Resubmissions

15-05-2024 07:54

240515-jrt6fsga83 10

09-05-2024 22:02

240509-1x2k6acb72 10

Analysis

  • max time kernel
    144s
  • max time network
    146s
  • platform
    android_x86
  • resource
    android-x86-arm-20240506-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240506-enlocale:en-usos:android-9-x86system
  • submitted
    09-05-2024 22:02

General

  • Target

    838d6dd49693cdc1c25d72978c4f6ce54953103452f45fff609c16ecd489ea4b.apk

  • Size

    517KB

  • MD5

    130eef47e71b3381ee955c0d7b55320b

  • SHA1

    fe3f28cf35caed8f2026a4815dc65225830f5e34

  • SHA256

    838d6dd49693cdc1c25d72978c4f6ce54953103452f45fff609c16ecd489ea4b

  • SHA512

    1ae28788cd883a6620a75e1dfa6dd0fc34f079daa70b8e527b35e24bc8ce6f3753e141aa745054e6c8eb7d54f822c924e35f5c0d76634a408d0b466681db15c1

  • SSDEEP

    12288:VBz5jnPVuv9cpYWI5XMJ8eTN0dP3CD9bVo71nrifFnrpCHvTz51oae/sdJFX+SnH:VV5jPVuv9c1I58jTqP3CZRo71nriftp+

Malware Config

Extracted

Family

octo

C2

https://zirbnarg.top/MmZmZGVlMjI3NzU0/

https://jilepofk.xyz/MmZmZGVlMjI3NzU0/

https://wustyelk.top/MmZmZGVlMjI3NzU0/

https://mixylozt.xyz/MmZmZGVlMjI3NzU0/

https://quoxvebz.top/MmZmZGVlMjI3NzU0/

https://hifkxarp.xyz/MmZmZGVlMjI3NzU0/

https://dultzown.top/MmZmZGVlMjI3NzU0/

https://kervplun.xyz/MmZmZGVlMjI3NzU0/

https://vikexems.top/MmZmZGVlMjI3NzU0/

https://bontmawy.xyz/MmZmZGVlMjI3NzU0/

https://sirljufi.top/MmZmZGVlMjI3NzU0/

https://glaxwimb.xyz/MmZmZGVlMjI3NzU0/

https://fruljilk.top/MmZmZGVlMjI3NzU0/

https://zoxtneep.xyz/MmZmZGVlMjI3NzU0/

https://yampdrik.top/MmZmZGVlMjI3NzU0/

https://zorbpuft.xyz/MmZmZGVlMjI3NzU0/

https://riltshuv.top/MmZmZGVlMjI3NzU0/

https://vempyurt.xyz/MmZmZGVlMjI3NzU0/

https://hozzkwor.top/MmZmZGVlMjI3NzU0/

https://dyltwerm.xyz/MmZmZGVlMjI3NzU0/

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 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 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 foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.marktravelrbmg
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Removes its main activity from the application launcher
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Loads dropped Dex/Jar
    • Makes use of the framework's foreground persistence service
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • 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:4241

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.marktravelrbmg/.qcom.marktravelrbmg
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/com.marktravelrbmg/cache/oat/tghlzrdeisaq.cur.prof
    Filesize

    524B

    MD5

    e261e560d09b8f260baff0776f02c2e2

    SHA1

    4914fbd9894a7c3c3bd8aa26f0d619d53bb13e49

    SHA256

    c6275c4a7e744276b0b12e6edaebc31b1a03769d45a4fabcb41365caa68f7587

    SHA512

    f43aba21ab41822adf7bfca5edfc3470da29784971f65618ec7289ac9d169f8635b59bf225e63ccab8d195f79f496957ffbcdd406b94a8b1833eebe702a7a849

  • /data/data/com.marktravelrbmg/cache/tghlzrdeisaq
    Filesize

    450KB

    MD5

    7d9b0b0bb0b0370214b65025e8cf4f8f

    SHA1

    83d37543b202e5d361bf3510739b8896373fa4b6

    SHA256

    675dbf715e9ba1c664ec082d345303dc4440feaf5be49d5f9824730bea1dbc63

    SHA512

    3ee97cedfc1ef3c88d7076353b98b94ce90910d8839d0acdb447d8f1481440bbe634e7114b69b71677ff49f31df53ef6717d788400ebc9eda067353b07d7fa57

  • /data/data/com.marktravelrbmg/kl.txt
    Filesize

    230B

    MD5

    9e58d77008e91e7b098c652727021a6c

    SHA1

    fa4ed4c0b51ab1e6cc12c3f80f24f11a96a897ff

    SHA256

    6bdd0e874489d6617adf52ad1d95a514934dbf2e44c147065e391bc854dc63d9

    SHA512

    e804b47f8bd4635732c362eec133ac836d942bd7490adb37646519d2c4c21d6fdc2c49de0d9abb515b94e2ee46e933d6ccf6d709ae0d5ad20fa44ca5f99f8a11

  • /data/data/com.marktravelrbmg/kl.txt
    Filesize

    54B

    MD5

    e574c4c39257eb50d1bdfc521b94e754

    SHA1

    3b077e1b057e02b63ad12537157292d02f8eeece

    SHA256

    419c6002eda336bea9fe96776dc7461d80a90769b521f4688d282508469cca36

    SHA512

    bfaca287dbbed534b160b6ba2bef7efc7879ba725fe2f22807974ba287d6607697dec86eb86a1071e4a8e14b4e3a7ec25788929a8433c6ca872c5049399d21fc

  • /data/data/com.marktravelrbmg/kl.txt
    Filesize

    68B

    MD5

    b3112fe7ac6121c1785e1a58c4378a05

    SHA1

    09959950401fb2edb0bde44867d82178912ab515

    SHA256

    735cbf71a2a10faf92a54a05dac53671f0b893bba2757556ca465bba931ec4c6

    SHA512

    8a9bd8f80ce8646c3e50015b018e01ffb1e8fecbc6d97b5f7b0a5552ab41d0933a86b955780238ef2bc5ce263a8d8627fdc9bc2fe57aeeafee5c753ff5da2bb3

  • /data/data/com.marktravelrbmg/kl.txt
    Filesize

    63B

    MD5

    83b3fe4f5e70c83e760b732fb9c9c914

    SHA1

    c055121ca53aebd3b4d78f2b72333d39aa3f94e8

    SHA256

    d356df5e38f62ab1ed840c916d29a3fa2497f6bd758ca81f2e869403a52ad3bc

    SHA512

    3b4fd49f94530930e1768aa604c720246b6950c1c1ec9170df50c049a14c8df04b995d9eadfe0f498d674f8fa149fa549aa0b274d732339d9ba4e94732326957

  • /data/data/com.marktravelrbmg/kl.txt
    Filesize

    423B

    MD5

    4fce780af56dbb53c14ab76f50d754b3

    SHA1

    85be6ee4ac734833a76af0015c13e04bc78e2645

    SHA256

    119a282b9d1121f0a5d791000b3c29703048815f378cdbdd017f215a8ac76b8b

    SHA512

    5f8e9cf761f5d8c8f35b2837b57e1588320ca57daa35728e7c8e46359d03c7cc6d3e97d709fab67026ab7cabf91f2e0c10e6b2e0f742b9d0eb81a235e98cd9ba