Analysis

  • max time kernel
    145s
  • max time network
    138s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    22-10-2024 22:05

General

  • Target

    4eb9d824ddc37f63ea7832a693bf8b2f7831aa82a07d3e8f5432e918739eb782.apk

  • Size

    1.8MB

  • MD5

    ed415571c0defc63eadeb60a8039c8b3

  • SHA1

    40ea83d43f89dc64716b18c70ce30a5be27f69d0

  • SHA256

    4eb9d824ddc37f63ea7832a693bf8b2f7831aa82a07d3e8f5432e918739eb782

  • SHA512

    9e40854e6dc0b832561ce552fce0653ec1300365999163ef787d827eb138bb2970b501b2f50ce61b4bd9c9d80594efffee2c613dc35b773261ca53007694efd1

  • SSDEEP

    49152:5dZUNwgnDyIsWzV1o6iCV4qkEnbtoNFnVoQ:5kw+ykJi6941IuFT

Malware Config

Extracted

Family

octo

C2

https://dijitaldonanimvegirisimdunyasi.xyz/YjdkMWRjNTllNzZi/

https://yapayzekaveakilliteknolojisirlari.xyz/YjdkMWRjNTllNzZi/

https://kriptoparayatirimvesanalpazar.xyz/YjdkMWRjNTllNzZi/

https://fotografvedijitaltasarimodulu.xyz/YjdkMWRjNTllNzZi/

https://gelecekteknolojivemodatrendleri.xyz/YjdkMWRjNTllNzZi/

https://robotikteknolojivesanalgerceklik.xyz/YjdkMWRjNTllNzZi/

https://bilisimvedijitalveriprogrami.xyz/YjdkMWRjNTllNzZi/

https://blockchainvekriptoparayonetimi.xyz/YjdkMWRjNTllNzZi/

https://sibertehditveakilliguvenlik.xyz/YjdkMWRjNTllNzZi/

https://gelecekinovasyonvegirisimrehberi.xyz/YjdkMWRjNTllNzZi/

https://teknolojideakilliverionerileri.xyz/YjdkMWRjNTllNzZi/

https://verianaliziveteknolojigezileri.xyz/YjdkMWRjNTllNzZi/

https://dijitalekonomivedonusumprojesi.xyz/YjdkMWRjNTllNzZi/

https://akillifabrikalarvemakineler.xyz/YjdkMWRjNTllNzZi/

https://bulutbilisimvegirisimfikirleri.xyz/YjdkMWRjNTllNzZi/

https://dijitalodaklivirusaonlem.xyz/YjdkMWRjNTllNzZi/

https://veridunyasindastratejionerileri.xyz/YjdkMWRjNTllNzZi/

https://akilliekonomiveblockchaindunyasi.xyz/YjdkMWRjNTllNzZi/

https://bilisimdonanimveoyunteknolojisi.xyz/YjdkMWRjNTllNzZi/

https://fotografvevideoeditorununyolu.xyz/YjdkMWRjNTllNzZi/

rc4.plain

Extracted

Family

octo

C2

https://dijitaldonanimvegirisimdunyasi.xyz/YjdkMWRjNTllNzZi/

https://yapayzekaveakilliteknolojisirlari.xyz/YjdkMWRjNTllNzZi/

https://kriptoparayatirimvesanalpazar.xyz/YjdkMWRjNTllNzZi/

https://fotografvedijitaltasarimodulu.xyz/YjdkMWRjNTllNzZi/

https://gelecekteknolojivemodatrendleri.xyz/YjdkMWRjNTllNzZi/

https://robotikteknolojivesanalgerceklik.xyz/YjdkMWRjNTllNzZi/

https://bilisimvedijitalveriprogrami.xyz/YjdkMWRjNTllNzZi/

https://blockchainvekriptoparayonetimi.xyz/YjdkMWRjNTllNzZi/

https://sibertehditveakilliguvenlik.xyz/YjdkMWRjNTllNzZi/

https://gelecekinovasyonvegirisimrehberi.xyz/YjdkMWRjNTllNzZi/

https://teknolojideakilliverionerileri.xyz/YjdkMWRjNTllNzZi/

https://verianaliziveteknolojigezileri.xyz/YjdkMWRjNTllNzZi/

https://dijitalekonomivedonusumprojesi.xyz/YjdkMWRjNTllNzZi/

https://akillifabrikalarvemakineler.xyz/YjdkMWRjNTllNzZi/

https://bulutbilisimvegirisimfikirleri.xyz/YjdkMWRjNTllNzZi/

https://dijitalodaklivirusaonlem.xyz/YjdkMWRjNTllNzZi/

https://veridunyasindastratejionerileri.xyz/YjdkMWRjNTllNzZi/

https://akilliekonomiveblockchaindunyasi.xyz/YjdkMWRjNTllNzZi/

https://bilisimdonanimveoyunteknolojisi.xyz/YjdkMWRjNTllNzZi/

https://fotografvevideoeditorununyolu.xyz/YjdkMWRjNTllNzZi/

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 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.burden.student
    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:4315
    • /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.burden.student/app_biology/iw.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.burden.student/app_biology/oat/x86/iw.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4340

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.burden.student/.qcom.burden.student

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.burden.student/app_biology/iw.json

    Filesize

    153KB

    MD5

    96301814325cd4b0b44a47b88bca5d02

    SHA1

    93a1d57e15388ef7d578c1d9184c3bdcf56c8d7a

    SHA256

    19c5ebf2e4763a3237264292c33b0c84cf286a17c06864cb02233b55b336cc9d

    SHA512

    8167a6f15a6140aae8c50cbe67c33c37dc7435f2a1cab592cf9417464c9a7cd8c02857fc4a350788f7b9f7c0eb975e2786e563b80fc67c6e3c2a08b45f64e476

  • /data/data/com.burden.student/app_biology/iw.json

    Filesize

    153KB

    MD5

    9b65679cad2fb5bcad05c1c79802efcc

    SHA1

    4980fef2af60175237d9294afcd883697caad00f

    SHA256

    9cbd58082f132f2d3acca67625f9bbf873cc559d7272b6609cd5666d12d6b389

    SHA512

    cbc3fee131ef01167aac9fc34ebc8313634b90bad23ac4836ed75bbae2f97b62a14ac67a733079972d55aa8bb4935567ccb08dc86a16bac09af2b4d18f2ff99d

  • /data/data/com.burden.student/kl.txt

    Filesize

    45B

    MD5

    de58b057c3206cfde0d59ede3b17bff6

    SHA1

    664d88432fb7a03b5ef488fab53ecc9c5d55bfcf

    SHA256

    775fe6e62a1840958c429222663e31b27a86f3ac92d54d2c9e8b623772c965f7

    SHA512

    a5fdc3b5ffb84dbe992234add3eec9a8848e9f1c7124478a8443ee405695e7e1d46b0b24ee6355acf71430b9069ac76350d2c3d3372ccc6441172ca209fa4a76

  • /data/data/com.burden.student/kl.txt

    Filesize

    423B

    MD5

    955ff26006e0205afea05bf11cecc144

    SHA1

    5f4fab88a3729f191c590a02d6eb584a68db6669

    SHA256

    e8a1aac6725d7ccf2009698b1d52b44b02324777b14e9797d609f82988510214

    SHA512

    0ae65b96c49ee0770840049f6a5c000c7d4e452e6d923dcf5b8491b6d11b0613f82d9d5b2061a04cd886236fe4d18304a1607f1c3ec7872a3031c64b641c3cc9

  • /data/data/com.burden.student/kl.txt

    Filesize

    230B

    MD5

    3e2134644081cd51c1ab7c7eb09f4293

    SHA1

    0c1fdb5cc3b83ec011350485bddbc86db9ba0384

    SHA256

    d2598d252720b6067137cd4069282dd20e8924d683fd7d7e5bc6f3fc4299fb29

    SHA512

    97957af35295bb0b9a03b51741d5892988a35c43a80802316c5bff87b4da07d33f2b5eae650330e9cb53749ba7fb7e90171c9d6862c9e9d4dfead166972239fb

  • /data/data/com.burden.student/kl.txt

    Filesize

    54B

    MD5

    27f44c9e406c74fd3738f9656c7b74a3

    SHA1

    9a113d599786c113039ff896b6d6c4076e10a6f1

    SHA256

    a6c41c5b7bde9778a7bd242f1e066a2710a1b9329fe653374ac8ea5ce622ce04

    SHA512

    38a8f5604db2c66d799f7ade7d675878e65855ab8fa55d34c2cce8818e3ac54e4eb7a7c94620f6bd94b67d09fc4add6e869967786fc6bfb60774dee5c053e045

  • /data/data/com.burden.student/kl.txt

    Filesize

    63B

    MD5

    f6cb7f8dc487411d2db8e2408bfb7bb7

    SHA1

    e2ac681084b3457495ff630163f589061e206e46

    SHA256

    023e3cd9e99d1c9c3a4905b5c2bb7415233aae5271db9a220fdedfce97f49e8a

    SHA512

    7359f3f83fe9b7e3fda2be20ade1257110f4162410a9a10df04a2706091fd99a8605dfd32b872aab370a8babaeaf29d6935ab5ae0bb4968c47c2c7d1fde93a06

  • /data/user/0/com.burden.student/app_biology/iw.json

    Filesize

    451KB

    MD5

    78d46e489fb6a6638b989a3190c69493

    SHA1

    fd9c053ec36e9299cbaaa2ae74eb834313503e93

    SHA256

    a0423bde9c35e8873bdd195c8872a67f4f534623afb3ea1cd132b319b9ddb31e

    SHA512

    2a1884aa7ce72b25bd693801b5d95c480a9a054d6e13c31b9a08816dd8c0d7458d7a650f749efbabeea37a33c6a8cbd0477a1811003dcc6e599d952119f1a68b

  • /data/user/0/com.burden.student/app_biology/iw.json

    Filesize

    451KB

    MD5

    32f0dc91d82b7be0da529b32cfcdab79

    SHA1

    8a53ca741c7fb4e526c8b4e4fa88c11ccd8b84cf

    SHA256

    369e75f4b61144ddc6cc4702fb14640498af53c73567e1e7f26029b4919e8980

    SHA512

    5d01fa3d5b6393edc31eddb4e8fcd6b4587b9fe65d91b0835fc4850455b7ae782c8579c4c0c6a6b7efb45c2b85a382521c040a8d286011b23f39d14fb7a38133