Resubmissions

13/04/2025, 01:53

250413-cazlaawpt6 10

12/04/2025, 22:05

250412-1zhwtssvcv 10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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
    12/04/2025, 22:05

General

  • Target

    62cee2ecb2088a4263680cc10224347c8675d922c4e5bc62ab1b09ec371545b1.apk

  • Size

    2.8MB

  • MD5

    8042dc545786a0941521b95699e42e2f

  • SHA1

    9296f8b32e970a426ca801de24faca80ce28f542

  • SHA256

    62cee2ecb2088a4263680cc10224347c8675d922c4e5bc62ab1b09ec371545b1

  • SHA512

    40c1fbbbe5e0a3e0d19dda0a674e87b8aa6825872f352d7ce8b9b66dfbe48611f19f9c1affe9cd8d78a319e1268cda6483eabc10e7589e425f3506068d463a7b

  • SSDEEP

    49152:ULsK1fhxdb87B8if7TeDrGLwnogyJBxNwIe7zoMCdbGdIHO6nhmc:ULsKL6Gif7TeMAsx+Ie/onKWu6nwc

Malware Config

Extracted

Family

octo

C2

https://196.251.118.53/ZjJhMzFlZmQ3MjUy/

rc4.plain

Extracted

Family

octo

C2

https://196.251.118.53/ZjJhMzFlZmQ3MjUy/

https://196.251.118.53/zjjhmzflzmq3mjuy/ZjJhMzFlZmQ3MjUy/

https://196.251.118.53/zjjhmzflzmq3mjuy/zdllodgzmzq5mmuymami/ZjJhMzFlZmQ3MjUy/

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 2 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 3 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

  • ehd.rrlafcz13
    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:4267
    • /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/ehd.rrlafcz13/app_mph_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/ehd.rrlafcz13/app_mph_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4292

Network

MITRE ATT&CK Mobile v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/ehd.rrlafcz13/.qehd.rrlafcz13

    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

  • /data/data/ehd.rrlafcz13/app_mph_dex/classes.dex

    Filesize

    449KB

    MD5

    d7ccb358ba726ca704e9708c5075afcf

    SHA1

    3163b95af7609efed9825941917a91634332d58c

    SHA256

    48650104206d21d6c57544b53fad326b5d04d7949fefe1e0759f4c28eb9ab506

    SHA512

    df687c68146fbb11baa8cd4fd8c51f951fb6d3fcf2a646a86968215cb9be190e3a6a8a0c40e77c19a85c2e05fa8623599e0e9ba2e3981a16fece7e3aa1ce4c68

  • /data/data/ehd.rrlafcz13/app_mph_dex/oat/classes.dex.cur.prof

    Filesize

    453B

    MD5

    fd44e3b281188743c9e09e692c645199

    SHA1

    5ca4d18681192f260b2137dfcb64aef63268ad4f

    SHA256

    d20f2d5aacc669a1cea3ed43bec5aa3de0200407c7f850617be704130c9247d2

    SHA512

    078f6a237cd6794537f7098f98ad9918a7e09631e139b120c640112921ef3ccf860fc932a583bef9a2a1cd0d80108c807937cf48bc32e80cb84e023736c233e7

  • /data/data/ehd.rrlafcz13/kl.txt

    Filesize

    45B

    MD5

    20efd7210fc6f390570de5271f6eed2e

    SHA1

    8be6fdd4c92cb4b52778367856ad59aa1939699c

    SHA256

    66d193ae5c0e5bb9c4f22077ecbbd0c3e8f8e855d98b6b1750f334c9b23482c9

    SHA512

    40b534bd299d91e77713fcb1ebe2c423ac9a636e0c101b9cd502585e76bc2044b2cbcc801b80bfc1f331a23f6cb0abc1bc47d081d8e70ece6dc565ec3c851cc5

  • /data/data/ehd.rrlafcz13/kl.txt

    Filesize

    423B

    MD5

    bf34693299d9e9e9df46546cb8e91d69

    SHA1

    c4a993ea0ec9235424e2d0b78a2eccc69b503741

    SHA256

    45355399c106bfc72dbf378184160cf401931cd5ec11f9842873cad45136aab1

    SHA512

    a209970195aa8c38568b2405572d742e1e1dfed5fd09ff3f62ee7ec89fa922137aaea8a0328303cb0b6aa7461d79ff8c282b23d05e1ae8775c750a93800bf1d1

  • /data/data/ehd.rrlafcz13/kl.txt

    Filesize

    230B

    MD5

    4262a5cbe24b659e3c766987039a68b7

    SHA1

    d1acca753e12ea5c5ccb449992e7cdf3717bb52e

    SHA256

    5aab8e258aa98d54b8ff777498af31a2fe6db13538ad54bcc46f7eb625fa7625

    SHA512

    a51768b9f7cb4d16d3eff3ba6d2e08a64a71196dcb1f1f3e6c72620910a257d00fbf2818f5aac756d28928b463320f091dddb2794e1b68cbf253ccc845311611

  • /data/data/ehd.rrlafcz13/kl.txt

    Filesize

    54B

    MD5

    9fcc493fc32ac80def800b0384563856

    SHA1

    a5fb7b701cb38d35a27845f80252d2965345e312

    SHA256

    04e6f729f6bd5aefc78217d3a5f2ed4a3b145c4c82670ff573da94550a34b912

    SHA512

    e59b6fe1d108eac3ab0e7273deb41435e52cc6e7111d66bb9e7692895d914ebb40054c2beea8bd0fc9ddf36e04788f1f49908eed742d73c090cf5f6f0228939e

  • /data/data/ehd.rrlafcz13/kl.txt

    Filesize

    63B

    MD5

    3c7584cc6f022b455b029f927bf5b533

    SHA1

    e77727ce2fd2052e345fee6ab24eeec46be398b3

    SHA256

    5f04938fcfa014a2ebbebe24122f9c0d45a0a36d39da1dad2696e32c9ce6ea26

    SHA512

    6d7604be4218211d174ff86d200b8127673c686193b32449ec5d59351d2fe2bf00cf66d72fb88db76f7f0aa53c2cd4bf622ecc677e40560973e069687ff2776e

  • /data/user/0/ehd.rrlafcz13/app_mph_dex/classes.dex

    Filesize

    449KB

    MD5

    906817abc76d8db9eebfded52c3e3eb7

    SHA1

    46424223938588bdb7444c5d449b86f0301945d8

    SHA256

    ac8e3e4479b78565374d1b0cb4aaabf60da6bfcd31e021eefda971cece5268c1

    SHA512

    f9fb806520484a67c1c5dace15c9dbe06bbddf69ddfb810dd1b236e6942f4c4076af249ce30f23ad5ffa689d7e1d487537700b151bbcc15c53192da8573877ce