Overview

overview

10

Static

static

6

9b.apk

android-9-x86

10

9b.apk

android-10-x64

10

9b.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    17-01-2025 10:31

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General

  • Target

    9b.apk

  • Size

    4.8MB

  • MD5

    cb76a1cb8638b031c09b02e0d2ee5cbd

  • SHA1

    f078c0c66855873e0fc59f8e89d403da3716b9b7

  • SHA256

    9ba6ece1a921ccf5dd5a13e4fcbf4fa64601d3503a5995ea30f6826eff94afa1

  • SHA512

    34c03f43ebf9c48010dac33ddbeebb90d0bc5747effa26c09c35c8ccc677707e2c0944e12256643f1bd4131f57bb5cc4e4d065fc8bbab8bc1193a3b1c416a28a

  • SSDEEP

    98304:8CRhf2qLFNAHnIB4mugoHMCqHxyOjDOaEVq8sbSh+kdw1ec:8CRx13cO4BgGWxj5EVAbA+k2

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://lankfnajasdfzcvvxzxcrrtfas.pro; http://lankfnajasdfasdfcxcescgt.pro; http://lankfnajasdfdsfngaaslsss.pro; http://lankfnajasdfanbabwqeda.pro; http://lankfnajasdfasnbadsfaaa.pro

http://lankfnajasdfzcvvxzxcrrtfas.pro

http://lankfnajasdfasdfcxcescgt.pro

http://lankfnajasdfdsfngaaslsss.pro

http://lankfnajasdfanbabwqeda.pro

http://lankfnajasdfasnbadsfaaa.pro
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.xcytrjoux.cqhfynogu
    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:4981

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.xcytrjoux.cqhfynogu/app_dex/classes.dex
    Filesize

    2.1MB

    MD5

    84b387337b8cda1155bb0e93c5c66bc9

    SHA1

    2f72795daafceaa3b4c7e0c561a532e05d20ccc7

    SHA256

    38632b27b7341f780c5d88df35169d0ccb835431344e8e999af927f7a3b4a760

    SHA512

    3668c0865980ff7f2f5016cb3bb438f0798913c9d7cb205210f569c2eb01c9d14af24d2b2df4c8f339dfd78f0d74ac154fe32ac2a23c7fbfbb16143301592e0c

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/cache/classes.dex
    Filesize

    986KB

    MD5

    0a75feeea36223e94d9eea47a11c5fed

    SHA1

    9dac66821d2859397968e08e1c83a43e18d75070

    SHA256

    bcc85a8f354ba0215050a72eea36080d6551470d26ebd4e6eedccb44821035a3

    SHA512

    50774cb7a9f31a8dc9549dbe5822c809b5b55ce04522dd208a7a302df1c39d9eba942107cf2d0a3e55143efc6f3a1f97b6e49cd1a14b37ae55bde4c735fc9e92

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/cache/classes.zip
    Filesize

    987KB

    MD5

    42bc93ca169c1118369fcbe933635075

    SHA1

    85ffea0ff8143039ca2f5644efb78b210255718b

    SHA256

    0dca412f79a9b50bf05d1aae1efe5bb7958a1e9ab2559bf3f04774499dbb951b

    SHA512

    a337ed0876b60944c2b93816823f1536ebe3c8c25ee031f303724d3e91d28f78ad20187a5fd85573ff07fed4bbce540890e53fad1444cd834ddffc49667db915

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    a3039a5112753cb2fdce52e291c77d69

    SHA1

    636b0af5d9d5525d8b039a189e5d26d645470700

    SHA256

    9936b76aa1900984e64b59d17a6cff7e1f198a309b4d42602d571675d7274de5

    SHA512

    dfee00e4ddd55578ef960653687327029279ea27ad3389fb32779b324b18a2ddee1e8ef6c27a999ae2cc02b434464a5f70aea04a92cf9e20a1c0263356225705

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    27a72f748246060d39cbf9c0bb62fc6d

    SHA1

    726a1a2c00f10c19c7853408eb7aa5b6e2055640

    SHA256

    ea7c0d31d6ad6a9346b630f41948f2c8046867b26a45e1f30326240a9514a948

    SHA512

    54f5ccb4913aebdcf2d69416de9b0d267863e4c9d773c260ca3f3df34b979d8591bb3989c759d2ca1d134d72964cc8dd21f50ff2f0c79908acd6cb6d95c04023

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    53d694deccab461a45da80041a0737d3

    SHA1

    ed53e94911025f5405f7481e85f71f74fd1a1365

    SHA256

    e50978d7c493d3377d470b5c2f6168099efd122c3b8438e509308bb20ed17f5d

    SHA512

    1373f199857653e5128a954ebb5d1b513b7ce11ea07495fe6954df33d30c359d85332ef9371a80136ee34c49f0e12edaed7f2a0a9a9a6b8a55a2ed408ff98ed8

    Download Submit

  • /data/data/com.xcytrjoux.cqhfynogu/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    a3730bb90b7cbdf16c70448bc53efe3d

    SHA1

    d8cc8256e0a07ae6bbb7a9504a02f73536d984e4

    SHA256

    92f59edd227acb5c55966b0b8a2486f446b451edb8cedec5e9c3bfad9145a146

    SHA512

    748f5ef4b0b277e2ba91622b3cce85960bf6000996a5a22f6728721c27f07b96470079f67b215b6ec932ab1d3f8ccf7b86f1d0c1cbb1ae4d44c424b5fe5d457e

    Download Submit