Overview

overview

10

Static

static

6

02ab9ed712...cf.apk

android-9-x86

10

02ab9ed712...cf.apk

android-10-x64

10

02ab9ed712...cf.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    156s
  • 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
    22-10-2024 22:06

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General

  • Target

    02ab9ed7120ffc1ae040ec2fe9d847b569d2d05b60e2b830c80632e1aa990bcf.apk

  • Size

    4.1MB

  • MD5

    6b5b160f35e216c74c39bae4f34da3a1

  • SHA1

    b0ea76c9812bba195faa9f637549811c532dd3d4

  • SHA256

    02ab9ed7120ffc1ae040ec2fe9d847b569d2d05b60e2b830c80632e1aa990bcf

  • SHA512

    d6a0fb306da757be2ce32a6a9167af87523898aa9e2d55ae9626637d732b7e7399a72df37ff1c0cf8356eafeb8a0f91ee1972cc64ed90832a61483bd56772b76

  • SSDEEP

    49152:lqNOrgtJpiaCfqjUxYQ2r/WAtsG/nua5iAoqIlMqxjic9Z95G2a4K+AgGi5gVwhh:lqNfh2qjUh2r/1nsjqInjf5LViygVDGX

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.143.1.24

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 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 8 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
  • 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.hptzvyhwf.ryacheruu
    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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • 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:4252
    • /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.hptzvyhwf.ryacheruu/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.hptzvyhwf.ryacheruu/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4280

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

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 Information Discovery

2
T1426

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.hptzvyhwf.ryacheruu/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    3babe20b4777345cb32d4eecc815b8dc

    SHA1

    6e8c071b59cfc6d5459255b17e17ccf4d017a094

    SHA256

    5400a29cc8cde255da7d91b26ae87f22cbdd13f361b7e6ce1c3431f91e3ade04

    SHA512

    360108ce98d60a9d1142acd669bf3e8c87c96af0a7cf845c6fe58ed738b1e0cab497530c611dd7ee247ee29c1fbff57adef02367e8d2ad93396d0d911e050aff

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/cache/classes.dex
    Filesize

    1.0MB

    MD5

    917ad44d4958aa2142e5d3103ada5744

    SHA1

    540ac218739e6b8565ab714fd716f5a032089354

    SHA256

    798f125e7b854449c8147cca93cf1f810a02c835ec075d098f0ca93aff93310f

    SHA512

    b2fde4997ed8308833eb79d5ff5ac2b641dc9e50988a03bca04bbd7b54f45d17212cc4a3795862b019ca1821b7e78c38f0b1b49190c6d4196b8fdd041520070c

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/cache/classes.zip
    Filesize

    1.0MB

    MD5

    be3c515468abeb7574d8e513dee090b2

    SHA1

    1b971919e3f73f78fe21822caf0100fd6528dec8

    SHA256

    fe9b005ef34c9c172fd7c2f4f36404b8a2f768ed14d7aac5625acb2132705e83

    SHA512

    64e1156a7fa34042f0936ce74ba9f804fb03a8d269cbea9c68f75c61f3556f21a4b3f685369eb3c1b8b50bd36336064645ecb86cc38d78471311c2414fc9df7e

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    fd9e9e847ad74b670abcf480742ca361

    SHA1

    fa2c8b0b28431a1cef70fe5bcaa2ba0c325c7994

    SHA256

    6658173c3a29ec525af042a4c04d1d7429201016a9b3b2ca3e5216958998ef05

    SHA512

    5d1701052bfaf9fda99805e846200d53835ecccd30c0851aa19de253b316a10041e8c34612a3bdc255f8a03413094cf1c88318b63487d631bb977a86df02d731

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    a1d708b9dbc7f8366eb33a9138f4289a

    SHA1

    f4fda0b25b27e8237005b21b57d360e18eaaee0d

    SHA256

    437bc976e99589bca7c82e4ae657f84d3906d5f1df82b7070328a618792e5676

    SHA512

    402ee9365bdc69a34f357e42b872154ea28197d56a240622505304b3db9f6c94533640fe65fbee332fcf37f4574d6d09e868809816a14597704e9079ee81987d

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    2bed9bbd7677f5accb51f6db9a470621

    SHA1

    1b75fb3607a01e9815228d1d07dd156bf5906744

    SHA256

    f27daa9ef673812abf7bbac41f5296134c5217b5600afa10af530482adf33caa

    SHA512

    f6634deb6c751ceb66390962b23d2a40d1a2b3d2dd6e77569a03ebc349be3b3873edc97f18115cfd81d1aa6bd0f1713e518e2005353e603fc055dca10371726b

    Download Submit

  • /data/data/com.hptzvyhwf.ryacheruu/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    5a0cabaae015b609575a52d9dd3bb7a8

    SHA1

    30fb14bf77e1ce2d53fd4c4c2d90563598bd06e6

    SHA256

    d564ec12def45ccf6781bb5af0d837aa7fad6e10ff584895826c9ff822e99b5e

    SHA512

    a5b34109b771d91026b5ab0bc3292c92af1276679ecd5d7ce77712a3e230a5a522c35143b215821fa23142e10b8bbf88e87d3f7ac07872bc23926939f093e8be

    Download Submit

  • /data/user/0/com.hptzvyhwf.ryacheruu/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    c967684d0e4a75d014c3fca68955b5df

    SHA1

    7b802108b2747d6f701b0847e00032085a3f90d2

    SHA256

    3cf0599907744f8a80c52817329d6d7619594956093240bedbad99b87725438e

    SHA512

    150d05de56fed4bccd90057902af91f6ffe40e6ac8b32d0821c289b4a02f309bf68274d599d7c363a2d1b959e879c2a11da31a7d3ea53eea4ac62064f4dd459c

    Download Submit