Overview

overview

10

Static

static

6

0772367744...70.apk

android-9-x86

10

0772367744...70.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    156s
  • 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
    12-10-2024 01:05

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General

  • Target

    077236774473c1f1f61c12cf60807e1368ce8f4b64757e879a34d821b8454f70.apk

  • Size

    9.9MB

  • MD5

    38e40c1e353360d74266b76433341578

  • SHA1

    e23804360fbce571acaf6f0a039dee8334b8258b

  • SHA256

    077236774473c1f1f61c12cf60807e1368ce8f4b64757e879a34d821b8454f70

  • SHA512

    28e9ec7a2bf92c8224f3c67a89eea5178b23653050cd241c8195a4ce612297b3ae710ae13b4bab49fd29f6b6ea7d922f8eab7fabcc5d91b046f29812f680faab

  • SSDEEP

    98304:iUNecLvFGvouXshUcyBEM4hLzcRr+niVK8dbs3XzRsyPSgaaAd5iSRGLl:8OrMMyU4w3XzR7SZrdrE

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://0e97556072acd897b127d53221a49ecb.com

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
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
    evasion
  • Loads dropped Dex/Jar 1 TTPs 3 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
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.ydfactory_source72
    1⤵
    • Checks Android system properties for emulator presence.
    • 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
    • Queries the mobile country code (MCC)
    • 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)
    • Checks CPU information
    • Checks memory information
    PID:4249
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.ydfactory_source72/app_page/eZDmZSu.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.ydfactory_source72/app_page/oat/x86/eZDmZSu.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4274

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

1
T1628

User Evasion

1
T1628.002

Input Injection

1
T1516

Virtualization/Sandbox Evasion

3
T1633

System Checks

3
T1633.001

Credential Access

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 Information Discovery

2
T1426

System Network Configuration Discovery

4
T1422

Lateral Movement

Collection

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

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Downloads

  • /data/data/com.ydfactory_source72/.global.com.ydfactory_source72
    Filesize

    194B

    MD5

    02bd9744c3fdefb07f727e43f6ed3ed1

    SHA1

    d04c7e34eb28a34b75917c7f74b591912b810583

    SHA256

    44191dfcc2d33febd0d4cde3b1813512d5271c4c32e08e2b57acc82fd7c3f74a

    SHA512

    b174aedaf1360ece27417f84b1ae39ca68d861af2a65719e083b81d1c36359e7260c5508fe2407682292e4c7fcdfb52369f236999df3f44b09e0ea1a93c42317

    Download Submit

  • /data/data/com.ydfactory_source72/.global.com.ydfactory_source72
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.ydfactory_source72/app_page/eZDmZSu.json
    Filesize

    1010B

    MD5

    0a08ad49833c5b359d81969ff3a5e429

    SHA1

    f921249d94f0cbceedcab2551c89de914aa45748

    SHA256

    046df5e3abb5de72e0d477cfc9beb9be6cd4865a2e45a4435ac177fbf08c18d2

    SHA512

    ca3ade1f24524556f57cdb5c77b33bc0a0929f465d4eda8df93cb97fe32f48ddd21564a35ee7680a795c8bb7657aa8426a27c583ba7392209da022f56a376e98

    Download Submit

  • /data/data/com.ydfactory_source72/app_page/eZDmZSu.json
    Filesize

    1010B

    MD5

    6edc3d45c6473e0b34b10dfec2a2a966

    SHA1

    e22a5888ecc97fba7a706700d088d53d93d46a23

    SHA256

    2a48ff7eec62272d9a86c03ded970bb3bb04087cc02dea19c6b4c343882f9ad6

    SHA512

    49106dc916f372667a675a7d3b2be1efb4ecb04f88f6b6cf0a50eb780873a4b3a03f0b844a2b7e53235d50312334d8873ee69b4e3b791c294f210a37b5d4c547

    Download Submit

  • /data/data/com.ydfactory_source72/files/.j
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.ydfactory_source72/app_page/eZDmZSu.json
    Filesize

    1KB

    MD5

    18e57b52abca8657709e1e25b59c86a1

    SHA1

    d3028848b44c664a2ad0a7302c207dadca823151

    SHA256

    8533417fe1f0f2d37c35ee0b1812232b221f84327e81128af2a3aa8aeb5c8949

    SHA512

    0375456987f4ab8356d82be8beae1530e592f63ff21074d5e9ffa34f617704af7b61d35198fe040af8dafa1233c8ca7fae4fd286df96e41da004eeb702642856

    Download Submit

  • /data/user/0/com.ydfactory_source72/app_page/eZDmZSu.json
    Filesize

    1KB

    MD5

    147d88808bb50aa9c2deea53318ad319

    SHA1

    d8a5454091b6999916e94984ff2ee786f2c630d1

    SHA256

    b8fed8e4360ca3037956552395598f08fee10d079da7cab957800ccc8e38dc79

    SHA512

    1c6ba698f18ec5ee35a827975fbb821802848ca0ad370fc7da622998c3314fd9873ebf6f5cd1d52def2bdd884edb77b88669157969741449ac8d8058bbb792cd

    Download Submit

  • Anonymous-DexFile@0xd2d78000-0xd2dfb84c
    Filesize

    526KB

    MD5

    26bd99627251e5956098d189735404ad

    SHA1

    98c617adc79827569c172d8a4ad2018fc127f952

    SHA256

    177af457ef8a4f3c395e2f72ba89724b08bf7e38fcc5dda108f93b9ea3ec79c2

    SHA512

    0ad49e7049666ac515fb936ac12856c3c212182c7c10f23dd44bb0e8cc21f038c9cbe64340daa94e127079c74883f147274eb5db2aab0f74566d05cb3e085dc4

    Download Submit