Analysis

  • max time kernel
    151s
  • max time network
    147s
  • platform
    android_x64
  • resource
    android-x64-20240506-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240506-enlocale:en-usos:android-10-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
  • 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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • 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
    • 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)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Acquires the wake lock
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:5103

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

    958d718c8e7217a5a4a27a9102ca3e61

    SHA1

    dfb4f1f6c5dbcf1b73a1d3fd6502293c5323db50

    SHA256

    14aa262979726d4d94659afd3f51bed5442decc5be64e5d7b58f89d5b27b3aac

    SHA512

    60d8e29949935b73f5562fdd5a3c86404bed9e1054fc212e426da9e5fa82f24f4f85e26776f1aec8b30e70e999759ce5ba06693d5011240d2e954f6204cbc62d

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

    71B

    MD5

    0a807d71e8651c86138e86eb14bd3567

    SHA1

    fe98f61d9eb403f2501678dc5a0c41fdae1a8ee9

    SHA256

    6d3eacee343e3cf4e41298fa9412fc3eea1fc152da3ff8dcfd2b869a4f9a4350

    SHA512

    2dfad720c5a93d066e26de6dcc962949b6aa905e731394486ae582611be97bb81249f5108d1f0ccb926ea1d88ba6b589a472f0a4ad04392a969d06e7a43ee407

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

    60B

    MD5

    c66420a507d57fdbda504935c5146afc

    SHA1

    eba84275278562e18840f460d475b897679d6e05

    SHA256

    6bed190c030dcf389b364ddd351b975a3c57bc314f48bdd83f2405fe4aa5c7e4

    SHA512

    81d578a0ff41d5870aa12d7e01bbf7701853e343d2932abe5b8fe306ebdd51bac0a38c252c0306801c235a57053e4147ab45eba862c07b8d0dbfff599a91655d

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

    423B

    MD5

    8efa62eb5c68627c72bddc2aec0f0b18

    SHA1

    cb32c49c47a9f2f202767eb615a387f3fd6621a1

    SHA256

    cad4685848e7f17be00c2e6b1869da4653850648fdeee8873e51518e1585e365

    SHA512

    1ed4f3f082447f649843bd44d2ab3515100655e094787ad3c18c6585bfbeebf0a4dc03a5a5e3b11b41f4504127105011b03226e19d04ef9e06ad465ff27710be