General

  • Target

    40733f778fa09fa7b0a093d9647c15928038826cad373429a13c76d395f07682.bin

  • Size

    561KB

  • Sample

    241027-1xfzfstcra

  • MD5

    fa13a4531e0d1c5c38319659617201d8

  • SHA1

    d3f64bdbb5369bd061702f6abb1bd089734445b3

  • SHA256

    40733f778fa09fa7b0a093d9647c15928038826cad373429a13c76d395f07682

  • SHA512

    6093ef7e3da2974901f34616e76b1d840305b5f150878d8e1212234a814b14121064d1b8a8147ae7528df43b051ae87c15a28571ac066ab813bd752c8b959675

  • SSDEEP

    12288:e8FAUyf5Wibshh4cCW6JpmJuR5/jcXeIuxR1Anq:e8FAUyf1bshhMJ8+A5mRenq

Malware Config

Extracted

Family

octo

C2

https://hepsinezipala4esdim52.com/YzM1YThkNDFkNmQ0/

https://hersenbo67saaaeldai548.com/YzM1YThkNDFkNmQ0/

https://alayinag45idaesaesr5454.com/YzM1YThkNDFkNmQ0/

https://neadamsin45mdeaayaq.com/YzM1YThkNDFkNmQ0/

https://hepsi010malltim21.com/YzM1YThkNDFkNmQ0/

rc4.plain

Extracted

Family

octo

C2

https://hepsinezipala4esdim52.com/YzM1YThkNDFkNmQ0/

https://hersenbo67saaaeldai548.com/YzM1YThkNDFkNmQ0/

https://alayinag45idaesaesr5454.com/YzM1YThkNDFkNmQ0/

https://neadamsin45mdeaayaq.com/YzM1YThkNDFkNmQ0/

https://hepsi010malltim21.com/YzM1YThkNDFkNmQ0/

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

Targets

    • Target

      40733f778fa09fa7b0a093d9647c15928038826cad373429a13c76d395f07682.bin

    • Size

      561KB

    • MD5

      fa13a4531e0d1c5c38319659617201d8

    • SHA1

      d3f64bdbb5369bd061702f6abb1bd089734445b3

    • SHA256

      40733f778fa09fa7b0a093d9647c15928038826cad373429a13c76d395f07682

    • SHA512

      6093ef7e3da2974901f34616e76b1d840305b5f150878d8e1212234a814b14121064d1b8a8147ae7528df43b051ae87c15a28571ac066ab813bd752c8b959675

    • SSDEEP

      12288:e8FAUyf5Wibshh4cCW6JpmJuR5/jcXeIuxR1Anq:e8FAUyf1bshhMJ8+A5mRenq

    • Octo

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

    • Octo family

    • Octo payload

    • Removes its main activity from the application launcher

    • 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.

    • 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).

MITRE ATT&CK Mobile v15

Tasks