Analysis

  • max time kernel
    59s
  • max time network
    46s
  • platform
    android_x86
  • resource
    android-x86-arm-20231215-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system
  • submitted
    15-02-2024 10:26

General

  • Target

    octo_alphasecurity.apk

  • Size

    509KB

  • MD5

    d76eb1946a6595abae38b837e43f3e82

  • SHA1

    05b45ef172c07969bd2c079de45b6a312b9c0d66

  • SHA256

    652b7e62c4a55424c816422f1f550bce4816e43ad10fda9f13e779dbf17b54ed

  • SHA512

    fdbca6fa245d0c97ad2dcd337edf968a697bb6d2e73aa353870863ace4d2a424a1a5e3f83d7d46918a34250b21fe0d63426b82f9b66a4bb63217e59f95ce2c42

  • SSDEEP

    12288:NIr2QWd7xj+S2GgSWh2JxHjyToWGPUila0WKi+dg46RW66:NI3c1Dgvh2JUTIPUilaVKigg8

Malware Config

Extracted

Family

octo

C2

https://mine-495834.com/NmE4NzY2MmIzMTM2/

https://mine-495834.net/NmE4NzY2MmIzMTM2/

https://mine-495834.info/NmE4NzY2MmIzMTM2/

https://mine-495834.org/NmE4NzY2MmIzMTM2/

https://mine-495834.xyz/NmE4NzY2MmIzMTM2/

https://my-354363.ru/NmE4NzY2MmIzMTM2/

https://my-354363.su/NmE4NzY2MmIzMTM2/

https://my-859745.ru/NmE4NzY2MmIzMTM2/

https://my-859745.su/NmE4NzY2MmIzMTM2/

https://my-938475.ru/NmE4NzY2MmIzMTM2/

https://my-938475.su/NmE4NzY2MmIzMTM2/

https://my-873755.ru/NmE4NzY2MmIzMTM2/

https://my-873754.su/NmE4NzY2MmIzMTM2/

https://linkrt-44353.com/NmE4NzY2MmIzMTM2/

https://linkrt-44353.net/NmE4NzY2MmIzMTM2/

https://linkrt-44353.info/NmE4NzY2MmIzMTM2/

https://linkrt-44353.org/NmE4NzY2MmIzMTM2/

https://linkrt-44353.xyz/NmE4NzY2MmIzMTM2/

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 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 IoCs
  • Removes its main activity from the application launcher 1 IoCs
  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Requests enabling of the accessibility settings. 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator.
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.mountainperhaps4
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Requests enabling of the accessibility settings.
    • 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:4231

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.mountainperhaps4/cache/bcdqtbyga

    Filesize

    448KB

    MD5

    e642dec39002bfe3da103141818d6f03

    SHA1

    90dd375490092ee7f1b51c8b18ee42321ac9bdae

    SHA256

    a46c8e5157275971938cfe52caa62ead06d819dbae42f4bc2d49045baa8aac4c

    SHA512

    dfc570cfe19503b96ea95a901ade6a5b33d10ec2f921456c11d1e5a7716197d999122ec250eaacfa1977e949fcc58d98a2ecac7930c33c7a392610c238d1c881

  • /data/data/com.mountainperhaps4/cache/oat/bcdqtbyga.cur.prof

    Filesize

    495B

    MD5

    0ec5fd6f083a91ed64a9dc37adb15587

    SHA1

    9022a2e56a87e2435b0863715a00a761142e3eb7

    SHA256

    a148f4bce7d1fe658b0d1f4cc057bff00477d3b735f6fdfc46846dd70c87fe33

    SHA512

    bafce3b057551edf72b2f015910f933859b95e18b667d62d3c8c7352bee8aa0caf8d28e220cb663e7e8ded1acc34a281def758877d01ffbab82be28144915c54

  • /data/data/com.mountainperhaps4/kl.txt

    Filesize

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

  • /data/data/com.mountainperhaps4/kl.txt

    Filesize

    63B

    MD5

    7ea4adcb6a46fbfd7f047eaf557e1ae6

    SHA1

    1a7a2594667ec2519688b8dddb0473a6564353e6

    SHA256

    580a0e4a43016094f422a342b72dfe213981d98fb53d4053c59f5a7bf4886ee2

    SHA512

    32e4e28f8ea70a9211775bec0c9d6da2bf486c1dba4a9ebadb8db4c00b536d3703fbe0f41a45b3449461777ab28ab165bf3df4edcaa1322d1594f52d115f5c74

  • /data/data/com.mountainperhaps4/kl.txt

    Filesize

    57B

    MD5

    6fe5ba7ce2b5fb55a735ef523daadf6f

    SHA1

    cecd9a8884b670128deebef434d4e47ed5c94518

    SHA256

    2f484d47dd875e659c8a4d838ee962c2adbd7a6e0d7dc942365ed6b4f1ee0a92

    SHA512

    4e2fb064326900c1e2efce1a4fb6605fc37db4c1eba751ff876033b8f1e805c91c0e6d5317de552b11d052ab1dab84481e05f07ba67129e601ffbcc1e3d76817

  • /data/data/com.mountainperhaps4/kl.txt

    Filesize

    234B

    MD5

    ae2020f35f05ef75359d8a21247a335c

    SHA1

    a3219f98075931c6ffce992284eb8936a55fad6c

    SHA256

    6865586fbe7b88c55ed3eb8596523f80a871a37121286748a6604e546982e6d0

    SHA512

    6e8fa064d659b74241427518a89b7fdcb9f2cb33cedd9d47ca7dd8c1f685412abdf488b9d84d9a5063d1dd21e3af40e395499a02d461e2807a9d3ae42bfbdbaa

  • /data/data/com.mountainperhaps4/kl.txt

    Filesize

    240B

    MD5

    a5825aa197602faeafc11c23741fee28

    SHA1

    857fefc8c32b10ca8c2a58cf95685d8f06742758

    SHA256

    33e64b1bfbaa71328c93e55b1eb0fa219b5c2eed319794a356a3c82a34718b5a

    SHA512

    44df37408cac7513e3fe9df97d0c8fab4577da2d8bd563e6fa6c124d64b358c896b1596fddc25a44d74ac80a9f6e653c664ea384d4255f13ffea9b7d719e1dbd