Analysis

  • max time kernel
    171s
  • max time network
    171s
  • platform
    android_x86
  • resource
    android-x86-arm-20240514-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240514-enlocale:en-usos:android-9-x86system
  • submitted
    19-05-2024 22:00

General

  • Target

    4f22878736f4e0645673ec3ec16568fb14875a8a9ff9f66e86f1f4c8309c684a.apk

  • Size

    521KB

  • MD5

    af1c96e68347c0282459bc990eeaeea3

  • SHA1

    ab7a142f3ea7220efa147733ce1c7f2ad56cfb2b

  • SHA256

    4f22878736f4e0645673ec3ec16568fb14875a8a9ff9f66e86f1f4c8309c684a

  • SHA512

    abacd8dd6d1179b80810ada92346584d4f474da35117e2e362cad8976a00cc96ba1bf860ac0c407dfe3651f31516ce6706a1586d1ef615a4aa0c3c7ba892389e

  • SSDEEP

    12288:8mqwe6n5Bf2Al1aviFuCDVjvPXtICeNgP:He6n5Bf2UaviMCDpVICeNI

Malware Config

Extracted

Family

octo

C2

https://fpyxzorv.top/ZDQyN2NmOGEzOTlk/

https://jiqkkuzn.xyz/ZDQyN2NmOGEzOTlk/

https://qwipblom.top/ZDQyN2NmOGEzOTlk/

https://gufxdixt.xyz/ZDQyN2NmOGEzOTlk/

https://klurjorp.top/ZDQyN2NmOGEzOTlk/

https://zyptqalv.xyz/ZDQyN2NmOGEzOTlk/

https://fwizjexy.top/ZDQyN2NmOGEzOTlk/

https://kuplzavn.xyz/ZDQyN2NmOGEzOTlk/

https://plimqylx.top/ZDQyN2NmOGEzOTlk/

https://fruzjenk.xyz/ZDQyN2NmOGEzOTlk/

https://ploxqenj.top/ZDQyN2NmOGEzOTlk/

https://jivmzylf.xyz/ZDQyN2NmOGEzOTlk/

https://kipxfuvz.top/ZDQyN2NmOGEzOTlk/

https://jilkqypt.xyz/ZDQyN2NmOGEzOTlk/

https://bluzgipx.top/ZDQyN2NmOGEzOTlk/

https://zwolkrip.xyz/ZDQyN2NmOGEzOTlk/

https://zyrmjuxp.top/ZDQyN2NmOGEzOTlk/

https://fqunpluz.xyz/ZDQyN2NmOGEzOTlk/

https://zixpjovr.top/ZDQyN2NmOGEzOTlk/

https://qyrlzymp.xyz/ZDQyN2NmOGEzOTlk/

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

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 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 foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • Reads information about phone network operator. 1 TTPs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.doorfalljnr
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Removes its main activity from the application launcher
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Loads dropped Dex/Jar
    • Makes use of the framework's foreground persistence service
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4287

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.doorfalljnr/.qcom.doorfalljnr
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.doorfalljnr/cache/oat/xsmthfkwaqt.cur.prof
    Filesize

    516B

    MD5

    8a1dbfcea1bc6341b7ad2fe4bfb7aedb

    SHA1

    3d3c1df4ab7566d0cbe19873b625240374fd6181

    SHA256

    f3ac7b0b25d1ecd89faa113d5b32ecddd65da1e57e3dfc1d7e7da4ac72eaf452

    SHA512

    f18c0c5311433c3e88f0340ec70b6a2d1b3bbde5410ebadcd16b383aaa1c92b7dd29e54a972a1e5ebe4bfc1392bc1c4f529458fe85fd49abc260d02451a86214

  • /data/data/com.doorfalljnr/cache/xsmthfkwaqt
    Filesize

    450KB

    MD5

    bcccfc0fe9b4334c78ba4aad815b2103

    SHA1

    65c386400765bd710db03766735333f4d6be636e

    SHA256

    2120248686082c92576fb755f37743652aa31ef579a6b9f5160abaae6f81d019

    SHA512

    7e9d883ed365814417cd061d0005f604b0de911a5d6759d3c0a1555ed341080afa20f77d342ede1cdbc27c07122222855ac92ddc27535d84b7bcd80e76cfbdd0