Overview

overview

10

Static

static

6

609eb001b2...76.apk

android-9-x86

10

609eb001b2...76.apk

android-10-x64

10

609eb001b2...76.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    162s
  • 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
    22-11-2024 22:04

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General

  • Target

    609eb001b2ef877d2d75446b0382321ec8aa4c2cea9d7cbddde479962687ad76.apk

  • Size

    4.6MB

  • MD5

    2857b4fb409629ae5f161c96470d58ba

  • SHA1

    282a482d799d792cb2df8002f27a4e6c5029a85f

  • SHA256

    609eb001b2ef877d2d75446b0382321ec8aa4c2cea9d7cbddde479962687ad76

  • SHA512

    a2756c95f20bfea7d067fae37a20b68732b8d39f29e7051c96bf45168073b8009ddd58720dcc46d4e3c98b57a9c2524e3bd9ac6f7988f98b32fa237557f12295

  • SSDEEP

    98304:nTymrArg5a4/+P++6i4ZAWBUMkhwdi+BJFuAESn7YzhbP8Tna7E:T7rlBC+W4ZhBVkqdiQJcAhn7YVQuo

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://185.147.124.250

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 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 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
  • 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.gbqxnvcjv.ucoujosyu
    1⤵
    • 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)
    • 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:4278
    • /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.gbqxnvcjv.ucoujosyu/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.gbqxnvcjv.ucoujosyu/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4308

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

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

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.gbqxnvcjv.ucoujosyu/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    cd656538ea17b154ce6e5e924ce51226

    SHA1

    c0c3e008fcfb283a1485275f3f0793a3550fcab5

    SHA256

    1f8d6ff3ea76583a2116a0dd16dea77e7aa79bd74b6bc19f65005b5c6fb470e1

    SHA512

    fec605c89a58dcad69be6f22f3efae9bc5c798cacb57522d26cf230ba8c1d48cb20c50d1d4226128347c842975fe689f6a662dfdf355d4b029012bf72b74cac2

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/cache/classes.dex
    Filesize

    1.0MB

    MD5

    2eef054e2aa0d5b5b860a5aff35449b2

    SHA1

    d80251639ab6486d83bebfa77d1590a01c265e5c

    SHA256

    16b476cffa816758ab2cc1d5c61a13543e483bfc5cfd97589eccf9a4313f13ac

    SHA512

    80638f11bf1ec9a31d0baa0049fb7c2ca2a38576fc6d5abe7193887f85160fd0a644c9133f9f66d7aa8d7420267cd83e845d490da0a2f753d4e226c57691c32e

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/cache/classes.zip
    Filesize

    1.0MB

    MD5

    556c86801ccf48bc917e38546b067308

    SHA1

    a996c082a2b4a1785a41167ca5d418c06dd01a87

    SHA256

    c287f01e17975b0aec265756b2ce369dbda205182b165c9ce5ffd1cceb626a26

    SHA512

    71fa6711d665da5aa70126fa3fe78e3619fd5189b93ee9398cd452d621e60f4cdf00b358c5aa3daa8dc7d8f3ed33a9f3538730808015ffc3ba1eb941dcb1e9b5

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    489eabfb14303bc019b7c5b67ed31d99

    SHA1

    7f359f591cd03db1534f920b23f9c6b77157dc89

    SHA256

    3f808f39d70abfa6fd4d91788b97de5a03d417292f6074bb5000a9edae44dbad

    SHA512

    d4b6bc62d389081873b55704752f34265ed0cca77d4aa6ab4b10887810f8eb38f743f5d3aff17973f7f9672d24ea12999f1a747beec3860d95b42067c5cc4ae3

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    1cde2d8ed2fc3aa5fa48463792527c49

    SHA1

    731d5f1a3be1861424c9ff266bac3c38d4ba641f

    SHA256

    b889c36709c91e9ed7fec06eb6834547b03956dfa4d306e9566fd78629ec3255

    SHA512

    d7a8af311f03b1b8847fa0d8084e3c3cf0cfe7280f34ef03737d6343f97dc436320b9b85cfd5754c8f628f744957b4e2c41bb5d695b71b38e3a35e0c91b0c8bd

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    e330c63f1e5025bf1ba11af2a6395984

    SHA1

    986d1d11d7a9a7080e925f36501b9e9ca71799b6

    SHA256

    848951b3bb9c69bf1728a567625efd8bc16d3ae10a2788f95417e055fabe9440

    SHA512

    e9113bb0b3c1adb7e58cdfe1fbd74092204ef01a3e41dcd2ae48bc60aa87551d57492ca95df4daff255382e045faa54e811323f495c7fb1cb067262a99297032

    Download Submit

  • /data/data/com.gbqxnvcjv.ucoujosyu/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    01f108b4470e651cb071a01699628223

    SHA1

    dc0c0e21e86179eff6c566f178b30e89659e1eef

    SHA256

    511f28fc5499c28d52517e7903992e8f3bd0ce3fba8f631b7681921aa3229b05

    SHA512

    55b4b41047df84732b0da6af8f6b4f2182c4aefbd5760484aee1c08a1002f0f25d3f240db8165d7e8a4442d448d2d462fefd9625ff47dfb7e0117f9ab65e7149

    Download Submit

  • /data/user/0/com.gbqxnvcjv.ucoujosyu/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    3db786a969f2793b7546d16420ff8b26

    SHA1

    3a161cba69092b3490be2e2a4ed01af015eb03e8

    SHA256

    17c4aebffc71641533891e2e926e1a5bd2a3aed52b0d49137f26e6eac12349e7

    SHA512

    b6f2d7b292cffcb70f0024e377acfe5b2697f84e123ff4b7a983840b02c8282fd040a6e3ad93d5dca6f1fd212946b6efa1921640558883ecb059b4e4475b1d48

    Download Submit