Overview

overview

10

Static

static

6

23bda8f33e...66.apk

android-9-x86

10

23bda8f33e...66.apk

android-10-x64

10

23bda8f33e...66.apk

android-11-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    158s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240624-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
  • submitted
    09-11-2024 23:07

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General

  • Target

    23bda8f33e318d2f99e275817132ed2e460fa2b21ffabe45801dcf839deab266.apk

  • Size

    4.2MB

  • MD5

    887133c831cedd4f3065136b7dcac673

  • SHA1

    2d492960a5741061d32c8a98fdd232e9fa2d53f3

  • SHA256

    23bda8f33e318d2f99e275817132ed2e460fa2b21ffabe45801dcf839deab266

  • SHA512

    ebd2a09dce71317daa8b466cb7290272d9752aeb819e0aff6fe7edefa1c7e85e3dfbe73c5632320470551b929cf9bb497666bf1a6fdd25575ed6c9bd000e9f13

  • SSDEEP

    98304:5rqnDCsWO5+TERC29/Dn3+2Nq6C+W9/KzxwWv:ADCg5rV3+2Nq6Ct9/Kay

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://91.202.233.15

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 2 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
  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    collectioncredential_accessimpact
  • 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 21 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
  • 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.ihceaaxvv.yowntrhwy
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • 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).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4517

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

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

Clipboard Data

1
T1414

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

Clipboard Data

1
T1414

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

Data Manipulation

1
T1641

Transmitted Data Manipulation

1
T1641.001

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.ihceaaxvv.yowntrhwy/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    228aafd988ab0f0e03e7a3fc745915bb

    SHA1

    dbbca3c528ef4062d5e840bfb92aea9b707d7167

    SHA256

    4b6e3bb4038d67fc771fc1705a17bb19a320c23bb4b142ba049fdd409cecfe2f

    SHA512

    71b031c9d8fb196f39da20d1fcff3c7feea9b5454d93d7f4852c7c19f22154a6cce72e95700acfd25a1b3225898304f0fb1d095a71b6b7e9a904dc78f5f21655

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/cache/classes.dex
    Filesize

    1.0MB

    MD5

    dabbaee30deabeafdd5ca81cfb9dd400

    SHA1

    01ef5b1ef9f6a8e1605f2c3545a57cbf8061de40

    SHA256

    e7d25ba187ec52e59994cb514e74b748c46d6f8269dede61e28372461963fca8

    SHA512

    3107525d26c890f099acf10a1877a8c357731b4d67a27696bbe3cee2c91f1187366a718eaca943e6bf06f25c6bfb0348f76593f6652454740dfdbc80c3915a5c

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/cache/classes.zip
    Filesize

    1.0MB

    MD5

    77925f79abf322969f085bf5d055af7a

    SHA1

    2f096be494b4c0ed11dbbaa73796cf826ce6cd01

    SHA256

    cfc97cd575604800b2da92ee6bbb33e965cd4f27f055149bffa54a848770e8ea

    SHA512

    bd62a543aab769fe6d5c6531d0fecbedd92e85f40d8af80bd84eb47492e9ac1aa603c5ee5536f6f9eaf48b6282040afba53e57100e0c38fd49eaeea8ffdc2b8a

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    40b57f01b4684e6b275b9b8aaedeee27

    SHA1

    df53007e85578140f25fc3978d7d8fa960ffd03c

    SHA256

    2e6495de18dcf285a9439db4bd0f8b61ebe0d7a9e9daa3983ee336dce6b151ae

    SHA512

    5b84f359c23281d16355c0b4278a14387de1b4f21c46db27133d8cecd7ce34a2ba9943155b353fe6831b3b486f233a5c07a655093c4cc5d4d6987a52e67992c4

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    81588329b0060caadb2fafd97e1a56e7

    SHA1

    b67c39ef6ce9bb4684274120e4b8b8a7ed0b3438

    SHA256

    78277be7f1dc6afb6199002b59230e3964e93feccaae4198ec42b1d8b3629ab4

    SHA512

    707405830b8f902e67eade889c95c2257e1c16da7e8515e6f689222e32feae1628a9114fb9fa05033d124fe5158a8d5c9bc4d4932b2fcdb63a014c6b5fe03ca6

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    05103b6083d77a51f2702500be2c6e16

    SHA1

    86c8902000a4d1d36c361e626b589a1f3014cbaa

    SHA256

    4d2182919557c489ba663e4100cbc3650a3af9f77ba81106003dfaa1b79b287e

    SHA512

    c251d0f546b38f926d9a6317477064f6ee6bd1133c2123c09cf385db5161d288b06243c7869d3c03197bb740514130778f8b7c48c6b156c9d50b4cd474ac7392

    Download Submit

  • /data/data/com.ihceaaxvv.yowntrhwy/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    5feb574b6b598acf4cd99a42d4dfd42f

    SHA1

    7b9b93563c025f611162a4f90786ab6670e3b70d

    SHA256

    af68c2bd066cec6356d52c17f38e8b980d4ceb52bb5f901d5ada39785388b793

    SHA512

    679fa85d97d2dd75e3ea1e944df588ca47570dab52dee14eda4776750fd5cd316fe891b61a82e486b6c26410dcbca82dda4b89bf1cf4431cc063fc5293ddd687

    Download Submit