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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    08/11/2024, 22:02

General

  • Target

    591d7f8ed09a5292f8ec0902b5829601044c4c5fa683ab80318ce4b9706d980d.apk

  • Size

    2.4MB

  • MD5

    e87d8c3101ca57c8cd79fca120ed8aa1

  • SHA1

    58369907d81e116fb1f51a925c6513ceda0c63e1

  • SHA256

    591d7f8ed09a5292f8ec0902b5829601044c4c5fa683ab80318ce4b9706d980d

  • SHA512

    c74c9b342252313a1ae892ff38ef9c9014b675988653789e672eae4dae451a61c8fb1a0043f1923ad1290a87951850ce8eb5fe734329d2d5c3b9198994fc3ff9

  • SSDEEP

    49152:Me3qc0PR18vfjm1mdQmKf1w5Ym/1ZiHco14LnNBMCLo5xD9Jyfl5Lbtrsx:tNjAmdQ9KaGZbyw4Go5xWfDLJrs

Malware Config

Extracted

Family

octo

C2

https://malkafaniskm.com/NzY2NDZkZmViYjZj/

https://fukiyibartiyom2.com/NzY2NDZkZmViYjZj/

https://malkafali222.com/NzY2NDZkZmViYjZj/

https://oyunbaimlisi35.com/NzY2NDZkZmViYjZj/

https://mal1fukizmirli.com/NzY2NDZkZmViYjZj/

rc4.plain

Extracted

Family

octo

C2

https://malkafaniskm.com/NzY2NDZkZmViYjZj/

https://fukiyibartiyom2.com/NzY2NDZkZmViYjZj/

https://malkafali222.com/NzY2NDZkZmViYjZj/

https://oyunbaimlisi35.com/NzY2NDZkZmViYjZj/

https://mal1fukizmirli.com/NzY2NDZkZmViYjZj/

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 2 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 5 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests modifying system settings. 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.walkwarv
    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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests modifying system settings.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4853

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.walkwarv/.qcom.walkwarv

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.walkwarv/cache/mewllqm

    Filesize

    2.3MB

    MD5

    ef2a5b1123dcd96c7db606cc33ebab93

    SHA1

    f628445b148835544cb131620dbdcbc972292c28

    SHA256

    5a82bd675e5621fdc04411dd57c2210093e5b86e6a3531d61645133a10a290a4

    SHA512

    aeffa096ad9b021cb6430f3fd70c03501c8c1cbe4a0ff9747ac8fe72bb0094d6c3944df6d87e2cb9714e7bc3e5e9fb5d5ec7be702016bf74cab0acd0ef873cde

  • /data/data/com.walkwarv/cache/oat/mewllqm.cur.prof

    Filesize

    360B

    MD5

    32cbeee60b4fd7ac0153612eea64855f

    SHA1

    6302263b52af1a974c14516a610adfe8b2c5962e

    SHA256

    8de2c2ae36f45a493e6af08cca6c6467688da6042022695a8871d9277e2ada71

    SHA512

    c9a8ad1792bd48cb86bc2965f4b403119580c7bfdc240d4dc24af97356f9d4f159cf6d994391e50578ac416d1c8cc0b111a727ac0085e6ab6ee31e33748edd95

  • /data/data/com.walkwarv/kl.txt

    Filesize

    68B

    MD5

    26d78d9460caffa188fc94703ab30c15

    SHA1

    223ddbf44c14e7acf8d5825144d4856a028e5d0b

    SHA256

    fc939e67459971af0aea1418272f74b1da52145514b38e949ed67498d04e0459

    SHA512

    b55cda56f68616a740bf8c95065c5cd882144e9347b0a6b6e7e0540941c17b20b32e7659726ab49d44e3c8af41a2a7470940b9d798131f13592bde87ece0d2c6

  • /data/data/com.walkwarv/kl.txt

    Filesize

    237B

    MD5

    a897f206e81a98a39439bd9c2f0fbcc9

    SHA1

    8dfe5948ea2a153067463e45e8c69440875bcb80

    SHA256

    8249a222fa5adccb50e62612127db8d64d86f95b5d4e291b958fc14b9575b092

    SHA512

    cd56bcc871afd33e5e32ea69ca495e5cb39d282308e04dbb2ea46c4a048294f48288e7121784b006c9fe7f7990fbdaffe679b29f77f85fda9e8fec377d4fa116

  • /data/data/com.walkwarv/kl.txt

    Filesize

    54B

    MD5

    917693391991241031c329b5632758bf

    SHA1

    cdd70b9350adbfd855b4c26f2a52dd9325cba094

    SHA256

    af6e50af1e57adf53cb2695d03f760dbc504e241e07198344ac0c37c7f715726

    SHA512

    fac9d4b9a8a672a9d309686c2c895fde9e3aa95efe70dc1e3aeb76d2799b7994caaa86936161dbb78dbf7d1119e2afa3a4ae985e6c50b6a7528dd39425576f24

  • /data/data/com.walkwarv/kl.txt

    Filesize

    63B

    MD5

    7de490cf679f3b388cbb882bc9ba0c5d

    SHA1

    bf2f118b83d3fbf161d56413de1b6716a84951bf

    SHA256

    303d42a9fff86e4743ae016132bfeba4b8f0d4464a022955359a34ac4f3750c2

    SHA512

    e08c3cfcbb0035ecb0f37fb18ef083405a817403b37dfbf163f64bc3ee3d01504bdef74c39466c8b4bdb01c835d66dcc267258d9f49aea542fb510ce4a799b39

  • /data/data/com.walkwarv/kl.txt

    Filesize

    480B

    MD5

    6b4c8f891845a6a8c33f0994946bb7fe

    SHA1

    282a145ccc9d374864e3e6d20c12b59e04c016b4

    SHA256

    3210cc5966e6fd477966b968e6cd99d691a5f25911a7059b4378caf88f506ae6

    SHA512

    f966aba460b6d068c8af784498b7617d3695f9502831c041483114dd42030f79858d2ec98cb46757d890819a4ef8cfed28de5ac9a0a0cc9234791ca04a1b373d