Overview

overview

10

Static

static

6

afb51ce89c...08.apk

android-9-x86

10

afb51ce89c...08.apk

android-10-x64

10

afb51ce89c...08.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    161s
  • 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
    11-09-2024 22:01

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General

  • Target

    afb51ce89c1381e7b1bb1e3b76c4bac04652768530c94e7eea2d0235c1fabe08.apk

  • Size

    4.4MB

  • MD5

    6ede95bd1048faee8e65677cdd0dce06

  • SHA1

    af6201b1004a006a1405eecf478319e52ea07221

  • SHA256

    afb51ce89c1381e7b1bb1e3b76c4bac04652768530c94e7eea2d0235c1fabe08

  • SHA512

    5243157f22e9cc3aab9d1a8587dbbf09a0f339ddf35828704639b363f938f7ff84bc4acc3e40d4aedebb8135cc61a861f957dc67e1d2025a6d035184d8e9ede7

  • SSDEEP

    98304:fQ+CvC2y7h7MW6uFK0BVgsbMz0XQJCO+gsYr9kyefDfF9xrcu:ojvlOgW6QBOsbMQXr1gsA9ktbfJ

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://185.147.124.43

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 6 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
  • 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.dajznzhop.rqfsrfbbb
    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
    • 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:4262
    • /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.dajznzhop.rqfsrfbbb/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.dajznzhop.rqfsrfbbb/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4293

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

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

2
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

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

Loading Replay Monitor...

Downloads

  • /data/data/com.dajznzhop.rqfsrfbbb/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    fdc3f1b1503081874a90857fd1c9d7bd

    SHA1

    2834a6d3eec2a0df50ab345192b83dd2bc37074f

    SHA256

    4029442f22a2584b375c331a301c39bc9df8e3603e6b1cc583918a3091c49228

    SHA512

    d82befb785e56920b8144dfd6a5e93cf7dd3f20fe487dedbb25006822bfef9165d00416602efca26757a72b1852a26d6abd632bb9ad5e79e05ada7b509c05cdb

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/cache/classes.dex
    Filesize

    1.0MB

    MD5

    8b47983ba053836dd5eceefcf8e8a925

    SHA1

    11cda57c0fc6c504d19b6423f5ccdd63cd66d272

    SHA256

    4a529ee9e65b73a14c242f1af053207aac740394169046b865e738a55b9846c7

    SHA512

    a415828ff9913c80269b056fa3cf785cb6abb4a8e604dffc9499428a691017859cd23445949bbb22d17e87b97b1f4f39d7ccb0f1fc42bff77c2347def6d1251a

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/cache/classes.zip
    Filesize

    1.0MB

    MD5

    527b08e8842aa7d03d3aa15b0e665afe

    SHA1

    80584f92cfe7e899db7b2c579b2374007435d872

    SHA256

    df675302698aa607cc0bf5863b371fc82abd80d2c2703372714cbe1467acde6f

    SHA512

    8777524716d76ce0c33e0abf3c55b57da7be8712c298b7b638eff4f5e392b4c6641fafb9868edd0e914833c885842a2eb7ea112e9ab8446848b5927cb20b68fc

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    9a8d0dc9cbfe94c4251b318bc088e6a5

    SHA1

    3764ef3aa965ecc2085bfa101cdd36e2945bb867

    SHA256

    a6bb448cae773720ba29d2f6f2656e9d3dc0ac731efab65e181bd922530ecec8

    SHA512

    7a8d9ab9c95e1cc5de7108d1fdc9695bfc02d4b27ac65ad27ff211c211e8875b2f7b446ca087ed651b7ed9ac11320a4ae050b00a107b737b7588d2be4686ece4

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    ba9b9dc2a177b3e05156cbace99abc6b

    SHA1

    eba731009b738888de1967569084776722a8ce2e

    SHA256

    376d1b1a2c4f7aeff4949624188fef78fb90c9aac36a6a46b6750694e712277b

    SHA512

    ab28ecac7508ba84ae468b34c01262172ba5556cda4396bb708ab57f832ad32f361ae0c1ef30994c6a6909c06ce34e43f3d3bca77d2d792f2040d9fbc70e79a0

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    f877c4a03550393e12149cf162c80538

    SHA1

    2749131ec442ae88ac246859b1c564419ec86797

    SHA256

    c7f09c9d55ba81b79a85f337e460af0b982c6b10bc497d73e881c022b1052570

    SHA512

    e0f34d074a58959f5839d1911ed58b23cea46c69d087eda978776c65032ef8d7b6c2955bf5e3289acde12d9fed66daa10bb1518aebf5fb757fa760d7127518ae

    Download Submit

  • /data/data/com.dajznzhop.rqfsrfbbb/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    9fafc1e824519e304d8f2c230abbc082

    SHA1

    45a82542dcfbed68e0db0901a343b0e930a8b2c0

    SHA256

    676036d483215e5ab506ee0a53c38c34bf566df0ed2ba0e32fa2f28c67bb5153

    SHA512

    aad0f5e5256c36645d80e308d257cb15735055b10d59e606ba26327adf68e25cac3e898daafefc75755ae0915ea26ed82b66ad41015f1c8131e9933b8e5ea2c8

    Download Submit

  • /data/user/0/com.dajznzhop.rqfsrfbbb/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    3b461b323e0c5ed855de577e5fae9e13

    SHA1

    eb81567bf38b0699cd7dc09aaf01c947bd6f684f

    SHA256

    a0cdb764d3bc06e0811ef45bf9a5a2fc669fba51dc1c408ea7b912be10f8242e

    SHA512

    398b60a04f9bbb2d9fa4b70400fb49873ebf0dd49e8d6a57e5e49c7f40b67adf0ba274027481c55af368fd2830acf53c5f3e005a5c637bf104174a1d03c95e03

    Download Submit