Overview

overview

10

Static

static

6

bba03d1bee...af.apk

android-9-x86

10

bba03d1bee...af.apk

android-11-x64

10

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
    05-12-2024 22:05

Sharing

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General

  • Target

    bba03d1bee28cdf52559cf4ae5e2afd33d5cb90bbb683457fe494ec6338734af.apk

  • Size

    1.6MB

  • MD5

    c9d9e7edfea2dd77b939d3cdca53dde5

  • SHA1

    27a375cdbdb84b63a8c5629488eb056d1c64cc4f

  • SHA256

    bba03d1bee28cdf52559cf4ae5e2afd33d5cb90bbb683457fe494ec6338734af

  • SHA512

    a4bdd38f1c9dfa85718ff8785082c2c620f8ee4bb85aad094adea1a560f3fc826a96e504291ba4f3b636e03cc22ae22b8cdc80c700d3db69f07d7cc5f91925c4

  • SSDEEP

    49152:fkMDWGVefnqUdw3buFuUsX5r71Mot8KtKHc+JS6MBS0K2wD8WwKalKtKHY:zVVefqtryDYH1DtdMS6EdwAKH

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://hayatindonderlerikararver.xyz/MDQ2MTZjMDhlZDQy/

https://zorluklaryenicocugunhikaye.xyz/MDQ2MTZjMDhlZDQy/

https://yasamtarzdunyayidogrutani.xyz/MDQ2MTZjMDhlZDQy/

https://cikmazyollardaumutarayan.xyz/MDQ2MTZjMDhlZDQy/

https://hayatinhikayesipratikcozum.xyz/MDQ2MTZjMDhlZDQy/

https://yasaminkavgaveodulleri.xyz/MDQ2MTZjMDhlZDQy/

https://kucukengellerbuyukbasari.xyz/MDQ2MTZjMDhlZDQy/

https://zamaninguctusevinyasan.xyz/MDQ2MTZjMDhlZDQy/

https://gucluklertetekiseyaoyun.xyz/MDQ2MTZjMDhlZDQy/

https://hayatdersleriozetlemeler.xyz/MDQ2MTZjMDhlZDQy/

https://umutlarvesikintilarbirlik.xyz/MDQ2MTZjMDhlZDQy/

https://cikissizyollaryasadogru.xyz/MDQ2MTZjMDhlZDQy/

https://zorluklarveguzelliklerin.xyz/MDQ2MTZjMDhlZDQy/

https://hayatsevdigiolumsuzluklar.xyz/MDQ2MTZjMDhlZDQy/

https://yasambaglantilaryaratici.xyz/MDQ2MTZjMDhlZDQy/

https://cikmazlardayolbulanruhs.xyz/MDQ2MTZjMDhlZDQy/

https://hayathikayelerinikavrama.xyz/MDQ2MTZjMDhlZDQy/

https://yasanmisliklarvesiniflama.xyz/MDQ2MTZjMDhlZDQy/

https://umutvemucadelehayalleri.xyz/MDQ2MTZjMDhlZDQy/

https://zorhayathikayelerindenson.xyz/MDQ2MTZjMDhlZDQy/
rc4.plain

Extracted

Family

octo

C2

https://hayatindonderlerikararver.xyz/MDQ2MTZjMDhlZDQy/

https://zorluklaryenicocugunhikaye.xyz/MDQ2MTZjMDhlZDQy/

https://yasamtarzdunyayidogrutani.xyz/MDQ2MTZjMDhlZDQy/

https://cikmazyollardaumutarayan.xyz/MDQ2MTZjMDhlZDQy/

https://hayatinhikayesipratikcozum.xyz/MDQ2MTZjMDhlZDQy/

https://yasaminkavgaveodulleri.xyz/MDQ2MTZjMDhlZDQy/

https://kucukengellerbuyukbasari.xyz/MDQ2MTZjMDhlZDQy/

https://zamaninguctusevinyasan.xyz/MDQ2MTZjMDhlZDQy/

https://gucluklertetekiseyaoyun.xyz/MDQ2MTZjMDhlZDQy/

https://hayatdersleriozetlemeler.xyz/MDQ2MTZjMDhlZDQy/

https://umutlarvesikintilarbirlik.xyz/MDQ2MTZjMDhlZDQy/

https://cikissizyollaryasadogru.xyz/MDQ2MTZjMDhlZDQy/

https://zorluklarveguzelliklerin.xyz/MDQ2MTZjMDhlZDQy/

https://hayatsevdigiolumsuzluklar.xyz/MDQ2MTZjMDhlZDQy/

https://yasambaglantilaryaratici.xyz/MDQ2MTZjMDhlZDQy/

https://cikmazlardayolbulanruhs.xyz/MDQ2MTZjMDhlZDQy/

https://hayathikayelerinikavrama.xyz/MDQ2MTZjMDhlZDQy/

https://yasanmisliklarvesiniflama.xyz/MDQ2MTZjMDhlZDQy/

https://umutvemucadelehayalleri.xyz/MDQ2MTZjMDhlZDQy/

https://zorhayathikayelerindenson.xyz/MDQ2MTZjMDhlZDQy/
Attributes
  • target_apps

    at.spardat.bcrmobile

    at.spardat.netbanking

    com.bankaustria.android.olb

    com.bmo.mobile

    com.denizbank.mobildeniz

    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

AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo family
    octo
  • Octo payload 2 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • 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.

    evasionpersistence
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests modifying system settings. 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.nuclear.act
    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:4212
    • /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.nuclear.act/app_entry/IKorMi.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.nuclear.act/app_entry/oat/x86/IKorMi.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4238

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Network Configuration Discovery

3
T1422

Lateral Movement

Collection

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.nuclear.act/.qcom.nuclear.act
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.nuclear.act/app_entry/IKorMi.json
    Filesize

    153KB

    MD5

    1f1303c6fe000800bc9f34d784329a5b

    SHA1

    74159da8c3ac47b8e9bf3a7c301e933bd8f091d0

    SHA256

    0f5cabec7ce8ecfda98a40eaa05be963d6f5d9a1964482d5cb8f6f3d7097181a

    SHA512

    25d8c947b8f85b54805611621fc2097f4b625aa22685ab8281efab6d591fa067029b61ef710255e4411241e6d698afcbed70d5343a339c97f46f8b8966242e20

    Download Submit

  • /data/data/com.nuclear.act/app_entry/IKorMi.json
    Filesize

    153KB

    MD5

    54547d446db13692a690840c5b98e139

    SHA1

    15cc78e2bfbf35ef0cda9593dd1b64add495eecd

    SHA256

    20c003cd0e8ec652e249d265e6c48ea611da1e6d49948f03a28fa6bbb547018d

    SHA512

    84caf7fe39732974cec931ab47891f83feb5f9f6cd0ed8f670024e1d6b6c4388f093d7b6415de85671e35ecfced88864d67961c3fa3e14ab26b629cfe12bbd80

    Download Submit

  • /data/data/com.nuclear.act/kl.txt
    Filesize

    45B

    MD5

    68219ac0c68840eadd60d02798669311

    SHA1

    1e6a346674bd791b957f98799b15048e05280e60

    SHA256

    cd49580c2579d297bfb369f7c298c34c895d392e7d7ca319d51246fa82520f1f

    SHA512

    de50f92d9499f7ae698083e6bf5a87c0b1230755c3674a24d28f4b486cc0ecb445d91858dbc1155fba273c4f39a2791e0c5954615ac156730449e364f8a74257

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  • /data/data/com.nuclear.act/kl.txt
    Filesize

    423B

    MD5

    d538ead72fb735c7ab4594e0cc47f7da

    SHA1

    233f0d649653bfd6f102bd534a1296bdbb9a5167

    SHA256

    2c256ef8843ebcf2d12c2d8b11c3662a483bb030fb274776cddf73e1fa52deb3

    SHA512

    22082ac34813d8c323a3ad79b258ef00ca4924c8d131cc5fe61f135ceaa8672c4e2ed7247bd64ae71c8a8542e20ffa74d229532aeeb6010d78bca009ac63fb1a

    Download Submit

  • /data/data/com.nuclear.act/kl.txt
    Filesize

    230B

    MD5

    b476729051c821afcb539672c1332ed9

    SHA1

    6141657cf27c07e4f05bfe48c12f86439fae7c7b

    SHA256

    a916bc4f92d0fd50983540c72dfb46b3ae2a52634ef448090b318c2b859ee6a8

    SHA512

    26775366e8adebf7898be92bc9df5792de08dc2311e386d27779d561fc063abb15909b1cf4fb08b1cb07f17711db62b394898758bec0470ced1388369d48d619

    Download Submit

  • /data/data/com.nuclear.act/kl.txt
    Filesize

    54B

    MD5

    c1826c0244c3b63f63c78b103047d37a

    SHA1

    b959c7e2a6bfe74777c71232249b2c7eabe53a66

    SHA256

    20cae34fa6c6f96e35bde006b2b52f3aa317755109f3022205674857a5470e01

    SHA512

    1def808321f3861468f238f3fdf2067e3b0ad3c152d6edd8c1843bec358ae7ce0ab8b7d2f6f4766c26c92ec79cfb2bdb71ad066562397430060b4cb283e61c59

    Download Submit

  • /data/data/com.nuclear.act/kl.txt
    Filesize

    63B

    MD5

    395bf61e853d531d269a81d34e955332

    SHA1

    afaffadea5869c5dca321f9eb7bfaacdfde1da7b

    SHA256

    50eab16af965080859f27da0816d3e7eba5acfa40c47ab51d3f3d512a6d505f3

    SHA512

    fff0481f62922fd6de27c06f49621811aad557493db1665595b6ee3cd1d2b785cc98fbd605134e9acf78b67ce2891871a604d4d891137059804151d51fa4d474

    Download Submit

  • /data/user/0/com.nuclear.act/app_entry/IKorMi.json
    Filesize

    451KB

    MD5

    a4137413af64f8b8a10c304435e6d13b

    SHA1

    42ce926fb693ca0097c7a53ec680cce0e8001054

    SHA256

    c58ab6c0dc1455f32a4a92df60ce325a1f752fdd2efa563d886de64e77c4ef00

    SHA512

    c4b24f7489286707498cdb45526cabd90c321112ef9d2fe2322434e515c81f89da884973cd8a6e3fd52eb42084ffbdcecdc6f95a30f8ba656a74f35f1900ac69

    Download Submit

  • /data/user/0/com.nuclear.act/app_entry/IKorMi.json
    Filesize

    451KB

    MD5

    2b4e537726e35632c3803124acf85534

    SHA1

    e2568feba76753d44ad5569e8ee47fbb9b8b827d

    SHA256

    e0f8d9bbedf35954bfd023bf32896773d777b98746df588c2294cf96b3a8ea77

    SHA512

    3e0ae259b14b99388c5920fe9fcfc639eda3f16e4c01b562a684ce634ca32adb4ff40950aa06d9f7841820d2959d38aab47b10f6e665a2fc74f063d9d3398cee

    Download Submit