Overview

overview

10

Static

static

6

1fa998efa5...46.apk

android-9-x86

10

1fa998efa5...46.apk

android-10-x64

10

1fa998efa5...46.apk

android-11-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    151s
  • 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
    11-09-2024 22:07

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General

  • Target

    1fa998efa52804a494169fc0878991e2834612843a26cb649d2cdc9c2430fd46.apk

  • Size

    4.3MB

  • MD5

    6b6db51b023456d43610dbe3e47665e0

  • SHA1

    6cd38149508ffa042b707d8d9b952269d90739f5

  • SHA256

    1fa998efa52804a494169fc0878991e2834612843a26cb649d2cdc9c2430fd46

  • SHA512

    084baef8848ac15f6aa60ee8c882a7a720dc4424244b8e1187571c02f5917507f0f9a4699d6080cf7c7252d54645f4f2f5b96bc9ce6b096b3ca2ea8505c5724e

  • SSDEEP

    98304:BvCubAHdrvKSxyXU+KiMa7Y/qozBfPl/vpnj:BquE9rKQz+Ki/YB9d/vFj

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.233

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • 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.retwpkhyx.watfdwdms
    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:4559

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

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Downloads

  • /data/data/com.retwpkhyx.watfdwdms/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    1a7393196e3979052dbe8300e9a39945

    SHA1

    0059a87e7ccc2b3fa8a49ac785d17ff9958d339c

    SHA256

    4619ac11548f6ca769308bf7efbe31f0b4806724c37e7928897cf06bafe822aa

    SHA512

    258b2480bcfc5b02e6fcf70c561268376e71e3d8680a7f3cec6830e167626edc6682efee10b4eb94c6d03c4694921765bd2cc5f1512c0039d42c180c65a24452

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/cache/classes.dex
    Filesize

    1.0MB

    MD5

    b66d21538720b5119918a60547b5ec81

    SHA1

    3541a26cdd6278103aabd002af9e505b7623a66a

    SHA256

    7438b99a04f1aca6ba14359ab0b4c78529f9f296f9a30938763d2d04734b3e9d

    SHA512

    58e4ef7abf9560132b14c4bb9913c37a6400633ca4801390c5aa5fbcb0d8e2c7c2ef0580b8de668f547c5455cc5f1880ca2080668a4180c7a3c61e5ac8731f6e

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/cache/classes.zip
    Filesize

    1.0MB

    MD5

    faeaf4da53ab23f0efd5b881ddca97db

    SHA1

    9dcb0716fe871ff59bc6fca493885bca5facc987

    SHA256

    8388191d3d8998f663b69760d8705220b02356387fa40d86afc4a4d0397760e6

    SHA512

    08f3c47c2c63145f312b756978159dc70536f54fe0c7084bed0d22f8714b53b0b8504aeea203acab5bbf981b06b1a632da6edb1f2891a68332a1241ad4e98180

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    653c6fedcf7d1364014a68fc1e1c5305

    SHA1

    b5dced04ead96d58124dd7113b5622a5113a5a81

    SHA256

    49d67fedda3ed06bf58e77293f41ffd3766b8ba707fdd082093e24c765a88606

    SHA512

    e7078301203cd6604e8c36a6bb72a8d8922da8877e4b65df6b5563734c4ccc78c47c8e25ce6bc7b16794512e468ba26e05e752c2f77b439b7d55ed915e69dbbd

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    6f82780d9c6b096be27bf8c95beabe55

    SHA1

    d20771e707a497360245cb52cdaa56b503b0f7c3

    SHA256

    bab92be0960f8c0a09b246be97fb3c3ddea49989c2192094780e001559d1a344

    SHA512

    d9ce105bdd1fd78bcd3ca3bfe46e151d610892a50802be3a42909ce8ef4bbfd164b3811bf4612aa1a35dcb5fa4042d3e856e10caff91140a3ec43a31ef07f785

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    a424ca6a94e63f743cb0ecfcca956f45

    SHA1

    7ba5f7aa2201566f5d9b5a9266d67b46e4097048

    SHA256

    f81ee67952e50dde6f713fd2e53ba76bd50dd2ed076acd037086222ea2ab1479

    SHA512

    9f3b41776e21c9480ac76a1ec31e1e28c229e43d7dfb2845a94e2d24d6e99bcdba677813547683b85ebb76c8cbfd473e82fb413f7ad7625355a5bce5c0fb5602

    Download Submit

  • /data/data/com.retwpkhyx.watfdwdms/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    2aac5a1b6c634602279ee25b188664b7

    SHA1

    5d58c9312492f70a6ff06e229ca7167463aa2a4b

    SHA256

    fe5f26ef9f3fb2cba099a08770d0bce4a10d67af59743997fb2b21184cd786b4

    SHA512

    cad1afb4d53ff93ff860a20dc0eb209c69551059419e65ff512bc036aaed54c83a651d3ff151a2190363c5cf7cf46bbc69457095f31d8f8cc75b82e315c6e5aa

    Download Submit