Overview

overview

10

Static

static

6

a1cde728e0...1c.apk

android-9-x86

10

a1cde728e0...1c.apk

android-10-x64

10

a1cde728e0...1c.apk

android-11-x64

10

Analysis

  • max time kernel
    137s
  • max time network
    159s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    17-11-2024 22:01

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General

  • Target

    a1cde728e002bea0c7a8ccbcdc768c07070595722586a96311cb8ee67c96541c.apk

  • Size

    4.5MB

  • MD5

    3a3b6b6addb9363d29d71f812a206edf

  • SHA1

    bc41f94bf099801f63ededa7cdc910d58f494611

  • SHA256

    a1cde728e002bea0c7a8ccbcdc768c07070595722586a96311cb8ee67c96541c

  • SHA512

    cf22aba65860af243eade0af31e31775307175693a01156f6a9bd07824c548a8a191d8ba56cf274521b43168b20309ffad479e4df3241af345c1142185d4a783

  • SSDEEP

    98304:N7siz9gQAT+2isbirbnlad66nAJ4m8Th6NPk1FEQMQdsV2L:xLza96MbwLN6nAOPTh6NQMim2L

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://154.216.17.184

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
  • 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.bitejkoup.ksmlommbb
    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:5007

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

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Downloads

  • /data/data/com.bitejkoup.ksmlommbb/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    25c51549ad94398e5cc70218ff594d83

    SHA1

    e6b015de8602920cee2e6a061901cb383a4f430f

    SHA256

    3ae726c5690e141f75dc336fb1f3b406729c96d6c620ad32cc79a08f2a00e354

    SHA512

    8706c6882de933d94f7df7937f0e1049570d29b6b0e1e10b70fd3589fc429ad9546e816cc10c8e03ededc0f40828aaad7091f542280981c443f1708c9deaf173

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/cache/classes.dex
    Filesize

    1.0MB

    MD5

    4ce48ab27e54230b63b0612bf5cbb718

    SHA1

    6b564617f8f684a05dea4a33d2e83f8dad1e39a0

    SHA256

    3332c82cf7498d6c10b1d95b6239e71acfdd4aa9df5075b2b3a25dac4c372476

    SHA512

    cad2af7f81e2a6b2af5f6256996039516b6e089975f8be1609968ef1d24a581a83613def7cec9db32bf20354101b60939246ba930c6dd0a2580ba7c47427f5cf

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/cache/classes.zip
    Filesize

    1.0MB

    MD5

    6931b2ef642907d143d9bba65cb2982d

    SHA1

    3ad37de5876dc2e742b6d7d922efe6a6a4edafae

    SHA256

    03e611aaaa0dd48347ebcec30ef700feb81616eb1e51669ac12df786fb9b7564

    SHA512

    6579ca60f392fd4030ce160a94ce2410257ce1fe488df2bc34668e6f991347a12c8bed2d83f834b638be09bbe3f198c59bd549f20c2c7e3194fa2197952d3493

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    4459c0a492fa6e3e6106337c63de351e

    SHA1

    cfe874892eed5db517f75fdf1e4a702f3517b620

    SHA256

    11bb6814d61a3704b82129c86bbd20735ef4f9d2435cf9d1f747f6e567b8d83e

    SHA512

    c6a313005843f7db3df97a9bdbd6b1a82ca5cabff5ffac8e2312374d35f0f4f079773c6b2eacd0f025c5665c69194f6ceab4532a011507abc6d5ad5684403639

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    0a0e17b75915cfeb2d981874b22a5ce6

    SHA1

    4b632df08f49e6186dfdae21af74d08383f1f4f0

    SHA256

    ffc18fa57660d73bd2f57e104610e1b3ec2e7f7c7d51ef6aa0f87c74d99e654f

    SHA512

    40f0c2d9354aba94c182e8ba236979d48be32ea6fefadf8305350c878fc11054d6a581081d742d0a4120841d5a82876ce65e70918ef6a3f8a8383186897bc8ca

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    eb7e24e55130e7da3090e3aeff49f2d2

    SHA1

    8d2ea5c713520cfdf3ab665e0b9a8ff82476d297

    SHA256

    9ff673836617c5f83ce8fe38f9a57177b52b61d8692388f99a10a2584c188e5a

    SHA512

    d5f589dc0c998c59d6819c38c9f1302c1ffb84d8ac21e15c157b33efb5a2f6d227c14a4339743d3988f115b0fbcdaf5b25e59a0961c281f9a84b55b07c122392

    Download Submit

  • /data/data/com.bitejkoup.ksmlommbb/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    927c1db357879229dd1ee52969d4a8e6

    SHA1

    43b385bac8fc7f485b39172010ca732eabe69ce4

    SHA256

    f5d727f8b8d36c8aced5d2b02c9ec3259914b2749970f7174716d5f243af7aa7

    SHA512

    029f98e395507be7c1e31a6e4cebce97f885f5e24bd595fec167e7f0f3c2b72c96b972fa636fe8cfabf2ab14b7846e949ea1993737ed31f5007b570fee2d9c17

    Download Submit