Analysis

  • max time kernel
    49s
  • max time network
    144s
  • 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
    16-07-2024 22:00

General

  • Target

    4a5988aae7cbd7720d852efd50fc5386ee7d1b9594456fe4d45157f1971b3bda.apk

  • Size

    509KB

  • MD5

    8d7fb786631a4f0f06b1b22c5757a25d

  • SHA1

    2f43cde46745c0aab357319116a82aff0cffa4a2

  • SHA256

    4a5988aae7cbd7720d852efd50fc5386ee7d1b9594456fe4d45157f1971b3bda

  • SHA512

    4dd318bb60e9bc52806fd883e89cba45fc9eb601b448adf4497794c35af93de3091f87ff3e10f54e09a8927a7090608b5845f70c1087f323daca526bad3af4ce

  • SSDEEP

    12288:zaD25zWnwvhpOg9oTBl14bO6uklYDbvxhFGiHvWv7no:zaCknwvh792l+5u8MYDno

Malware Config

Extracted

Family

octo

C2

https://mutocosturoyur.com/YmJhM2M5ZjYyODY5/

https://lolo2naberlo.com/YmJhM2M5ZjYyODY5/

https://havalarsicaktir.com/YmJhM2M5ZjYyODY5/

https://calısmıske34r.com/YmJhM2M5ZjYyODY5/

https://r4s5t2t2fa.com/YmJhM2M5ZjYyODY5/

https://gurcustill254.com/YmJhM2M5ZjYyODY5/

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 4 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
  • Requests modifying system settings. 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.fieldabout2
    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).
    • Requests modifying system settings.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4253

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.fieldabout2/cache/oat/pdauwwgkbo.cur.prof
    Filesize

    412B

    MD5

    a2aa9daec8b895451d79fcb3fb80090a

    SHA1

    bad128e9c5541c181ae404f52710241ab9fd3139

    SHA256

    f740bad7b6391ebe6428320ef5b71fb9caf02a9b707177445af89317297140a5

    SHA512

    f5936adb1c2d59a2d396904785db6649eccf3598bdde0045c1a24faebf279d215db651a872a8e61ff8e3e072f60d54b1e643feb9fa354467b1247b65a8fc0e46

  • /data/data/com.fieldabout2/cache/pdauwwgkbo
    Filesize

    448KB

    MD5

    44652c376a64287ab5d3672c4b743d6d

    SHA1

    2deefa4fe9a2dd18b692c6db0e76e3efb45d4c5c

    SHA256

    002b760287061cf36e6c775f0d2f9673e68a8256a4ec1688a01f0095b7e8bff5

    SHA512

    d3b07128848ff076ede2b596f9c670edd974a9be4c80d740e23c9fc022e564475711d0173a51618d0c6716de795d81787f7ae726c1db17ccc9dce41f6405ae77

  • /data/data/com.fieldabout2/kl.txt
    Filesize

    65B

    MD5

    c870a02951c4c88b4777eb74832eb73c

    SHA1

    a01b91ce0730394ea1aac71163381aeb26b917a0

    SHA256

    397379e704ddf92278e2192bae80481fb61f6daab2bf197785be60c04d1a1854

    SHA512

    d4d39d4adca66ac07433199067bcdfffa05819880a4d255946a98d9f6efe5e2605ff1a1a41e5282bbf4fcd6667d9caedfec499addb28d79c032cd5f007bff2f7

  • /data/data/com.fieldabout2/kl.txt
    Filesize

    237B

    MD5

    cc5d0f7c4a86226c0b6f6d46e0d37916

    SHA1

    8936e8c488fb9d14447091c4bb96d31ab2c5dc23

    SHA256

    63b0877bd65c5eb998f6f1c8050d6ab7b819149ff8bd077331a9ac63a71ab738

    SHA512

    7264d27f49c0f4de6d85e5c78eea349af46507556187944256e24f763b426e8380a7098657bb644f5e04cfa2e6a2d055641a6ebb57cc89458f95fdbafa96625b

  • /data/data/com.fieldabout2/kl.txt
    Filesize

    63B

    MD5

    da282cce4934179e269ffb8d68a51e19

    SHA1

    ab3af582700df8904f5e07b300da87e5c4f1044d

    SHA256

    1138def7ad23e5315868ae6faae3f8efd5a3dca0534957d9a00e5d960aa92076

    SHA512

    63294d3fbb1596992f729b8ec7d84536efc06e24337133ccb9fa6f7656fd905bb3eb66856be4a5d85a3e222e341ac7caca1bb5315e1e621556cd37db12d58fcd

  • /data/data/com.fieldabout2/kl.txt
    Filesize

    63B

    MD5

    6d9ebb23e822b927223a4dbe4b8378f8

    SHA1

    d68afb08a009b149779a7437f22c9b6949d004b2

    SHA256

    111715f60e5b6827fbdece3c29b11f6b78ab5f5512133725efc5e6fd2bc39f30

    SHA512

    fe24ce5144e9b42ce6f349ae1d3f11d8a1478da73254a733c1e18b45dc63e8a81abeb84aec76240a8a4ed6a41260c0bb01a0c51e70c18f88c9bf1a86a0ca824f

  • /data/data/com.fieldabout2/kl.txt
    Filesize

    437B

    MD5

    db0571af0c70f6860ad004773b41471e

    SHA1

    e45be0bfbb61476a82eb74cc2ec5c182f56dd0ac

    SHA256

    28883ebbece6ded0dbe43da8635a18e1fd62a26f9e19e34fab9cc37317b06d65

    SHA512

    16f2cf4fa7c9fb1008b52cf544d50dabe2799e263eab247c71e8dbc3f2a909cc9368d01e9416e1a72e25bd8ef3c0e1da3857814bc360ffc7df809185f1879319