Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
  • submitted
    06-11-2024 22:10

General

  • Target

    76cda4eb9f578ecc2ef976412518f790254c05a1d75c3d8e539109f6b57419ee.apk

  • Size

    2.2MB

  • MD5

    65eef37b44f6d00934a66454428c2044

  • SHA1

    7b2302aaa0b8abe5a5315cc3dfd25abfa45b982f

  • SHA256

    76cda4eb9f578ecc2ef976412518f790254c05a1d75c3d8e539109f6b57419ee

  • SHA512

    5b2d44bb22ee9ab7015a6ad886e533a386a78420aa3a891dfc5520ee4c036a32350c6ee823d5a02e6edf057dcf22cb6c206157b10f1fd40c70165f9f78a7bcf8

  • SSDEEP

    49152:UhHSZQtL0Ds6nPTIo12I8K59dqgdxiEhnP4DUpOJc0TFoagK52/ZQHmGN6ldEamS:UxSi2A6nrIw5XqUxiEtP4DOOB+agt/ZH

Malware Config

Extracted

Family

octo

C2

https://uzaykesifveteknolojigelecegimizinharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yapayzekailegezegentasimaprojesi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlararasihikayelerveuzaygemileri.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurgukesifvedonusumharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://paralelgezegenlerveyapaysavaslar.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiseyahatsanatyolculugu.xyz/MDQ2MTZjMDhlZDQy/

https://sibernetikveevrenselakilliyonetimi.xyz/MDQ2MTZjMDhlZDQy/

https://gelecektekiuzaykolonilerindeyasam.xyz/MDQ2MTZjMDhlZDQy/

https://robotveinsanbirlesmesimacerasi.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvetoplananveridunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiiletisimveanliksistemler.xyz/MDQ2MTZjMDhlZDQy/

https://gelecekuzaygemisifantezivegercek.xyz/MDQ2MTZjMDhlZDQy/

https://uzayzamankapsamivedonusumkalkani.xyz/MDQ2MTZjMDhlZDQy/

https://zamanmakinesivemultievrenselgeziler.xyz/MDQ2MTZjMDhlZDQy/

https://paralelboyutlarvedijitalruhtasarimi.xyz/MDQ2MTZjMDhlZDQy/

https://galaktikekonomiuzaycagelecekyolu.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvedonusumolasilikharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlarveteknolojikmedeniyetler.xyz/MDQ2MTZjMDhlZDQy/

https://karadeliksiralariuzayarastirmalari.xyz/MDQ2MTZjMDhlZDQy/

https://galaksikarasivakumbilgeliksistemi.xyz/MDQ2MTZjMDhlZDQy/

rc4.plain

Extracted

Family

octo

C2

https://uzaykesifveteknolojigelecegimizinharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yapayzekailegezegentasimaprojesi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlararasihikayelerveuzaygemileri.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurgukesifvedonusumharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://paralelgezegenlerveyapaysavaslar.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiseyahatsanatyolculugu.xyz/MDQ2MTZjMDhlZDQy/

https://sibernetikveevrenselakilliyonetimi.xyz/MDQ2MTZjMDhlZDQy/

https://gelecektekiuzaykolonilerindeyasam.xyz/MDQ2MTZjMDhlZDQy/

https://robotveinsanbirlesmesimacerasi.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvetoplananveridunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://galaksilerarasiiletisimveanliksistemler.xyz/MDQ2MTZjMDhlZDQy/

https://gelecekuzaygemisifantezivegercek.xyz/MDQ2MTZjMDhlZDQy/

https://uzayzamankapsamivedonusumkalkani.xyz/MDQ2MTZjMDhlZDQy/

https://zamanmakinesivemultievrenselgeziler.xyz/MDQ2MTZjMDhlZDQy/

https://paralelboyutlarvedijitalruhtasarimi.xyz/MDQ2MTZjMDhlZDQy/

https://galaktikekonomiuzaycagelecekyolu.xyz/MDQ2MTZjMDhlZDQy/

https://bilimkurguvedonusumolasilikharitasi.xyz/MDQ2MTZjMDhlZDQy/

https://yildizlarveteknolojikmedeniyetler.xyz/MDQ2MTZjMDhlZDQy/

https://karadeliksiralariuzayarastirmalari.xyz/MDQ2MTZjMDhlZDQy/

https://galaksikarasivakumbilgeliksistemi.xyz/MDQ2MTZjMDhlZDQy/

Attributes
  • target_apps

    at.spardat.bcrmobile

    at.spardat.netbanking

    com.bankaustria.android.olb

    com.bmo.mobile

    com.cibc.android.mobi

    com.denizbank.mobildeniz

    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

AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

  • Octo family
  • Octo payload 2 IoCs
  • Removes its main activity from the application launcher 1 TTPs 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 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 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
  • 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.bleak.welcome
    1⤵
    • Removes its main activity from the application launcher
    • 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.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4216
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.bleak.welcome/app_list/hXwCO.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.bleak.welcome/app_list/oat/x86/hXwCO.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4242

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.bleak.welcome/.qcom.bleak.welcome

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.bleak.welcome/app_list/hXwCO.json

    Filesize

    153KB

    MD5

    5d002a5b78daab5b0105b7909867228b

    SHA1

    74295978430815d5f5636b5571f9be70eb3a5961

    SHA256

    526cedb1c0822f1fcbb68cf86d2e96fb4c832f0259f34d4fd7532e3905130687

    SHA512

    4f3762b00ed268714118c5c132a53bbff4e986e6ec70e811aa4e95e0fb7f6ddb58e5391457f21a9a5f85169afeb186c757d2f061e72260c80eda45cd9949651c

  • /data/data/com.bleak.welcome/app_list/hXwCO.json

    Filesize

    153KB

    MD5

    6b9ea4059b21d317d6c7e8dd3bc7882b

    SHA1

    ae76a05e3608cd6bc8dba4ae5040eaf0d30b61ad

    SHA256

    8fbcabc5be85c6acc314500f8b36df6558861be5d683d76566ed9365f09ffe1b

    SHA512

    5fa863d2f26cc3d225cd3f5b1e698485d1e3a0cb78060ec847031f2b291bf02c5716a28bd7a9aa1d08d60fabd2e98f3e2eaa75b94e5d6af42c48aea8fd119e39

  • /data/data/com.bleak.welcome/kl.txt

    Filesize

    45B

    MD5

    d254f15d47d67461c3a79e7dbb964700

    SHA1

    734245f178972f0c85fb3958d50e28c6170e0f87

    SHA256

    062fcd2a72b350115a50d9efac99ff7941ea1df44214259b8318ffc7c5d91fc5

    SHA512

    051e37d79b6b6a5f73d26dc5a5239869c577adb514e001b3c07c00c5604f68f56c4da796bc68bc7ec626cee0191db789cabe738a34a07d1e85d25f0585f2ea8d

  • /data/data/com.bleak.welcome/kl.txt

    Filesize

    423B

    MD5

    85bedb398515c29f03f54a8ae70572ab

    SHA1

    8c367b9b7fbece647e606e912f88d2c068c96683

    SHA256

    cfaea5592f0f52fd3cdfa536425a63dec774bc0bf11de7a460006a73e940acd5

    SHA512

    0eabf8c01abd2395dbc8ddaa98d7ae07409029d25b1103751de5c84996696707684e2d029c1e30a6c5eb08aa4f18191d34180068e2884db140eea93004638b18

  • /data/data/com.bleak.welcome/kl.txt

    Filesize

    230B

    MD5

    fb524e0756553710a41d59f3cf7be267

    SHA1

    cd851dd57fe331628f1e2cacd0b83854832a3ae7

    SHA256

    ac1c33c87d83dbaea33777310ba05332cc7ec8528a9228328d56b001a9f961b5

    SHA512

    57f866bf825ca702f5e252adf2a99f47b8f2d7826a17e148244bffe72c30c93c670b670744619dbefcb8c671c21dee95af965bad869ab4034e55335114e360b6

  • /data/data/com.bleak.welcome/kl.txt

    Filesize

    54B

    MD5

    faff7c855f0770b2ced5b879fe610b86

    SHA1

    cf6a042717e3d427290d04de2cc3780675f66826

    SHA256

    b6b0b07b87ef4f59d705a6400f4d1c5b5b1b6f3d5e3512f4d589518186c0e636

    SHA512

    9956cf87c956d780bdf7e84d0028c12bc2c5a6e84be1dafcc4e21c888f0445f3d8707dc4ed815dc16e661a906a0cc5b0c8e8b1c31804d2bc7a6abb12eeb910f4

  • /data/data/com.bleak.welcome/kl.txt

    Filesize

    63B

    MD5

    386d351bc239d23559f3f6b8360317d0

    SHA1

    cd5e33c2ed973c1ce090e9d02b10e75bc65dea89

    SHA256

    c19c4b648b25c639d59d94bcbdb630d039957baf958f64baa21fcfbc22e1c0c5

    SHA512

    b0a850e30dbbb2f3ceff7af43d53823048822149dea5f5cfe2020e424d3b7579cb4cfb6f34767a5bda01123cc95c1b0665f0103555516c25ce51d8892b0b3af9

  • /data/user/0/com.bleak.welcome/app_list/hXwCO.json

    Filesize

    451KB

    MD5

    45db9fc664c89c51f6fb8a0941430e77

    SHA1

    ee3cfef4d5ad81fc8c201cef4fd2fc953457082f

    SHA256

    26703c0b331e4447d8fcc4d6da59237233b71719e13469967e713c8aeffe7f40

    SHA512

    904f102338267abaf1595ba5733fbe971ea153b0c028d8ce06345f87698e67fc39f20055b9b4caf2af97f681af65010415822473ec2d9d90565d84d1493d6d2b

  • /data/user/0/com.bleak.welcome/app_list/hXwCO.json

    Filesize

    451KB

    MD5

    00edd68be9a03816cb1028e7101a177e

    SHA1

    8577d45c08d63e338017bdd33b42017bf80c75e7

    SHA256

    2cb80a8e2f5c2797ad932968dfbfce420d702657b96a964d03c324276622c40a

    SHA512

    c0b1f64c422b38f9350f06b23105d9a0b076dc401e9f4a4c549b0f6e006d65b856212d7ebce7dacdef67c7e40d8c80be66818d659c2281aa5d6855a69379d9e6