Overview

overview

10

Static

static

10

4149e4a343...97.apk

android-9-x86

10

4149e4a343...97.apk

android-10-x64

10

4149e4a343...97.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    184s
  • 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
    02-07-2024 22:01

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General

  • Target

    4149e4a3434c44a87f55b5643d5bbbd55e093dc592a600be679aae9dd3706897.apk

  • Size

    3.5MB

  • MD5

    d097ba2ec6c71d7f0118cb3bb11f89bd

  • SHA1

    d3310070f7f5065f218851b5445c7034a382600b

  • SHA256

    4149e4a3434c44a87f55b5643d5bbbd55e093dc592a600be679aae9dd3706897

  • SHA512

    d0a54a35b36b736aa55ddd23d8a53b1a8bfab08b290c8accd527f7c4993439496d72d785b68767c15570ebb5e137485320098d548db14cc54bfd38ad298c39ca

  • SSDEEP

    49152:r+LlX/wLODvIv6CxceAWbN1k55gQVxF5HaH8Ib/iVhT6+cfsiJTDMQGNgEJWzJSu:r+LlvQSqrN1yXF56cnl6+/ihDYPbS6c

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://192.168.10.24:3434

AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Removes its main activity from the application launcher 1 TTPs 2 IoCs
    stealthtrojanevasion
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • 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 15 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
  • 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
    evasion
  • Requests enabling of the accessibility settings. 1 IoCs
  • 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

Processes

  • com.fogipexosisa.wesoku
    1⤵
    • Removes its main activity from the application launcher
    • Makes use of the framework's Accessibility service
    • 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
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • 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)
    PID:4317

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

Foreground Persistence

1
T1541

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

System Network Configuration Discovery

2
T1422

System Network Connections Discovery

1
T1421

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.fogipexosisa.wesoku/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.fogipexosisa.wesoku/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    ad20201191c95145e8f867a7680ad59c

    SHA1

    47ba272d9de5eb7aa2391d52d813bac1a0760094

    SHA256

    89747aafccf7e5b45d60b37135ac591f7c1a018e5f7dd13f2046851ab8a1d799

    SHA512

    78854cb5b13f70c1659307e3bbc11fb4c4d38d01490b497c137a472255305fb0c6a1837286c74fcbe4c7f19cc249e2a2305dc4262bf15ed208e250b8b122a482

    Download Submit

  • /data/data/com.fogipexosisa.wesoku/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.fogipexosisa.wesoku/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    f5186a5c5ffc360bdb637be1106866f4

    SHA1

    d1f3f337e0276598d1fa08e62d360de3a99424f3

    SHA256

    d4a0ac52c24ff7cd783415079c2215d43550f549e636b21d0ee11bf0ff82620d

    SHA512

    bc1240c07990f3637d8b5875039f71a5bc403d6b0de76a9607b2ef5e6347458725068cc6c002f3cc7ccc66cba595ce78201c8809ecc0209df5d438786e859040

    Download Submit

  • /data/data/com.fogipexosisa.wesoku/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    141d8f831b1aef5b1ea3694d615976ca

    SHA1

    64a63d0cb4c97cb8ff310a3e5af190ef1787be66

    SHA256

    7340494b7b88287f3b63b3c2e512aedd473e7021c9b01986c0e9f1c8ae75e59d

    SHA512

    f9fa959915177b9cec55b858595818501d23707508daa16b52a01194f7607b21b7c8c24caf2392d43068e5eda5cb629b3290d3e8017f2d40d87900a99f63e982

    Download Submit

  • /data/data/com.fogipexosisa.wesoku/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    3b069a88aca9a9604ec03eafad2e965e

    SHA1

    eb0beb20ba60ed7caca2383243ef9dcf5f914abd

    SHA256

    63b4ae0572f645da32838c1416a45e1e4fc2fedeb2080a03b85a5e53a32e3a25

    SHA512

    7b8338300fef1f6277a5673ce559a798405464832a347362558d76a1b847a797e7533bfc13453aa3edf368c73fce5eca11bfd307e76f2fe6a9d511e56594865f

    Download Submit