Overview

overview

10

Static

static

6

aa297243c5...69.apk

android-9-x86

10

aa297243c5...69.apk

android-10-x64

10

aa297243c5...69.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    194s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    06-08-2024 22:00

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General

  • Target

    aa297243c5474968d306584480888f733bc02beeb0e0d315942b06e09c3ecd69.apk

  • Size

    4.2MB

  • MD5

    ff403acc071ddb0de54dba7a737b847c

  • SHA1

    9a8b1a8bfd2d2fb9f817cd32823d9dc7dbc9155f

  • SHA256

    aa297243c5474968d306584480888f733bc02beeb0e0d315942b06e09c3ecd69

  • SHA512

    4ddd394776d6b151db3c92aaecab36fbe1c171d5b8beeaae2963cfd66c2d0c63f7973d2945de4e23a5cf0776e3ec7718f662cb4310ff04f8ce8444bbd6df639a

  • SSDEEP

    98304:ey4w5TYejKw0RVjR+2K/T5KHuXgmUYj6ZQb86VJyyG:eqDjY/jRHy/g3Yj6ZODG

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.40

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 3 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
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • 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 9 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • 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

Processes

  • com.zuovyogiw.xlxmbekoh
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • 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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • 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)
    PID:4287
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.zuovyogiw.xlxmbekoh/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.zuovyogiw.xlxmbekoh/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4316

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

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Access Notifications

1
T1517

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

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.zuovyogiw.xlxmbekoh/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    b971369617eea938dfe53b5f129521b5

    SHA1

    79eac4988e327e4738a656e31590a8503980ad91

    SHA256

    fa5409f9eaee734b557fb78abf34600eddf18e2b5dd79c167d6d40ed0b4b3135

    SHA512

    a35404c1fb0b8e21e171cb5be45b000404a98b44d395b79c0ce93dc4480ed9b593af20a74ddd716fc76cf56dee7a67b8010aaeced13083564c2adc9d5f434d02

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/cache/classes.dex
    Filesize

    1.0MB

    MD5

    4bdcda51be47f49802fdc516f175abde

    SHA1

    a0ee9fdcbfb81e744a60824e6f3df53650458380

    SHA256

    5db56114d485ba633e1edc1d6b55fcd75c2dbc3405c1a3801e4fe03e09892dc2

    SHA512

    356f7124bc76e9f4db944a6fb3aa3ef68c2b8da73352eef72afef21c0c9673b1f26c6f8e320a95235f843d5084e80344b1a082720870cd76d78342bc17b50dd3

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/cache/classes.zip
    Filesize

    1.0MB

    MD5

    950b69e641d15ae65ebc0ed29c9fe06b

    SHA1

    a499598f1ae5deb12948539c3d0e8beb8545a67c

    SHA256

    c61c2d0f07ac6422aeed57ad5ed3e0067f7824b457795d963c3427111864ba63

    SHA512

    5ba93bc95daee6b2fecd8870efbd08ab1cbc023929700f2a7aa65344a1e9fd78fa709a66e113a64b7392c0eb0d4feb458abd50088308aa31ff5640bf8dcf8277

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    2e799ed8062ba5c3c51e3b9476214cb5

    SHA1

    594c7e2e689f7fcfdcc26649b89b034b365f4fb9

    SHA256

    3335fa06fb3f278f63a47da79ac4433966f0463184d5a92458cf4a97f62e77b3

    SHA512

    11f12f352e56eb600a17272c9d1aa83dc4f9749afdc18d93eb3091f2a299c9ef80558e43421e47a2e26494915f7b89510b12422da3a196a400fc4ee0ec8e0767

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    8e239a30383d99bb77dfda1f5c330694

    SHA1

    b3e457824b1a7bf86175f47037a662417762186c

    SHA256

    394edc741f59ee08c05ba514cc8a1f36fbe677adf4478b8744464485790f64e4

    SHA512

    dd0bdc3b45bafe3f4cd57c0d4362b0e4e2e2b524e7afadbed53acbadb249304d56c9572aeeb4ac49153aa06009ae5fa1657bd06e87daf3498d5da8df8d6f0f69

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    a5e8a136a65faeb43a97da366c3d0649

    SHA1

    d6e225e97d54b6d8413560050cd75d2529544449

    SHA256

    0ad6f51e436ab0b16b0165e15115cd5aed3e2a627497cf987a4b3298cc181f64

    SHA512

    53b43c0bc33d8662a867dee4f73fe7705274bc50f5b76ceedfdc962fa66ac5ef4be3bdcc0f5a9c93e8664f3f2e9dde5e3791835eb7e4ffb95364656fff084c8d

    Download Submit

  • /data/data/com.zuovyogiw.xlxmbekoh/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    82e84eabed747374c4e830768b251e42

    SHA1

    0d071db290c063a01b882ced8a5e61f9a81b866a

    SHA256

    49d4959366e4ea7ab63f339338660f26e248f6cb955792209b2f05e28222d422

    SHA512

    40b48be57857be0604905bc179bd8511e63d65aceac6b78c37a1133a43803ad2779aa9791b9e9f9d8b83683524fafba621256b28ebf73cabcecb99da196e5f44

    Download Submit

  • /data/user/0/com.zuovyogiw.xlxmbekoh/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    8cd401f4616a3b4afccac98932925ad1

    SHA1

    463204c17edb6c987f77ffaa30d7321f6e90db0c

    SHA256

    18e240871a18db841eee2e66893d672fb136764dbcd12f08f5fa4bb2aafec3e9

    SHA512

    d29bd071204026e7f3d0753e761d0139e48100051716ac6300063665004ddbdef7456f297a54e86a474762025a890ced4ed8725596c325a767c098c94a0a6de8

    Download Submit