcd6b7a8f06e8282565fd078331ef6d14ddd4137b2b2b15.apk

  • Size

    509KB

  • MD5

    a46adc95b4cbee311aeba84d24b5abe9

  • SHA1

    1a74f276f159763bade3efaca2972965264c9719

  • SHA256

    ca9f8cc74dee381acdcd6b7a8f06e8282565fd078331ef6d14ddd4137b2b2b15

  • SHA512

    da32cf8db73b55661ff0c07b9119872547b8c859b99983482f6b4ee3de38a28865037354f34f35e35da05684c413076826a74a751ac0900919e0b97ecd283735

  • SSDEEP

    12288:10xnG5wqMvCVakIv6XTQd/+4O5CgmkC19bgSehCUI0KdPytaLS6Z:10xnEXnkkSITQmC9sSegUTKBLS8

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.

  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 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 2 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • 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.sittimeok
    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).
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4256

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.sittimeok/cache/wzwhjihbarcsmac
    Filesize

    448KB

    MD5

    77b539739727e2901d3c700dcd1e949a

    SHA1

    a7a4eda43acc667a5175fe37a18a0a3d08ac7ab5

    SHA256

    883a898b2b24a9072b529f878eaccbeed7c005ee89123378857618f2af267fa5

    SHA512

    c188525efb6df631a6ee931f82366e84b86687613102032945b08de504b6eca0d448eab68a1b7ca51a170c7f1d05a648a8ef2ae1a9bec0e7aaeb58360580d1c7

  • /data/data/com.sittimeok/kl.txt
    Filesize

    237B

    MD5

    8266c19a8cd98142cb274f5f947f9e54

    SHA1

    aaa6f9bda3fed44f3febabfe90ebeda304c34ba1

    SHA256

    221866e7a0dfbecaa3922525825f2d32c9411b103e0f90c82343b2b8b9719509

    SHA512

    2547761260d2ab700cc6593d1850beac1dd6031eea009333ef99a16f9567474c1acef69f9155178b252b10bfc97bd73c8c4e4be67b0ad57c89c0d44610220e2f

  • /data/data/com.sittimeok/kl.txt
    Filesize

    79B

    MD5

    99000e95d87fb3d4cdf1b2557509ed52

    SHA1

    7c5392391957c8b7ec120b932034553c4b9a7747

    SHA256

    d49a046f1eb1bbf76637154896eaa41d7992853b7a5adfa6072dfbf8a67809ce

    SHA512

    2be47ce43f948cf1f4fd622a0ff8cbc4749f22ec122be8d82d0ebcd4683d075a587f2c7e22f55336c1079ef201dcbebae56cfbd2ef2487b73bc7085391fa9d25

  • /data/data/com.sittimeok/kl.txt
    Filesize

    54B

    MD5

    53051b1e10e08dfa720e6dfeb15c5227

    SHA1

    f72ec22e903dabbb2a62079a7a116cfdb24fe939

    SHA256

    95178482887ab3a84a4bf5426215d5b6e3463a4bdfd48052b24642155a259631

    SHA512

    0c6f4146700e869ab70386d89bb67229cc97b3a42934156b50f7cfe181def52d065fdea5e832123de93862130e20cc3151ba69d9bd8a68a3243f3ccebec859e2

  • /data/data/com.sittimeok/kl.txt
    Filesize

    63B

    MD5

    254e33bfecdae4bd434089b9e7d48271

    SHA1

    f715ed0ee9bac35dd3c09d8940843a5ff21f10ee

    SHA256

    7011b8b923317e8feb0376a798f3f119060d16807d2a2857ddf141c1d9d1b387

    SHA512

    d9f6f7d9529051e884eaf27f1cac2a785b9ffddfb7cf1527b1a70c7fc10d7c4d609261b1dd240c62a12c2d4f6bae0bad85f685096e6d0004d0cf9387c233e593