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Overview

overview

10

Static

static

6

7CD6A28CF1...48.apk

android-9-x86

10

7CD6A28CF1...48.apk

android-13-x64

10

Resubmissions

23/10/2024, 09:11

241023-k5tbratelq 10

08/10/2024, 13:45

241008-q2wwcszdjj 10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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
    08/10/2024, 13:45

Sharing

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General

  • Target

    7CD6A28CF113573793DF9EE33A422E01F78C6B2BFCD0DAB9395F76E8F0586848.apk

  • Size

    7.1MB

  • MD5

    44989009345f1ed85903f6a3a56cb0a6

  • SHA1

    7a2b602926402b3c0831c23d65a178308a44bb95

  • SHA256

    7cd6a28cf113573793df9ee33a422e01f78c6b2bfcd0dab9395f76e8f0586848

  • SHA512

    54a21f3327f816f303aa5457682e97973d2c7ce69f412e85796be2333411c0aaa50cec4c14bb36ccb2d5d5de3069db198fb60b3fd08aa258f48438ab3ffdee05

  • SSDEEP

    98304:bJmUELbPj71VKtF5iSRGo3teVzngbJRsiO:QUUjj71UXrqzngbJRW

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://e8009e84c92eeeb6f2cd34622a9bda07.com

AES_key
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
    evasion
  • Loads dropped Dex/Jar 1 TTPs 3 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
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.ublocked64_knox
    1⤵
    • Checks Android system properties for emulator presence.
    • 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
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4249
    • /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.ublocked64_knox/app_peace/KC.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.ublocked64_knox/app_peace/oat/x86/KC.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4282

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

1
T1628

User Evasion

1
T1628.002

Input Injection

1
T1516

Virtualization/Sandbox Evasion

3
T1633

System Checks

3
T1633.001

Credential Access

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 Information Discovery

2
T1426

System Network Configuration Discovery

4
T1422

Lateral Movement

Collection

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.ublocked64_knox/.global.com.ublocked64_knox
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.ublocked64_knox/app_peace/KC.json
    Filesize

    1009B

    MD5

    d57f72340f970bf65b47b0d956b0e24f

    SHA1

    e0acc59827e7836add72430b63281290fa80a5ed

    SHA256

    331bfe854b3e550283a6d0a3d5b7c81501546e8c8fe5bb6e73ef58c2a2b91efb

    SHA512

    29d7b64c41e7543890e72fc165baff140a1843072b3159712049e3c9387d4d0b22f7c8e5e3cb185910e7a542576f06b1b83961d47a961282d51ff77bc929cb9b

    Download Submit

  • /data/data/com.ublocked64_knox/app_peace/KC.json
    Filesize

    1009B

    MD5

    3e0b0f036a9da49052211bab7e8890eb

    SHA1

    6a65829a8c0dc2d44bdaf881d462609047383549

    SHA256

    8726fc2c8ec134a3af2914e9a4f553af0570321cad07f51da65eef5301eddfc8

    SHA512

    b3d0fc18e4489cc840ad52262e261b1ee869cada7c4005f2d70bb494291f3f16a8edcf479d640087575dff84ba570251ec73a4547e35305dd24521e1a6365ac1

    Download Submit

  • /data/data/com.ublocked64_knox/files/.d
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.ublocked64_knox/app_peace/KC.json
    Filesize

    1KB

    MD5

    d427bea9291ba4d9dd1a3799b7c6cd4c

    SHA1

    1c4f9513986576c4c1c09a858dee587e44d82658

    SHA256

    cb9680986bdb9a588381ab33b5fff7bae70f7e0510ccfffa433bd72b56d4ed6a

    SHA512

    bc2eaa44a614ee33505f7f9d14b1553c9c8b61deb045921054d8a51653902e070d19ab0fc591184b33e4e3e556aad1b5345937b9782e1cc549d2ffd43f402ecf

    Download Submit

  • /data/user/0/com.ublocked64_knox/app_peace/KC.json
    Filesize

    1KB

    MD5

    082d782ce1967e5904dc6aa8fc7675ea

    SHA1

    aefdd5262779176fe9773d3bbe459fed2d00ca18

    SHA256

    0ee24d583245a1f83deb121c3d8ccd76091ea5ad4446214de336c4538ed95b28

    SHA512

    e7f4e392f9fc37089ffbe3683bcfb2b962e8385c789ab86d38680e77ae8a25204aaa4d50dd1e5fb9edaa780d0a46c8493025eb3d9ecbaa2334662570dc0272b5

    Download Submit

  • Anonymous-DexFile@0xcb6b1000-0xcb734718
    Filesize

    525KB

    MD5

    a777d9996da74597f2788dfe81ae2b30

    SHA1

    163fcbec62573e59ada6452512025baf2d064439

    SHA256

    2fedee0799f2e307353cab0e1e6c8b6d1d9386bfedb9cab68c4652d996be5e39

    SHA512

    25bc4d30f7beafd17116a0316d0865e8b2a7e66b547f8b13f6cc906229762447a61b5ff2a16f144a0e07b6d9b300174207cc46d88fcbeab3b4b61a4cde419f0d

    Download Submit