Overview

overview

10

Static

static

6

cd96afccbd...53.apk

android-9-x86

10

cd96afccbd...53.apk

android-10-x64

10

cd96afccbd...53.apk

android-11-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    android-10_x64
  • resource
    android-x64-20240910-en
  • resource tags

    arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
  • submitted
    22-01-2025 22:05

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General

  • Target

    cd96afccbd93f67e79f15acf0a613e717cad7ecbff4c59a7d0ebd5dbf15e2753.apk

  • Size

    3.9MB

  • MD5

    6b554303af3059155d2012e1c68f38f5

  • SHA1

    b4dc4fc7f36dc3b12d7ca6b669231d8ce4c1bb7c

  • SHA256

    cd96afccbd93f67e79f15acf0a613e717cad7ecbff4c59a7d0ebd5dbf15e2753

  • SHA512

    95d5f1fd83b8ad931db40838b03eddd44f976b40c4df92674d07d68b31d52cefe700f8eb4c11d4f2ac68a6c8de5a514742c71d69393cfa1d8a1283233d4f8e90

  • SSDEEP

    98304:0wUXCFKo2vNgQ72hGc2kgGT9veh/ktVZTHo:A1vuc4GyTch/ktHI

Score
10/10
hookcollectioncredential_accessdefense_evasiondiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

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.

    collectiondefense_evasioncredential_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.

    defense_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.ypukjnsgy.yzrdtfuxe
    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:5066

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.ypukjnsgy.yzrdtfuxe/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    de08270e0c9fd5ddb071188beb138101

    SHA1

    28b0d5bb7e0bbe688e7e3ec6b94260e27c420045

    SHA256

    e66237024d7f9c0199c708245e15b2c7ae969140b3da344c73c167d46486e5a7

    SHA512

    d291b976589d90dae36356e96af976c25e1a83c7c9d37010bc527a09fb455456effb9874a881068dbc36d6c75cf9d682593b75969e41cdd570eed0f746d93d98

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/cache/classes.dex
    Filesize

    1.0MB

    MD5

    b0c5b21cd72deae95c2c39ab2b13fe6c

    SHA1

    5aac752200de6b97790963f04f22146c4a641ea9

    SHA256

    3679a10ccea2627c3a043b24e2013c629a24b4516280ca55b0edacffbc0a79f6

    SHA512

    4486178bf55a42972b7a5253bed7c682d5c8a5ff7b9d8f6f1c021f91c25cb003c7aecfedeabb18e79d27b8d3c118c02ebe893530f161113de144fa822c3bd2b7

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/cache/classes.zip
    Filesize

    1.0MB

    MD5

    eca512dd2abf5951376ae2ffa86e5f07

    SHA1

    bfad840abc8d682f29282b5961f2544323c16e74

    SHA256

    406ea236eed12dc813943126dab415d3f1b0070d03e3fefb6c006aca69d1c5dc

    SHA512

    a66d74aa8c2ee6c98173fb1374def554c4e32d98c3c20b8213c5684a823f7b71eb6212770bb1dc1ed6594417cdabb31bae33f511950bcc66fd5cc6039223747d

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    fe3ab91c7eaa6bf00ddc25294a8ddd78

    SHA1

    81ce1fb09febb68f8548863f7ef769022053c2e4

    SHA256

    4e236de2ccf123afce393120d53bfd37da70964096a7e545694d84cfad55cd90

    SHA512

    863ba3efbbf4dd4a9fe261c86a3f6c19d247fcf7bf5dba9db608e8d1852dc479ab55016e8c897ca50af6b84679406126ae54da97c4648fce4d5b5aea8cb0f644

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    594084304b110b519e872a86c877c828

    SHA1

    2775a30afb120a44825f331a6865d6004bf81544

    SHA256

    77d1ae2339daeb73001ca95f3cb87659916dcc94ccf625ea08c526c87b8b5fef

    SHA512

    8f4934e4bc4a4cf4142b6574b680c781bbeec5ca5342cdde90c0fc6437165fdc1410fdedd8b32c3ede03ea1e2435b599ca11d0cb33225432f128c7c33ef17edb

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    3f566ebf75cbb5113365eb482e4d06b4

    SHA1

    10696407fc6dd8c7e77d229aede307661c23f4dc

    SHA256

    cf2cf9a5af75981efa8857af21eaa1533321cfbe7650610e5bbe11039a1f609b

    SHA512

    2f2bfa077311d1d17e26ce006cabe4a457e17ba94b93c34bbdfdf56a1af20effbce3a2ad3d603e40185cd889e7c133518cbf0b2d353bc70733803f0d69ad8f3b

    Download Submit

  • /data/data/com.ypukjnsgy.yzrdtfuxe/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    af1d16b034bc08932a6bfcafa4ed0f89

    SHA1

    7971924abeba2ba35cfc94da3da2d41d337ef8e8

    SHA256

    2163b44cc75882d6631216c395b2690d69f8ec0b45566fe7f79f4427c7aeb6d9

    SHA512

    05cbb7e0cecaa47f4e15ad22f76c6518623b6ed23b5023726baa1119fe0afa01510f38725ac2a4b5d54aa1c212ec4de84345a40ba1ff4883e7959c1b8b452541

    Download Submit