Overview

overview

10

Static

static

6

d2faa03050...be.apk

android-9-x86

10

d2faa03050...be.apk

android-10-x64

10

d2faa03050...be.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    160s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    02/12/2024, 22:04

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General

  • Target
    d2faa03050cd15ad97c0108c451f00b074228ee8235dce87d546ee45846f93be.apk
  • Size 4.5MB
  • Sample241202-1y36da1man
  • SHA256 d2faa03050cd15ad97c0108c451f00b074228ee8235dce87d546ee45846f93be
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

  • hook

C2

  • http://94.141.120.34

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 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
  • 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.zwuiaeqza.wxdlfyvob
    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
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4769

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

        System Information Discovery

        2
        T1426

        System Network Configuration Discovery

        2
        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

        classes.dex
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/app_dex/classes.dex
        • Size 2.9MB
        • SHA256 a9f29e0b8b87d2e52c627924a98bad036f62efc59bb279e7b34193e26ff7a969
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        classes.dex
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/cache/classes.dex
        • Size 1.0MB
        • SHA256 dda4d0e0c91e06c04b16e6cf8b425d99323cdf4caade9ccdbe86decfea41bdd1
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        classes.zip
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/cache/classes.zip
        • Size 1.0MB
        • SHA256 6c633f4631ceca59a98a5071b7be36596f35211848c8f4fb07d0a2e19d446ec0
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        androidx.work.workdb
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb
        • Size 4KB
        • SHA256 9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
        • MD5 SHA1 SHA512
        Submit Download

        androidx.work.workdb-journal
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-journal
        • Size 512B
        • SHA256 10265dbeeac1d726e7fde8e4f2685e56c88c4556468c1379aed13e9dc374553f
        • MD5 SHA1 SHA512
        Submit Download

        androidx.work.workdb-shm
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-shm
        • Size 32KB
        • SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        androidx.work.workdb-wal
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-wal
        • Size 16KB
        • SHA256 052487d4781aba63d021bbeeb42418d73544348ba4c5d64e0e5b6b19d4cbc8b6
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        androidx.work.workdb-wal
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-wal
        • Size 108KB
        • SHA256 1f3db21ddecfc6dfd54c0723ff37d9801073b67ba8f889fa4cfdc0b34ceadc73
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        androidx.work.workdb-wal
        • Path /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-wal
        • Size 173KB
        • SHA256 e0abf3d26d3855c149d52814babecf19e72605a4e896b04a601cb88b6c9d6139
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download