Resubmissions

03-05-2024 05:42

240503-gd9ymsge4w 10

30-04-2024 22:00

240430-1wrdssgg4w 10

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    android_x86
  • resource
    android-x86-arm-20240221-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system
  • submitted
    03-05-2024 05:42

General

  • Target

    24d31427e6d97833fc863edded7508bc41b7847ef815d7a3643aae4429448afd.apk

  • Size

    521KB

  • MD5

    146dbf9fe8e6eaad0b66a8c7e10386d1

  • SHA1

    004c4d544f3d5f9d361a85ff59d2ab62b61d588a

  • SHA256

    24d31427e6d97833fc863edded7508bc41b7847ef815d7a3643aae4429448afd

  • SHA512

    8d569c6ec6b4b5b0b501f68dad5c8bdd03fa620be58fa4a9d98f6b93908ee5f74b1389703b2aa6f32c9537a3247252c00d8d3300fabd6a75e098d522d0675ae7

  • SSDEEP

    12288:cbBvPJqvdF+PdU9Jo6XgROjcoMQAke21n0O5X17DeyH:2HJqSF2JzrGv21n7H

Malware Config

Extracted

Family

octo

C2

https://maraksatandas13.shop/ZDQyN2NmOGEZOTIK/

https://teckmarakbads2.shop/ZDQyN2NmOGEZOTIK/

https://teckmarkanary1.shop/ZDQyN2NmOGEZOTIK/

https://teckmarkanmdas4.shop/ZDQyN2NmOGEZOTIK/

https://marababrtdas.shop/ZDQyN2NmOGEZOTIK/

https://techhubshop24578.shop/ZDQyN2NmOGEZOTIK/

https://tecbabbshop24578.shop/ZDQyN2NmOGEZOTIK/

https://kemertarladakal.shop/ZDQyN2NmOGEZOTIK/

https://kemerdastarladakal.shop/ZDQyN2NmOGEZOTIK/

https://kanarsdmerdastarladakal.shop/ZDQyN2NmOGEZOTIK/

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
  • Requests modifying system settings. 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.heardbigiifv
    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).
    • Requests modifying system settings.
    • 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:4271

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.heardbigiifv/.qcom.heardbigiifv
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.heardbigiifv/cache/oat/zvpabe.cur.prof
    Filesize

    478B

    MD5

    a90e0fd25d21203fbf889f5919fd029c

    SHA1

    769b1ccde5664d2df2d0edf7dddcc52923ed497e

    SHA256

    030cef6e7ace80179a520f9b9747a80a85f33002ecf1e2f0c60d5a9894c21ca3

    SHA512

    3c36e27401161a560e85817834419cb0036b036b2612226e16308044d85242c84fc788aef0d1faba4299be30686c1aa6b04a2edd8b1ba71bfffb051d46b64f59

  • /data/data/com.heardbigiifv/cache/zvpabe
    Filesize

    449KB

    MD5

    193caceb1f2c36df10b826b559b59943

    SHA1

    004cdeabfe09592546f2a7daacae34e52df7307f

    SHA256

    dfc0d77226c5e5ce7ac6d5feefcb3a4030c98556bf4cec05eee42ccc6add3b74

    SHA512

    ca1691070d02290ea7b6b35ccd3100e179307767b0632549d9925b3abe9545eb36d1d1f8e7862cb39b1095314d82aa3e52e6811b39e3d55037c3cd15155467fc

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

    237B

    MD5

    1f7d19e975fae623abec26872e43a274

    SHA1

    a57cc0f0e2cffc00642fc1dec355091d36192d3d

    SHA256

    b0081ccbb6fed0213f0de6d262bc08204a811d7f8a0d7a9d3e5421e03b5f63ae

    SHA512

    fcc80cbd2add200e0e63e4aba42a60dc55b19652b325adb3607306fc62db1e21070fed2b128463fdeaf9cc9b962bfe152fc33fa2e3d4c61ca4f4912b7e2a83f8

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

    54B

    MD5

    eb37c16bfe2f5a25075cfda3108e7f0e

    SHA1

    71b343b5872f6cf0daf2cc53bd40c8d9c59bb173

    SHA256

    e0ba8e28559678951c70495d28c05066f26051ffcfc6fca6f3d67fdf4a38877b

    SHA512

    58e96ec9077c0979293bf5dc288bf5afeda01af4e7bafa2821089f52142f647df21d5f318d43f943a22b6e49d19942efa7c46545c956cd49cbd86c73b1eebcfa

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

    63B

    MD5

    455ef9b1bcabdc983c538ee8bf9075ac

    SHA1

    7037d7cb229565dcb0d20196bbb7d4d7e39f334f

    SHA256

    33cbf6b19921b9cbc0e7f168a0aa9973754b551db229d6222f5be05182cf44da

    SHA512

    818f72d0dc37151dc48e9e335e8d0ad59a66871cb79872936d78c52e09c31951c11bdfa95ff9f0af8cf8ee232cc2c265c5af6032479528dd3acbfdd194feda0a

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

    45B

    MD5

    45204938e45e4899f89fedf07be3b040

    SHA1

    34e138d43f7e1cec937ed811f379e55a3905d22e

    SHA256

    14a58c75e85958ba29bc97f78b2ad5d8e0fbdcf54e3008cc672d9dbcd570032f

    SHA512

    f7a43842fe2bb5d1553c955fbf1c5bc431a3f0b41dd4ed0259dae84aff77c0785084b59d8c1d3fb5eb4b8d0dfcf2ca99c52a4ecf2ebaa487d9b39818fba11dbb

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

    437B

    MD5

    e5c710d74d0e65d451bf0213ae527a32

    SHA1

    bfc87d134d344b641896469b3af50da1c4e484a9

    SHA256

    cc316be8124e23f815f0317710b3dbd4a4e46a0837c999bd3a1e16b8d0fae9c3

    SHA512

    a7ad844a2a4e75dc007f94b57008689cd47cac344465da40f2d1928a668a19ccad9ff6d6e265436131230531d2854829dc6a72317bc647a95be55c38bfe16f0e