Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    android-10_x64
  • resource
    android-x64-20240910-en
  • resource tags

    arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
  • submitted
    22-01-2025 22:01

General

  • Target

    9a584dffb52c04d2fcec29e4cca55dff5a990525b4133e324ff0c2b27b7a498b.apk

  • Size

    2.6MB

  • MD5

    5d307ad6a2e8762136ee94c0f159ae9d

  • SHA1

    9783abf1360f9f17840a8e8c8b9367d85f4285e1

  • SHA256

    9a584dffb52c04d2fcec29e4cca55dff5a990525b4133e324ff0c2b27b7a498b

  • SHA512

    e238ae73cabff0b8acbbddd48c16c7a6085371c766c3772ffe017005cbb0a8a556b9a15c437582c56d2e6fbd86f5724b3ba10438809af07e5ab08010ba10a54b

  • SSDEEP

    49152:IG/7YKFQ/BGLKD+DGc4lmzvTnLuOMJszChUUibHvnAoxjtyxKyZA7eih8a2xt7hQ:3nG8LKDGslmzvTn4o9ZyEh8a2xttiy9G

Malware Config

Extracted

Family

octo

C2

https://karakterolipsbilgilendirme.xyz/hxDNtg7DB3tk/

https://karakterolipsdostlukhik.xyz/hxDNtg7DB3tk/

https://karakterolipssinemaevreni.xyz/hxDNtg7DB3tk/

https://karakterolipssanatvesahne.xyz/hxDNtg7DB3tk/

https://karakterolipskulturkonusu.xyz/hxDNtg7DB3tk/

https://karakterolipstarihiyolu.xyz/hxDNtg7DB3tk/

https://karakterolipsmasallar.xyz/hxDNtg7DB3tk/

https://karakterolipskonferansi.xyz/hxDNtg7DB3tk/

https://karakterolipsgezegenhik.xyz/hxDNtg7DB3tk/

https://karakterolipsdunyasi.xyz/hxDNtg7DB3tk/

https://karakterolipsshowsanat.xyz/hxDNtg7DB3tk/

https://karakterolipsicimsessiz.xyz/hxDNtg7DB3tk/

https://karakterolipsfelsefesi.xyz/hxDNtg7DB3tk/

https://karakterolipsyolculugu.xyz/hxDNtg7DB3tk/

https://karakterolipsrenkleri.xyz/hxDNtg7DB3tk/

https://karakterolipssunumlar.xyz/hxDNtg7DB3tk/

https://karakterolipsduygular.xyz/hxDNtg7DB3tk/

https://karakterolipsgizemleri.xyz/hxDNtg7DB3tk/

https://karakterolipskaynak.xyz/hxDNtg7DB3tk/

https://karakterolipsseruven.xyz/hxDNtg7DB3tk/

rc4.plain

Extracted

Family

octo

C2

https://karakterolipsbilgilendirme.xyz/hxDNtg7DB3tk/

https://karakterolipsdostlukhik.xyz/hxDNtg7DB3tk/

https://karakterolipssinemaevreni.xyz/hxDNtg7DB3tk/

https://karakterolipssanatvesahne.xyz/hxDNtg7DB3tk/

https://karakterolipskulturkonusu.xyz/hxDNtg7DB3tk/

https://karakterolipstarihiyolu.xyz/hxDNtg7DB3tk/

https://karakterolipsmasallar.xyz/hxDNtg7DB3tk/

https://karakterolipskonferansi.xyz/hxDNtg7DB3tk/

https://karakterolipsgezegenhik.xyz/hxDNtg7DB3tk/

https://karakterolipsdunyasi.xyz/hxDNtg7DB3tk/

https://karakterolipsshowsanat.xyz/hxDNtg7DB3tk/

https://karakterolipsicimsessiz.xyz/hxDNtg7DB3tk/

https://karakterolipsfelsefesi.xyz/hxDNtg7DB3tk/

https://karakterolipsyolculugu.xyz/hxDNtg7DB3tk/

https://karakterolipsrenkleri.xyz/hxDNtg7DB3tk/

https://karakterolipssunumlar.xyz/hxDNtg7DB3tk/

https://karakterolipsduygular.xyz/hxDNtg7DB3tk/

https://karakterolipsgizemleri.xyz/hxDNtg7DB3tk/

https://karakterolipskaynak.xyz/hxDNtg7DB3tk/

https://karakterolipsseruven.xyz/hxDNtg7DB3tk/

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 family
  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 1 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
  • 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.certain.expect
    1⤵
    • 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)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:5055

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.certain.expect/.qcom.certain.expect

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.certain.expect/app_piece/IKhf.json

    Filesize

    153KB

    MD5

    c7e91bad4d0c2d77b35d167ca9c12387

    SHA1

    9dfef42ac9d5075c2df5c8e8a70436e47e7a9338

    SHA256

    425b4dd38e440463897860738002b98af53d7020fb29cb7f90934396a62a9548

    SHA512

    ae52ac7ee458fd39bb3f6414874bbbbd05e8e26d40d81e25c83586e2c158a85805e5d43538295f6bcf8c2ff546fc9bfc235add2216fffa23fdce91af1de7f2d3

  • /data/data/com.certain.expect/app_piece/IKhf.json

    Filesize

    153KB

    MD5

    d4c8a00277ab04a92d705f265cb8bb6d

    SHA1

    0a668b3691d55a2edbd76dc3a884807058992699

    SHA256

    ee408c0abb8a851904559eabd9bdc9ee632cdd2fa37834e88819b74f0b15df45

    SHA512

    0159a688f00834802fa4feca825a789e1b23eed87b4e442c7896415315bec12ee780593f3814333680319289abf3101f25ccd02077ee79896448a50b328786d1

  • /data/data/com.certain.expect/kl.txt

    Filesize

    230B

    MD5

    bb3195babdd7374aed93248bad65483a

    SHA1

    42bf5664513a01adc8b6129b5bfc56d4cc5cf5f9

    SHA256

    2b05d027b2aec0aaa5154f6f18caeaf7fde8aec93f4cb5f3ec98d1ebbb13b896

    SHA512

    3c82b79ba723aae1c0acea2fe0beaa3e83da9a6568e44b4f962d252389761678faa18e7259814a3e3a9217e4f8bf6e9ce3dfcfdd1e2f1d790b0b1701237e9223

  • /data/data/com.certain.expect/kl.txt

    Filesize

    63B

    MD5

    31e2f447d4d784e030d1205bfbecc98e

    SHA1

    758ba8f2a4805a157180e857940b6ba554bb7503

    SHA256

    a253619d611da5af5f55157250102315d586e19c5400cc10b24bad4046561933

    SHA512

    1522efc80a0d4193da82b2d556e0215331a11698895df6c83637a46c3cbd0c72cc7f290d7ec5cbd2c29bb026d6b09ed6bc52e1c2d54d2a7e78177bdb34c9dcfa

  • /data/data/com.certain.expect/kl.txt

    Filesize

    60B

    MD5

    8fdfc435c344b7ca554e15d2ed04d17d

    SHA1

    c31a98c91b3575717edffd0acf33525124057ae6

    SHA256

    12615af92a21250f578a97f04a824eff444882a72ab28dd526534454cbcc1c13

    SHA512

    e1f2df9cc64f9effc417654de5cb4d2be9ea5c7fe9ec72843949b3283ebe9604d3e95eca6f9fecfe81e7ed6e29ef9a74a7cc0518c722c54687f4603bf52cbf5e

  • /data/data/com.certain.expect/kl.txt

    Filesize

    423B

    MD5

    e858562b9434389051e1969c405a77ce

    SHA1

    0aab0600bcb7c2ffa591bb5ff270d9f7cd8a3b1c

    SHA256

    f33edf4c117c6d6c7a358d05069daa256b6da05d3156131b2d74c2fa9a4c6d77

    SHA512

    d508898420fd232899d6ff80a17a3975c786f8d845aa0ec5818788b5a9499206fb88fbd40bf7e2dd5c7385c6871cf07230804a7d6ec5fe1f0ec959869927a56b

  • /data/data/com.certain.expect/kl.txt

    Filesize

    84B

    MD5

    1abc70c9d5ed03b2b6d5f02e02390bae

    SHA1

    6702f410d42cc098a5eb4faa0d2d0d120ee2d69f

    SHA256

    a74eb1f8571dd70d4146bb341fb254601ea6d3f5645d06d8749e3c8c9639b55d

    SHA512

    d49cf0c5f8ec610f4ea2cbc9906c0ba4c04ba61f0a47975cbf89bc3e01774ff532d7237b3f2bb2236a03e243a5afe60ccc34e7ea873c529958b731d4277d566b

  • /data/user/0/com.certain.expect/app_piece/IKhf.json

    Filesize

    450KB

    MD5

    0d49a3166aa757be3145d81b81e4c860

    SHA1

    3a0268e09095b62604d63cf60e563f6d09abf9e2

    SHA256

    952b677e0dbdeb96a0d74cde2010aece1e713a845872f959bdf698d544067399

    SHA512

    0af6d382dfa945b0a8a560e55c4c5cab394e80137cf6a4ad8242a38a228b8075cb93ec148fff05d36343f116259b1b8d0bd437cc9ef669656b9e1e563a9177f7