Overview

overview

10

Static

static

6

256b3535a3...8b.apk

android-9-x86

10

256b3535a3...8b.apk

android-10-x64

10

256b3535a3...8b.apk

android-11-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    159s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240624-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
  • submitted
    29-11-2024 22:00

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    256b3535a3f9d6f957d77679aca8a78518b886a613e6eec8617009024c98178b.apk

  • Size

    4.6MB

  • MD5

    43387e62ed0cb5b4c1da1138176c1827

  • SHA1

    9da7889eb21e4e97fc1ddbb91e2d01961dcb875e

  • SHA256

    256b3535a3f9d6f957d77679aca8a78518b886a613e6eec8617009024c98178b

  • SHA512

    e08e08216ad2b6dc382823dcfb0d03fd66d164795c8216bc9a2579e650c3ecafd97022ccf4be5075856294197ea417cd84dc29680d88c2148d1017b30ea1b62d

  • SSDEEP

    98304:EKrpaFXR+gSljjNnRWtayEVrQoJmxsR4GqRe/SiKghZui:cF8Fj5UpEHJ7qReqcD3

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://65.109.83.248

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Hook family
    hook
  • 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 5 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
  • 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.kuhzwfkif.ssntarxah
    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)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4521

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

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.kuhzwfkif.ssntarxah/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    43f166abffc9582bfab4d343bfde165e

    SHA1

    e9ed1ac7ed58891dd0a17c1e3314dc73d220a82c

    SHA256

    fe2ac4a392b353e51ead8503415055d5b57bb95cb2b5d69ba6ced0ff62c4e18d

    SHA512

    a37dc8115eeed3892c5733cb3f02b609a5dd28881e7c99a796c39980ecc6ba726df99572e5768c62175769fb365f9a00be51e69029c26048cd30150428f30e53

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/cache/classes.dex
    Filesize

    1.0MB

    MD5

    8608f5606664c79712a1526dcd9614b2

    SHA1

    c693220fc36d48541e1fae9b0359d08c509cae8c

    SHA256

    81f4517c6f475be68631303710952e10d1765786ed3aa0355c7b6a3e0c21b808

    SHA512

    727c9eb693e4323a5dfc9fabe15558aa359c82b733c2e59dc4fb38e574b2fcd353249a96691bbc5be77bb307ecb821fc49a3da2f7b2163a50c0c0145108390fa

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/cache/classes.zip
    Filesize

    1.0MB

    MD5

    afb5355e1a482f5267ea4b89b3a57e8f

    SHA1

    e4e2ccdf870424635a01b08e76660f6a739ef853

    SHA256

    045b9567d46aa82765e0a343188faaf18bd1961753c3418ff465f55335460e5e

    SHA512

    022d3e2fec96e15234c0bb98edd2b3e2da9e8e1eec7fc0c313e7761b996d47951fc739c4ae3f7cf3e2d27b097e427a0ad38fabfd0234640b9b86582c588a0472

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    aeeb54a427c4aa9768d158e765127375

    SHA1

    1001e2132da7f8a9b7f65ef69aef43d054334fd9

    SHA256

    50d442956b37469630bb01bfa882f9f930a86077f0a3fa3dd2e48b58b8d679de

    SHA512

    63e45bf9c844444475aaf1db91befb96a220810d722b48f5c6ffe99f22146a0b813ba0cc98481cbf57727c6e9563ee8197666bb6c1132723d905382032f970da

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    c00b0fcd2f082174a01e4bd64b29936d

    SHA1

    ecc2f925c40ef6fa6c5c00408dec1cf863e7becc

    SHA256

    88931aa88b9199442e3fedb00a9dc87c829bb65e23d60c54515201697e0349ed

    SHA512

    a3e6639dac7540b1091bb0a838908e52564dae35817d38dc23744f159366e429dd639c65802f3272d935a35c1d9507f25acf061c4a3f299df536c7ddc4fd92a4

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    8d7af8762ad28b43b995a5e86f723b15

    SHA1

    055c8876b84da2fe40452c03c249e3164e574dcd

    SHA256

    08c52fd3ba727654d7117812147d50a468cb5af5e954e647b36961dc710954f9

    SHA512

    1adc72e449da8a8e2283c75311e6ae1f92febfe1d37c9f1007824751d39dc6d193400447edb574076805a8a8cdc4340f436ac7a8f4ea70053c63f189d7b3c4bc

    Download Submit

  • /data/data/com.kuhzwfkif.ssntarxah/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    e361e3d391bdcb68328f5e9b2928b750

    SHA1

    882dff226d20e2ec5fac428c2d0ada116658501f

    SHA256

    83f377ec82f5c193d10c0ebb37518ee84c6bfe55d923459adc4191cc28f4cd5e

    SHA512

    6f225efb9dfdc2321a0d4133d9424f45959a73eec32fedcffe52ba1435c3c564edb15a9cabb47b792ed6f9a5c5c047f272c64010f7b53b52ba044069c6c3ba80

    Download Submit