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Overview

overview

10

Static

static

10

1a1c44eb08...b6.apk

android-13-x64

7

1a1c44eb08...b6.apk

android-9-x86

7

1_d8efd0e44d.apk

android-13-x64

10

1_d8efd0e44d.apk

android-9-x86

10

Analysis

  • max time kernel
    24s
  • max time network
    27s
  • 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
    08/02/2025, 13:56

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General

  • Target

    1_d8efd0e44d.apk

  • Size

    8.4MB

  • MD5

    35a1d2116129b916983847efd403521a

  • SHA1

    708b476ab4c579dde5543ef1e8ebfa23f0f601cc

  • SHA256

    a9a3ac83d69afd859727c1865335b84768fb6af3222e317ec01e5b3d743e6f66

  • SHA512

    2f257a743ffc338950cdf60848da5ecaee18d47dd328c6d13ff3e23a55a280d302a491f35d94da37344c634c8b2f4423d6dcbee8021aa494d8ca16955d774e23

  • SSDEEP

    196608:143raRilMWt3XPUJGZodMHzmfOUBWvYZS:143rP98GZHzmmUBWV

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
  • 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
  • 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.toolstest_watch22
    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
    • 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:4334
    • /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.toolstest_watch22/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.toolstest_watch22/app_dex/oat/x86/classes.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

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
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

3
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.toolstest_watch22/.global.com.toolstest_watch22
    Filesize

    48B

    MD5

    046a414913add6f5bb60072c7db819b6

    SHA1

    451ee4f6809260aec622d772fd329c7d0297a842

    SHA256

    b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

    SHA512

    4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

    Download Submit

  • /data/data/com.toolstest_watch22/app_dex/classes.dex
    Filesize

    1KB

    MD5

    c42b8bf6ce2dff3527c5f3897f15a5ba

    SHA1

    ea67e6af0477b239a5e833bb16332b57444ae541

    SHA256

    c896d1e7da1ad3fba4211a1d1cdff517df2bc9f81d6b956793a56fd503511c5d

    SHA512

    ca778e846a2bc5b1c12f49e28efc5f153d3ae820e95bd192e0f04710c634494db7f269717bd4209c738eec50211127beda0b943bfe1c1f4df145ff972593ed0d

    Download Submit

  • /data/data/com.toolstest_watch22/cache/classes.dex
    Filesize

    1KB

    MD5

    42e8b9229530aa32210197e01a3ebece

    SHA1

    1302f13c88e3ec8d0834f17957766f1a7eb0f5a6

    SHA256

    0242cbbef33e30c3a32bfb37de79a1dcf50480fa4180ba76be7e92f24b5ac04e

    SHA512

    f5c25677a0a2515c114803cdcfcef70d7a6442612ed1fbcee9e842bede266944207a90d836342f0ddd45b5a39350d52170aa6e98a5b8067d0422f77cba0bec62

    Download Submit

  • /data/data/com.toolstest_watch22/cache/classes.zip
    Filesize

    1KB

    MD5

    47c20d8eb5c3b0653d678e6373ed59a3

    SHA1

    80b1385089a58d53cb07633c45046ec4c7b03163

    SHA256

    ba6525e37e8e48328ba0d11a18a3bf87273bf2e2473fb84284e6074ab62ed285

    SHA512

    7022597f142b8e5a4ae127f5bb1c9e6f345233c09907c7777fc93ad0f47c3ccfcfa9bfeb01f7c0b3fb8ab826aff461ca5560da4e5ba635dc67100fd6b0b00927

    Download Submit

  • /data/data/com.toolstest_watch22/files/.y
    Filesize

    307KB

    MD5

    4e73947cabb5db3f92ca85004981b754

    SHA1

    6d9667fdb0280ed2dcb782b4683e422a51bdc601

    SHA256

    6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

    SHA512

    be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

    Download Submit

  • /data/user/0/com.toolstest_watch22/app_dex/classes.dex
    Filesize

    1KB

    MD5

    5702392bd79ed9e1ef45778acb23a46f

    SHA1

    0989d23f056a22e3544614baefa0cc423c8672ac

    SHA256

    12825baefa8365ca200acce5e1c748f30cbeedcebe99f941a88d2092a17b1b41

    SHA512

    633f621fe66289556ec6d931a31bda8c3677934176f67fe688e6db5842c854b7c5239812c4a25c28495952bdd85cab01c64ed3bd74f79a9c9bf5fd075ae96e01

    Download Submit

  • Anonymous-DexFile@0xc6df6000-0xc6e7a3cc
    Filesize

    528KB

    MD5

    340b68b4a5995edf7c015a43749d8795

    SHA1

    11c0b5f4a57ec9953e0c1ca7a3229d73c0765f4d

    SHA256

    830eced7a2a3e0b8e39f19089eb35cc6e38acdee3fbe1a2c539bcb2409a41dd7

    SHA512

    3664c01f147432403d89dd01434327f8daa64fe290ffa9aad9363b170bc6d6dfc679c1b895b446e38bb6997cd8c02e2968303647607c50f5410d41a0eeb0ade9

    Download Submit