Overview

overview

10

Static

static

10

bc6ff702a8...c5.apk

android-9-x86

10

bc6ff702a8...c5.apk

android-10-x64

10

bc6ff702a8...c5.apk

android-11-x64

10

Analysis

  • max time kernel
    42s
  • 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
    11-08-2024 22:15

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General

  • Target

    bc6ff702a8e8c46555d616f44ccf6b7452c6149aed867b1e112025ead3c7bec5.apk

  • Size

    1.2MB

  • MD5

    c901d5c458efbb22c64e1ae46a0d6d86

  • SHA1

    3d83e69ded9cde30677d469afea25b6ce48d5625

  • SHA256

    bc6ff702a8e8c46555d616f44ccf6b7452c6149aed867b1e112025ead3c7bec5

  • SHA512

    492b71a3afad60a484917f3ac9ff3629a51e60316c176ef87c6d8a96c5f92ba800a67b0c3798b60f63a98e6be007569b93fff244066f2f6c5743258c4755d49a

  • SSDEEP

    24576:Q/wZPfjov4QpInMGV7zNU4E/nHMsw1guoCyGbug/ptzjT:N9fjhnU4Kkgu2Gbug/rT

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://wispy-pine-99659.pktriot.net:22284

AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • 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
  • 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.yuvayeburusave.wala
    1⤵
    • 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
    • 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:4232

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

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

Process Discovery

1
T1424

System Information Discovery

2
T1426

System Network Configuration Discovery

3
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.yuvayeburusave.wala/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.yuvayeburusave.wala/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    05b2440b3828c4d2eb82eedec372ff05

    SHA1

    515e3f0b5ff163392e50e260f20198b29f83b898

    SHA256

    3d3a75502d5bfb69d047cccfd920fd5d4c42367407941a2cfee0b2527394f3fa

    SHA512

    f863e30b814df8016b17bae0daa7336b5460ff98d576e33c6200baa97489b9ab9181475142528a30dd286a6b36648264745f2d0fd7ec4b19d6fd08a794728ca6

    Download Submit

  • /data/data/com.yuvayeburusave.wala/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.yuvayeburusave.wala/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    276fd149ac1901f55fc184ed7956f1cd

    SHA1

    6b0ea4d4ac3cc282a835b10a8d154397e9af03ae

    SHA256

    246e256dfe2eca754ac94c69f7371be04d61d2aa59d5279e7b8671d7f20c29cd

    SHA512

    9c2bcc198ebe3ccdec7cdeb42f0bc17b4f9d34a8522a697ce0243f31703bc1d54cd5cb59785f739cb4495a6b032cef9e426d1b1d67ba0407792352932190ac99

    Download Submit

  • /data/data/com.yuvayeburusave.wala/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    00c559854d7c8b53970ea3cce865b9e8

    SHA1

    3111749610e704d8c78930a2e50a0dc4b32c39e2

    SHA256

    adcd4260af75f7a85afc6919d58b6434e36f6071f7d06955fcf1594e47d59b4f

    SHA512

    9e5d97c09c1414b34f830ae9cc5fc10f6a1fde10c81a0915710f2ce172f7b73a3e0fb7314e007a2be32ca5e3e57ab756068cea7eb4396d9df77470d5f8628a8e

    Download Submit

  • /data/data/com.yuvayeburusave.wala/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    d27db3e5595d8f1a60efc8fe3781d436

    SHA1

    8748ede109715f9aa60a48e1e97d4b6520044956

    SHA256

    c56448582e596807f0d043a9515dd8b1b5fa2553c28ee54aa6677e9b2a172374

    SHA512

    96fcff6d0e9e5caaa17e2334ac6123f57b9caa70879b201712db449f78e9c42d24ec6cb22fbfc42d1de0748afd63c776e17a6257a8e8c321d38ba6c31ca5ea4d

    Download Submit