Overview

overview

10

Static

static

6

44746359fc...11.apk

android-9-x86

10

44746359fc...11.apk

android-10-x64

10

44746359fc...11.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    189s
  • 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
    15-08-2024 22:00

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General

  • Target

    44746359fc1789b961eb00e9110ef15814d5bb22e7b2563d879acec5e718df11.apk

  • Size

    4.3MB

  • MD5

    44ad1465f63b5d0455b7977677afac46

  • SHA1

    2fcfb4c03ef45c0c233421b9421652f08e73071c

  • SHA256

    44746359fc1789b961eb00e9110ef15814d5bb22e7b2563d879acec5e718df11

  • SHA512

    e7fb1a7e2e9753f0b4fb0eb0abb9374f626ed1ff2a092cf46e0495f8871b1a72e17abd1997959fe1a49a705dfc5728d4e0c889b2509aba594ee3a615f1c4d017

  • SSDEEP

    98304:aHS4ieZodzREnAknaF7+egAXlDDhJtKrQBU+WGfpbD:aHS4iAowApB+8FFCEhbD

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://149.50.108.117

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.cqcrjofjk.rqoxfnffo
    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:4258
    • /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.cqcrjofjk.rqoxfnffo/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.cqcrjofjk.rqoxfnffo/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4288

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.cqcrjofjk.rqoxfnffo/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    b63c1999473258b564ac65609ef60698

    SHA1

    1b9e82b1572bf8c9a60cf9b942f971adaaad56fc

    SHA256

    1c1ca6bb79527c933902eb788bd8a0f091f7201d978d102f53144a22e2cb3a3f

    SHA512

    f25efff54ab06c30233ce6ba6392b8eb6b8d8dc74256d13a23ce17abf9229ebbbbc5c066a70034e9c8666716e43c18497117313919fea6fff3169cb490e1d998

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/cache/classes.dex
    Filesize

    1.0MB

    MD5

    cf576eb3d15a1956b051ba3606b5bcc1

    SHA1

    2cbaab1c71bdb387825229107ed3cafacf4e0865

    SHA256

    45c37ec744f3fe05e33c6ab7b99f2fa482326d531d8cfe1b7f93c5d4568f8ead

    SHA512

    64da862840be9cdb0e152aef2acec61625b9d647d1aa1cb0cb5017bf85c0d13657a7caf8e39018d5aef6c4d82798c0f8d2d2e387ce224bf77f3177f61c172e62

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/cache/classes.zip
    Filesize

    1.0MB

    MD5

    98436b38f45d33370a4f812b66380922

    SHA1

    c64c539da0b3fde462bc394cfac2bb25a462f41c

    SHA256

    38da95e30ff829bcade963ffc2edf5f102fb8ddf10becd18cd9ec79fc1ac8482

    SHA512

    af327feea5fd828ec4433e87a3c3b5b4ebcb19cf17bea8fea41262a0fb51b85fa900171efda04a706595ad154d614069e39be3026bef1824fbf4c4b46b1d2130

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    67a4147eaa3211d55db9e174d01ff3d4

    SHA1

    3a49331fd839fe23e2b0b1cc2db5ea3de49e4280

    SHA256

    fde3a47c919d3bf3f9e9840a0f07c4834dc9f7a5867dbdf4f135a15fe4d55441

    SHA512

    58dfe0bc9613ee58e639be91aca67573388a4da15ac1702e1e2fc77cdeb4154a0bb626ea70c101d388155839491eda6e2db43fc0ff32d12a881be4f18b3f2ada

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    d3422fa4749f5aaa45c2605ceb10f165

    SHA1

    985793105c89ea231751ea282b0988e606304ee5

    SHA256

    68a3ad0bb7953d4ea503b12e6240c76e25fbdf63b348fb96676afa0a518e20c5

    SHA512

    7de62ee9f0160a119e394eea70a15f4ca92b4804621cd7b1d4bcfdd2d9495f35a246d6e6b6c208b2fc9f25fd2abbe19ed3fd9528099994a9dc1ef9418fe202f8

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    4dcd60e64fcf8cab1faeeadce838c681

    SHA1

    6cd8cfe57e0f5ee1356c8a4c6a39a5800c655715

    SHA256

    4485eb72b2e6df760907129809f59459843e6c2a53a7a170241142ab2f29aa07

    SHA512

    53a1a71ffc50db8bc2e571f07bf30a731f91bf0533236a3febfd3d96ed6d0500e712c2e95a16be03d6c02b43888ccaa93c8bce8ed89c801bdac1a1755f3bf283

    Download Submit

  • /data/data/com.cqcrjofjk.rqoxfnffo/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    01bede19b028f22d024b311dbe50c991

    SHA1

    1eced95bc6efb168d660f57b3d67b1bfe241dfd9

    SHA256

    4b6e260832ad1987bdfdf35dd78670e89bff29e3d289d6c217c904510bc56416

    SHA512

    8b5d2a9b1ef0a9898a8de816c2d86df475be4274856c7c96728a66df58feb93128bbb00e66c90493886344a1e51ab2d15d8c63d5ae98f9245832c6c9a1f5357d

    Download Submit

  • /data/user/0/com.cqcrjofjk.rqoxfnffo/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    98c4130ae30c252ca120fef9f89f1361

    SHA1

    7ad8a5d9ba438b7514534e8be6f297298539404d

    SHA256

    879a94ed12f5747551754156683687c143bc4cd48cd491f9a09a32e8594d087c

    SHA512

    d5a3ac18a56078aaf3ade40159c8e25ded585a601635006de7186b886db9e3c327669a030e00990e61ffd809d49846623aa15f88c4e3e15153f72b9b78799c8a

    Download Submit