Analysis

  • max time kernel
    179s
  • max time network
    189s
  • platform
    android_x64
  • resource
    android-33-x64-arm64-20240624-en
  • resource tags

    androidarch:arm64arch:x64image:android-33-x64-arm64-20240624-enlocale:en-usos:android-13-x64system
  • submitted
    23-08-2024 22:02

General

  • Target

    50bcb9214233d2e6d062246fae01ef9a0f27c0ef8056815cda0adecf83ec8969.apk

  • Size

    2.2MB

  • MD5

    99de6d0d639ebe28f9ac7cb9dabfecfc

  • SHA1

    258eae4c22cb5d9f1aaa2856f6634df1c4fefcbd

  • SHA256

    50bcb9214233d2e6d062246fae01ef9a0f27c0ef8056815cda0adecf83ec8969

  • SHA512

    8590c66a7c8080271d901d5f19734d829f0ecf03bc28002cfbaac42337df813eac69082ce12d0a5ca4124219134137a053472f0c75f2b13c199795531c6635d5

  • SSDEEP

    49152:ARZ5ibC1IlREdbpCABDAaCMW115huZzVRPM5M4C9TCyjXKSIuJVbl7HU:ARZ5tilRWbpnBZbEfYLPM582ybFI04

Malware Config

Extracted

Family

octo

C2

https://voranileximavor.xyz/YjdkMWRjNTllNzZi/

https://xerolimanorvix.xyz/YjdkMWRjNTllNzZi/

https://tarovinalexmon.xyz/YjdkMWRjNTllNzZi/

https://merolinavexrox.xyz/YjdkMWRjNTllNzZi/

https://zolrivanelomax.xyz/YjdkMWRjNTllNzZi/

https://karlovinarelox.xyz/YjdkMWRjNTllNzZi/

https://vernolimarevox.xyz/YjdkMWRjNTllNzZi/

https://solvinarilemax.xyz/YjdkMWRjNTllNzZi/

https://tralonivexomar.xyz/YjdkMWRjNTllNzZi/

https://norvinareloxam.xyz/YjdkMWRjNTllNzZi/

https://jerominalexvor.xyz/YjdkMWRjNTllNzZi/

https://ferolimanivrox.xyz/YjdkMWRjNTllNzZi/

https://xerolimaxonvor.xyz/YjdkMWRjNTllNzZi/

https://pelonivaremaxo.xyz/YjdkMWRjNTllNzZi/

https://tarolinaxmover.xyz/YjdkMWRjNTllNzZi/

https://lornavinarelox.xyz/YjdkMWRjNTllNzZi/

https://zarolinavexrom.xyz/YjdkMWRjNTllNzZi/

https://kolvanarexilon.xyz/YjdkMWRjNTllNzZi/

https://jarolinamovexr.xyz/YjdkMWRjNTllNzZi/

https://trevinolaromex.xyz/YjdkMWRjNTllNzZi/

rc4.plain

Extracted

Family

octo

C2

https://voranileximavor.xyz/YjdkMWRjNTllNzZi/

https://xerolimanorvix.xyz/YjdkMWRjNTllNzZi/

https://tarovinalexmon.xyz/YjdkMWRjNTllNzZi/

https://merolinavexrox.xyz/YjdkMWRjNTllNzZi/

https://zolrivanelomax.xyz/YjdkMWRjNTllNzZi/

https://karlovinarelox.xyz/YjdkMWRjNTllNzZi/

https://vernolimarevox.xyz/YjdkMWRjNTllNzZi/

https://solvinarilemax.xyz/YjdkMWRjNTllNzZi/

https://tralonivexomar.xyz/YjdkMWRjNTllNzZi/

https://norvinareloxam.xyz/YjdkMWRjNTllNzZi/

https://jerominalexvor.xyz/YjdkMWRjNTllNzZi/

https://ferolimanivrox.xyz/YjdkMWRjNTllNzZi/

https://xerolimaxonvor.xyz/YjdkMWRjNTllNzZi/

https://pelonivaremaxo.xyz/YjdkMWRjNTllNzZi/

https://tarolinaxmover.xyz/YjdkMWRjNTllNzZi/

https://lornavinarelox.xyz/YjdkMWRjNTllNzZi/

https://zarolinavexrom.xyz/YjdkMWRjNTllNzZi/

https://kolvanarexilon.xyz/YjdkMWRjNTllNzZi/

https://jarolinamovexr.xyz/YjdkMWRjNTllNzZi/

https://trevinolaromex.xyz/YjdkMWRjNTllNzZi/

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 1 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
  • 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
  • Requests modifying system settings. 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.fold.thumb
    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)
    • 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.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4323

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.fold.thumb/.qcom.fold.thumb

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.fold.thumb/app_hammer/Sohci.json

    Filesize

    153KB

    MD5

    1222bb0865562cbbf3e34970a43b1ccf

    SHA1

    26dcdb958cc75f3d183d8a747a7c4c9c23514630

    SHA256

    ab46bac430d25cd2bc93932aa2abec3efb4e1fee2ed04758888ffe4b5b20a64f

    SHA512

    9e7bf1febb352e5c1f56ce416abd3eb40cc94dd250d7d7549f3c335c1f66e11c694fe52f31fdf5f70d9bdd705444924c581f2e7f0d6681bdf8950ae0255d54d0

  • /data/data/com.fold.thumb/app_hammer/Sohci.json

    Filesize

    153KB

    MD5

    0b39e873508d65eebd4d420823722fe1

    SHA1

    5911de19978aaaf401ba57c1fa471c0cc4fa2375

    SHA256

    eafb008e89e111920bdf452565662135a805338b791615f1e18881e01390c4c0

    SHA512

    6c5bbcf5fcace210d9e4a851517ad03882d17a18b016e3dd3422f4d0abb658dfbec05ec8e41a7cb381c7ecd577a4bd9b2391b73cee791d3b862bc5d9737b8a4e

  • /data/user/0/com.fold.thumb/app_hammer/Sohci.json

    Filesize

    450KB

    MD5

    66409e14feb4bc8868e91f7397d1ba65

    SHA1

    fe7aa3c48bfbda8eb334e105dbb9616471d402bd

    SHA256

    0f8691bdd075056c5525e3bad222db85d00d4d16359da6abcce3f7b333fb9c74

    SHA512

    2e490bf81601a22b3822c593e7132894fe3fae7b5be68d3300651ffc4978173e1e7cd55ff8afb7385249cebdd3baa16e47441f37b9e52044cec6f32265692e8f