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Overview

overview

10

Static

static

6

base.apk

android-9-x86

10

base.apk

android-13-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    147s
  • 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
    07/02/2025, 17:26

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General

  • Target

    base.apk

  • Size

    8.3MB

  • MD5

    99fe380d9ef96ddc4f71560eb8888c00

  • SHA1

    fda55ec025703ea369494486faf23ced9ce1dce9

  • SHA256

    f35635ab05a8f0ff2e45a561e9aef6cb766fe62cd3216dc4ab5ca2425c58e1d7

  • SHA512

    dc4a2d13634b452eca71ffdf9f2cbc9791e35244818f87e2cf4c0b6f23313dfaa56e1d879d10fba2739c4d093b40c8e3379d192dae6d213fce966ae3bd69df5e

  • SSDEEP

    196608:fgsmj7sRstUVrL3XbxvRmEDsQK0j891DX:4fArz9vvDHJw

Score
10/10
octobankercollectioncredential_accessdefense_evasiondiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

DES_key
AES_key
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo family
    octo
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
    defense_evasion
  • Loads dropped Dex/Jar 1 TTPs 4 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.

    collectiondefense_evasioncredential_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.

    defense_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
    defense_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.vgsupervision_kit29
    1⤵
    • Removes its main activity from the application launcher
    • 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:4255
    • /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.vgsupervision_kit29/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.vgsupervision_kit29/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4279

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

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.vgsupervision_kit29/.global.com.vgsupervision_kit29
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

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  • /data/data/com.vgsupervision_kit29/app_dex/classes.dex
    Filesize

    1KB

    MD5

    04ef7b00a795e0c4bbfe25bfedd079cf

    SHA1

    916afd3e77445b00bbaadc7515c8263493d739ef

    SHA256

    f984426ad8ce36c46203803d95b922636d73383f23fecc4abcc2e098c34fa3bc

    SHA512

    593f73b85752cc497cbc29317a2f878b82eb9464ba7e6d6639e528bd58ed9902c223d42027eef4a52eb09bdf39526868d4421f4fd0e364bd6741947cabe23749

    Download Submit

  • /data/data/com.vgsupervision_kit29/cache/classes.dex
    Filesize

    1KB

    MD5

    bbf97b74bf9ae6d14d8b896855147948

    SHA1

    2dcf6ba0cf82723f9a26b61943cec520692986b1

    SHA256

    8dfbbe63ee84f9595004fb50db2ea85515bfc7bd7ab5164cd713ddd97a4189be

    SHA512

    0adfa3e58174270c3e6ed864ae1ba5379531a52fe5c04236fd000885dde927067b93c7abc88da58c19900d027589def742747b5a47b559d2c82d022b0cc8d734

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  • /data/data/com.vgsupervision_kit29/cache/classes.zip
    Filesize

    1KB

    MD5

    a76ef933b3cea397986e8802c285c865

    SHA1

    933c5bec9e9a137f1faa5ecc424447f849d879d2

    SHA256

    00e3f597718833535fac7924024df225cec18e253156985952a743e4043482a8

    SHA512

    98e7f068dc435a1be1aa72ec37b6c90403d3fcbd271ec1976134cc6dec5e667b61e58e069e74c881e0c3888371f5d438910b5f36018a6c49764b33e0633677e1

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  • /data/data/com.vgsupervision_kit29/files/.q
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

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  • /data/user/0/com.vgsupervision_kit29/app_dex/classes.dex
    Filesize

    1KB

    MD5

    121bf2942289e2eda987b4d7af940849

    SHA1

    f55009099a16edbddfc0b662015edf3b259399e5

    SHA256

    8cbaba5e0e715a057c1b98af5dd70ef17d15c43b44564927186e59220181af4f

    SHA512

    ce4a583b546194cbe876fdf0b524ed384843621338da4180b4570d74b36d4b3e5281cea09fbe9b37139a4164f9e9bbf88465219d4929cf57327485f4148c402a

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  • Anonymous-DexFile@0xd2ef6000-0xd2f7a53c
    Filesize

    529KB

    MD5

    3215bc6fa1cb6b2bc7fbd06c7e3ba340

    SHA1

    1cbf162642ba0531bdfadc687a8b3eea3357c194

    SHA256

    dc6511e4be8a30d07d3affaa73b077717e98ea999ea2da4e6d38c42979c1a29f

    SHA512

    c303c6e0a19c9052f2896f8ab9b9276ac35051eb7162a1e2e5501fc9c04f7b48c00be19a98142db6092a2dcb90893195b7aa1bf77ad5b8caba91c18b8c8e956c

    Download Submit