Analysis

  • max time kernel
    150s
  • max time network
    158s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240506-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240506-enlocale:en-usos:android-11-x64system
  • submitted
    09-05-2024 22:00

General

  • Target

    657d6c7f79d60e0f7e3458d26fe5c0c1b0e1e1576dc07e47ac488ffda8f6f616.apk

  • Size

    4.1MB

  • MD5

    604d98f084314d0b129ee4891d52c56c

  • SHA1

    da82540643b52db25ce0d82ef896374d12053197

  • SHA256

    657d6c7f79d60e0f7e3458d26fe5c0c1b0e1e1576dc07e47ac488ffda8f6f616

  • SHA512

    1167dcf7c180cbf97449e0f960ee0b8fc09ba9c865497068f00b3f7523b01040a6b7bcb918ecf14c40ea40b4f8566c7cc871a27db84cb57f8d6c7b3e7056539e

  • SSDEEP

    98304:EZ6Yvsd2ofreOoezlcpqG5P9SP68hQU5TiFBcCoFji:YvgXlcpq+VSP6MCo8

Malware Config

Extracted

Family

octo

C2

https://93.123.85.124/TGWgnCJUkNuoaXhNt6PBc3qjzXAuuFBa2D/

https://lowegibiolacaksin.com/TGWgnCJUkNuoaXhNt6PBc3qjzXAuuFBa2D/

https://lowmelowcembowrwe.com/TGWgnCJUkNuoaXhNt6PBc3qjzXAuuFBa2D/

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.

  • 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs

    Checks CPU information which indicate if the system is an emulator.

  • Checks memory information 2 TTPs 1 IoCs

    Checks memory information which indicate if the system is an emulator.

  • 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.

  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Acquires the wake lock 1 IoCs
  • 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.sonnokta
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Checks CPU information
    • Checks memory information
    • Makes use of the framework's foreground persistence service
    • Obtains sensitive information copied to the device clipboard
    • Queries the mobile country code (MCC)
    • 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:4878

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.sonnokta/.qcom.sonnokta
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

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

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

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

    230B

    MD5

    606598362902639597e749458fed73e3

    SHA1

    f2af01f9b578a7378ea6f96a232a4343186a15b0

    SHA256

    8c915fb2068b9b3ea310d4cb1a7ff76f2acbeea2bb25dc901cf383944c902903

    SHA512

    1968adb608dc8fab284360250defbea87472e1c146b1df9030cf1f9aa524d5e7584c7c4682521d2c268bbeb2d2d4c74c1773f756ef0ec5a4df314914d64d66aa

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

    71B

    MD5

    dd293185710263afa50f66f73a15837d

    SHA1

    1cc935d4ef63b7a0c18febd3f20b0c8111a8fa55

    SHA256

    836b3094523a6bb141c09b2a4d8188fd36e938f64e6165ddb431d5d0422fe2ec

    SHA512

    3f8ca2ce14ed5e591884f2de1bfb4d768220054a3f4fae233c599bc20a306724e50cf588d0c87ae8f32e69da19bab819f4fc2648611fd03ef6ce5783f406c330

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

    68B

    MD5

    99ae35d776aca5670cb7169c2351418a

    SHA1

    5e0d9cca6fe39bc6e2947823410e9c236a4ba5ae

    SHA256

    cff987c3d6bc384ea4ca1284acf35054f2f99b5947c2150ff0d79c05bfdbb159

    SHA512

    4c14036c62b591c2ac1e3977c154c5151a90f8d9429c1a85e66ae83cbb0ceba14a13eeef9205e1cb47ba02b1f6e71d01ac9c930605bc77989c7465beb67cf01a

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

    88B

    MD5

    1e7203bd2b116c2cbea78beb5f6fe435

    SHA1

    4457d853106c53906b99507c03310856e991347c

    SHA256

    5be219f5f3bf2f300a86c40139f3c7d5fa008436a21b8f4f1b11dd9aeeee6f17

    SHA512

    c088503f6ed0bc47b7a7307dc76f2b8b7416d2ff6e862779648c81ba26d2c9b79a72ae58ae053ee47fa34af08a78cbe379f469362a753c74a2a3901728da4373