Overview

overview

10

Static

static

6

9452b4fc2b...8e.apk

android-9-x86

10

9452b4fc2b...8e.apk

android-10-x64

10

9452b4fc2b...8e.apk

android-11-x64

10

Analysis

  • max time kernel
    178s
  • max time network
    195s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    06-08-2024 22:04

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General

  • Target

    9452b4fc2b46b99f309f620856a1235320a4fada2fe606edd470a0878a45d08e.apk

  • Size

    4.2MB

  • MD5

    8b4d1df35b23f264d4a0591e07b45d84

  • SHA1

    bdeb3eba3781fe2b380e0f9900ae39013b617468

  • SHA256

    9452b4fc2b46b99f309f620856a1235320a4fada2fe606edd470a0878a45d08e

  • SHA512

    972d7e311cfabf60bdba12d4eed37e980a6f6de3c54229605241f74783b822543b1bacb4d3af75008c663bf3dd4ade10b433a5096ccb16dab7128bd18afd5d68

  • SSDEEP

    98304:AXdn+NuhfSy262uagJGGII95IwfJdQ+PqOuWsm2JaV5sdOUwg/A:qd+NGfN2ya8GGII9v83RdOD

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.40

DES_key
AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

    rattrojaninfostealerhook
  • 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 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    collectioncredential_accessimpact
  • 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 information about running processes on the device 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about running processes on the device.

    discovery
  • 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 8 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

    discovery
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

    executionpersistence
  • 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.gtsbkixel.asbfpwyrn
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:5064

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

Clipboard Data

1
T1414

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Information Discovery

2
T1426

System Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Clipboard Data

1
T1414

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

Data Manipulation

1
T1641

Transmitted Data Manipulation

1
T1641.001

Input Injection

1
T1516

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.gtsbkixel.asbfpwyrn/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    636b4fa6ef9c46489bab2b9f69023339

    SHA1

    ee86f9df91e041d6ec835c177e0b84a99fa062be

    SHA256

    4934156e0a1315bb3084be7b404bf525275114f2fe031772e38f97aafe2183eb

    SHA512

    670e0452335f5c0b917ff0e7ca05abb816d85ff08b4c22b009482e4ded0a553675d7e1bc4bcd4a05d27f71e4524156dbdb00d3289bb0d859923f6a32ef3aec5f

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/cache/classes.dex
    Filesize

    1.0MB

    MD5

    5dc422b72f15749dca3efb7764123eea

    SHA1

    17f479e6cc1e7654dcc413e6e0a9970ab51e9a57

    SHA256

    1eebef777ef76b879cc5fa533669ad3d2e81e707a141e70ebf6683cc0e2ad3f0

    SHA512

    b8922bc6c723702d8c49050f72698b1a3d0c024058e1162bdd15f166f368559d06d1719a8e857a77ed6de70af584f021092fa27c3190302d5363660660df458a

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/cache/classes.zip
    Filesize

    1.0MB

    MD5

    2c5ec24f892acd1761c3254749ac436c

    SHA1

    deac1211ddf8baaf5ab741a893ce96cb0f832d86

    SHA256

    589828535c72764b86d99b597d3a836cb7e025540164dffcad925c09725f9347

    SHA512

    9aa60dc2e7bf2036c7b0fce58f8d736d4a85b47e771cfd8309639cdfe459f925e66af21d7207bce2fa7457d39cb7103f362e89ea82845e5735a23808b90afa93

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    838e4db4f9e0d39e974e8aeeb403be31

    SHA1

    94e45ca231d6ac32ddc02a135fb64b8723ea048c

    SHA256

    09c84ee6144684b166a047f7b56f1d9a027d9605ee856f72359efe98b38a10f2

    SHA512

    43d0a976456eb2b984f3d255b4fd732ea6783ce4ec4b221d62980cada4a1c68fce23e713cdb579e57a5f93814990f18a65c8ac8b3746165aa19a3fb2c537bcfe

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    a80a7ddb3825578a2ae31ed03bad5de1

    SHA1

    df97dd174f22b8ae2dc8f8d68fa327caa902c075

    SHA256

    7fc18dd62db775130cd30395ff579651ceb0c380c91a4932a9f018eddcd74564

    SHA512

    593d5655b72b4e0dc52646f61cd7eb13acc51d8201d2e90c6a820b88364b7177718d52832129c013fe84e640dddea4c954e03973894a6ed27f3a1d434ef63cb3

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    31c76edade22a9df13817612bf86747d

    SHA1

    44b215dd797ce3c0d4804923adbff1080deed0a1

    SHA256

    3e8e1b691a92e0b425eb3da57cc62bc60b58036b935af1e4504c6caeafe44448

    SHA512

    f50417865fc47ee88282943e86b03952902addfd08a946a7a1ac259e1736df750f5a80206c70046981784e8265827a0da3bfefa8fe13fe89f921b1c257c8fc85

    Download Submit

  • /data/data/com.gtsbkixel.asbfpwyrn/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    464aa82f0fdf9b9bdf2c85012abd3dca

    SHA1

    aedadb2f5308e5185738b5665cd72a55b1eff448

    SHA256

    c59bb704502c9f39a16ca43815451b85e845a4d8d33a7b6a710238e3f1cd1db1

    SHA512

    f912947b25ce2fbd963413b567aaaf34d0fbc98f86a90d0f7bf721dc555767c96ac98ec95b7a5ee9e7ad880a92b9fe5d73d8051963abe8eb6363e4817b78f713

    Download Submit