Overview

overview

10

Static

static

6

609eb001b2...76.apk

android-9-x86

10

609eb001b2...76.apk

android-10-x64

10

609eb001b2...76.apk

android-11-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    160s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    22-11-2024 22:04

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General

  • Target

    609eb001b2ef877d2d75446b0382321ec8aa4c2cea9d7cbddde479962687ad76.apk

  • Size

    4.6MB

  • MD5

    2857b4fb409629ae5f161c96470d58ba

  • SHA1

    282a482d799d792cb2df8002f27a4e6c5029a85f

  • SHA256

    609eb001b2ef877d2d75446b0382321ec8aa4c2cea9d7cbddde479962687ad76

  • SHA512

    a2756c95f20bfea7d067fae37a20b68732b8d39f29e7051c96bf45168073b8009ddd58720dcc46d4e3c98b57a9c2524e3bd9ac6f7988f98b32fa237557f12295

  • SSDEEP

    98304:nTymrArg5a4/+P++6i4ZAWBUMkhwdi+BJFuAESn7YzhbP8Tna7E:T7rlBC+W4ZhBVkqdiQJcAhn7YVQuo

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://185.147.124.250

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
  • 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.gbqxnvcjv.ucoujosyu
    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:4966

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

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.gbqxnvcjv.ucoujosyu/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    cd656538ea17b154ce6e5e924ce51226

    SHA1

    c0c3e008fcfb283a1485275f3f0793a3550fcab5

    SHA256

    1f8d6ff3ea76583a2116a0dd16dea77e7aa79bd74b6bc19f65005b5c6fb470e1

    SHA512

    fec605c89a58dcad69be6f22f3efae9bc5c798cacb57522d26cf230ba8c1d48cb20c50d1d4226128347c842975fe689f6a662dfdf355d4b029012bf72b74cac2

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/cache/classes.dex
    Filesize

    1.0MB

    MD5

    2eef054e2aa0d5b5b860a5aff35449b2

    SHA1

    d80251639ab6486d83bebfa77d1590a01c265e5c

    SHA256

    16b476cffa816758ab2cc1d5c61a13543e483bfc5cfd97589eccf9a4313f13ac

    SHA512

    80638f11bf1ec9a31d0baa0049fb7c2ca2a38576fc6d5abe7193887f85160fd0a644c9133f9f66d7aa8d7420267cd83e845d490da0a2f753d4e226c57691c32e

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/cache/classes.zip
    Filesize

    1.0MB

    MD5

    556c86801ccf48bc917e38546b067308

    SHA1

    a996c082a2b4a1785a41167ca5d418c06dd01a87

    SHA256

    c287f01e17975b0aec265756b2ce369dbda205182b165c9ce5ffd1cceb626a26

    SHA512

    71fa6711d665da5aa70126fa3fe78e3619fd5189b93ee9398cd452d621e60f4cdf00b358c5aa3daa8dc7d8f3ed33a9f3538730808015ffc3ba1eb941dcb1e9b5

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    c1ddc7d6d1a09e802ad79dfe52b6efcf

    SHA1

    dc156db9a7339c9b715e72d6f0370b35a6e5cc42

    SHA256

    4234ee4a02dd29701d9368ab7f238bdb4e4a96e6bb65ba41c7a8ab57a5dfef01

    SHA512

    4c7e22627a2472e44e3f4c00ea0b0e5b5a46a0313d4dde9d14b618a5ce32b0fbe91227d03774a1e08bbc1b14bb31008b6f246976c1827d70215791beb4c88740

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    0137a6f03d1786ad05e307218277ceb9

    SHA1

    8e8d0ea85ae6b7132585325e938d33ad8c73a29d

    SHA256

    4e78bd0b747138a453786865e2700915294e85c7ce33fbf5329672ab46022e8e

    SHA512

    9d1e704c532b53040dc96dd137d2c391025123263b238da0d17fd223a72901bdfdd7d64f0b6637e7a8459162407138b674936ad5ebb5b0c7a1f54f1df814624a

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    ac2fa9961fb154b3690ae190ea21bb15

    SHA1

    bc91b57da61f4b65ef7006ccd7aab2e88b67c0d5

    SHA256

    ba146874bbba1b7c6ea87af28f89cb98cf925d66da31a5e63b068a9e029a7700

    SHA512

    62feda675819c90abff6aa35489ae617aedb6bf19853e007c2a4730dec8817b10dd1e6649b60fe32ea0e74e37ca8dfe106deb9475fab72e2bda0c08a4c5cc62e

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    651395bc8ac9398811ce5b8dd83b2a31

    SHA1

    aff3e6debd74f78f94d3b4a70c84eaa06362c924

    SHA256

    b98353ab8242a7e93995633b6d9147dc8cb8878a8e3b0a9aff89660379263524

    SHA512

    c1633cd1b356b3935da16f1904c128849b07566009c08e722ac8915c9df8892720e7cc75aeac593abb595da8f3e6daa27c8038db047393593f3eced604b26016

    Download Submit