Overview

overview

10

Static

static

6

6ec6cb49f3...6a.apk

android-9-x86

10

6ec6cb49f3...6a.apk

android-10-x64

10

Analysis

  • max time kernel
    148s
  • 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
    15-11-2024 22:02

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General

  • Target

    6ec6cb49f3011396b5d2c5a9cc605f2210323d2829a615c19904e4a1a767686a.apk

  • Size

    2.4MB

  • MD5

    bbfb8731417782d7d04812f7c5cc4bc1

  • SHA1

    dbd18d7c507d1c49b253d04bfc9e1a1d0eaa9cfd

  • SHA256

    6ec6cb49f3011396b5d2c5a9cc605f2210323d2829a615c19904e4a1a767686a

  • SHA512

    065623948d1c32e39db9ac98c8864dc5bf96f14f10b270d930ee80207886c872df5e29626a600e8bd6d6601f61b58172e90f924646b52292dca4582c5d9f569a

  • SSDEEP

    49152:yJ2OsrUFIDnEM7ubsxyubObhbIFiEiXw0KbyBVbhsA8w872Zx3pbpxfSAp6NAtMQ:yJ25rMIDEMSb2yubA4iXXdhe72XNqApR

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://populeryabancianimaserver.xyz/MDQ2MTZjMDhlZDQy/

https://eglencelikahramanlaranimas.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmtutkunlarianim.xyz/MDQ2MTZjMDhlZDQy/

https://renklidunyavekarakterler.xyz/MDQ2MTZjMDhlZDQy/

https://animasyonvekulturhikayeleri.xyz/MDQ2MTZjMDhlZDQy/

https://yabancisanatcizgiustalari.xyz/MDQ2MTZjMDhlZDQy/

https://cocukvesinemaoyuncular.xyz/MDQ2MTZjMDhlZDQy/

https://cizgidunyasindakiyabanci.xyz/MDQ2MTZjMDhlZDQy/

https://animasyontavsiyeveyorumlar.xyz/MDQ2MTZjMDhlZDQy/

https://sevimlicanlilarhikarakat.xyz/MDQ2MTZjMDhlZDQy/

https://yabancianimasinemaustalari.xyz/MDQ2MTZjMDhlZDQy/

https://cizgianimasanatyaraticilik.xyz/MDQ2MTZjMDhlZDQy/

https://populeranimaserverkaliteleri.xyz/MDQ2MTZjMDhlZDQy/

https://kulturelanimasyonvesanat.xyz/MDQ2MTZjMDhlZDQy/

https://yabancicizgianimasanatyolu.xyz/MDQ2MTZjMDhlZDQy/

https://eglencevesanatcizgihikaye.xyz/MDQ2MTZjMDhlZDQy/

https://yabanciveklasikanimasyon.xyz/MDQ2MTZjMDhlZDQy/

https://populeranimaserverdunyasi.xyz/MDQ2MTZjMDhlZDQy/

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

Extracted

Family

octo

C2

https://populeryabancianimaserver.xyz/MDQ2MTZjMDhlZDQy/

https://eglencelikahramanlaranimas.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmtutkunlarianim.xyz/MDQ2MTZjMDhlZDQy/

https://renklidunyavekarakterler.xyz/MDQ2MTZjMDhlZDQy/

https://animasyonvekulturhikayeleri.xyz/MDQ2MTZjMDhlZDQy/

https://yabancisanatcizgiustalari.xyz/MDQ2MTZjMDhlZDQy/

https://cocukvesinemaoyuncular.xyz/MDQ2MTZjMDhlZDQy/

https://cizgidunyasindakiyabanci.xyz/MDQ2MTZjMDhlZDQy/

https://animasyontavsiyeveyorumlar.xyz/MDQ2MTZjMDhlZDQy/

https://sevimlicanlilarhikarakat.xyz/MDQ2MTZjMDhlZDQy/

https://yabancianimasinemaustalari.xyz/MDQ2MTZjMDhlZDQy/

https://cizgianimasanatyaraticilik.xyz/MDQ2MTZjMDhlZDQy/

https://populeranimaserverkaliteleri.xyz/MDQ2MTZjMDhlZDQy/

https://kulturelanimasyonvesanat.xyz/MDQ2MTZjMDhlZDQy/

https://yabancicizgianimasanatyolu.xyz/MDQ2MTZjMDhlZDQy/

https://eglencevesanatcizgihikaye.xyz/MDQ2MTZjMDhlZDQy/

https://yabanciveklasikanimasyon.xyz/MDQ2MTZjMDhlZDQy/

https://populeranimaserverdunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://cizgianimasanatkonusmasi.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.

    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.assist.public
    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:4333
    • /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.assist.public/app_onion/UcN.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.assist.public/app_onion/oat/x86/UcN.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4358

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.assist.public/.qcom.assist.public
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

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  • /data/data/com.assist.public/app_onion/UcN.json
    Filesize

    153KB

    MD5

    c77fffcf93ac9e645e85b07722638c84

    SHA1

    4e9296190592397467497d5d422c7ae294b33fac

    SHA256

    b89065210543d55712edf89affb8275ef1fcc344b1a92bf72e787490fb1d6f26

    SHA512

    a1a8e00d34ff828e158d31113a4273589103d068b088fd30ba4b63c26e3eeb38d09d5aa43c16577dacbdd568367fe00adc33499f4d008261b575a39182209d40

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  • /data/data/com.assist.public/app_onion/UcN.json
    Filesize

    153KB

    MD5

    6e04290fd8398cc7635039c8ff8a848c

    SHA1

    f32d3cb576e6009335da23dcf29f6da7f0fb3cde

    SHA256

    3b0f370eef6bc506bd1c6d6c9da24e5cea1b3ebe7fbd35877e16baef3ab55f79

    SHA512

    8be72867ea596509b839949ee5745f0d16c74970d17bed5823c2ebd6a8e2ad709c88e340c24e18898feb4082b2f1221451199c9496fd46558fc2364e3ed9e99d

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  • /data/data/com.assist.public/kl.txt
    Filesize

    45B

    MD5

    cbb2fb16072807fb997e1447df2387c0

    SHA1

    42985e5f3219fad878e5808fc80fefe220babb33

    SHA256

    36a5e1824a145c486bd9ab25c54c6ffb633b38303ee94869c81c948bd2f6797b

    SHA512

    028cee9b3ffbb618bc04822d79b4f22330da02f9feaf730ed1ef70170380ef331a63ff8ee0d5ee7f125cc7e5eebf64defb9d14562792062ab5ca4d7be516eec6

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  • /data/data/com.assist.public/kl.txt
    Filesize

    423B

    MD5

    137f7e708b271f886441dac4e9ac7498

    SHA1

    b8cf667dba7573148537ce1993b056c6d6a16163

    SHA256

    06585800219534829a95511cf27c473d7aa2164376b56046e6db26f3b0884010

    SHA512

    0d655cbad1510ebc97e9402262e3e1c107662f4c81dbffe25770c4e48827a37c423e43ea7867ea55b218ce800ab3dd8785c725ebe87db934317aa36c4ea37185

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  • /data/data/com.assist.public/kl.txt
    Filesize

    230B

    MD5

    a0151467e892a4985fb0d58f50fb0949

    SHA1

    c63e49ec4ca0d75afe73d262c4a5c1233cf5516f

    SHA256

    858be5d57370757eab959619e5e1944a9c4d051875a23dd0ba5a20b56d09373a

    SHA512

    3af77b81adb112d8a05dbe2f4f82bbdca8039e9b4a112af00551f047bdf5304c71ac8383cdada449e61372aec157debe1afe1f30e61090411006296c99547fd0

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  • /data/data/com.assist.public/kl.txt
    Filesize

    54B

    MD5

    4b9767f66616c8da9a508276b4141b5b

    SHA1

    d597d5a989c9b2de1dcea6f0647794de0c6e4d9b

    SHA256

    d825199aaab99edff39ad1eddadc1be3f889af4896383da6221e04c99620b623

    SHA512

    91bbb0827b38dc4bafda73d47364ee99e73bee099d15f0f1eb54a8b420e08762c4c0f7c4f9d44afd2d696eb4c04d22c79daa48c7428970c5f2377e7b9fabe48f

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  • /data/data/com.assist.public/kl.txt
    Filesize

    63B

    MD5

    577ecb9ba931c7840b8c0b23d08ebfe5

    SHA1

    2c5f2e015d6fd1769a2ebd587225a181eefe7638

    SHA256

    b802c41580cc2689d667bd59ee01ac57955b7fa9a2603772ca14906f0863efdf

    SHA512

    969cb1982f58bc1fbf1a92e483304c4fe07062e51e242fbdc4275ba80d3748f2628b781f4d6aa315b9444c1917cf2d43c1ddf71dc7932f8add5ba118bbf1f52f

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  • /data/user/0/com.assist.public/app_onion/UcN.json
    Filesize

    451KB

    MD5

    cc76a343bb5e35b7fa73cd4144f8a97c

    SHA1

    e5f7762798c4551d37bbd4e36d4731db309c0a76

    SHA256

    0e17fe62b3052779ba5429894f42cfb54e37db0ddfd48b7c987e8e40a8880f3b

    SHA512

    7571a365547029cfa29e02db34c6648378b0d35bf3b9dc0dcf79b6aa8a1bcd6eb558c421cb893e7872afc51fa87ef0d25ab3154479336cdf107d62259905292a

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  • /data/user/0/com.assist.public/app_onion/UcN.json
    Filesize

    451KB

    MD5

    601f36d502e301b4f601b0305ce1b99e

    SHA1

    003d383929604df0e7b47f9903ef76ea744c1db5

    SHA256

    b9de20daa6b2bd7923c515430969df5001df0e6b433c66ee19b562ec33de58d7

    SHA512

    0952d821e984fde17224aaf4aa06056e6b9ec0cbd088974e490c9b21e9d0d759db4cbe355464dd57a6e76ea811726bd8151fad0688753c054c088d26fc33de97

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