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
    46s
  • max time network
    158s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-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 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
  • Reads information about phone network operator. 1 TTPs
    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.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)
    • 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:4970

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

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

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

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

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

    512B

    MD5

    96b4d18c28a0d49b9d0a0ef8ea6d93d5

    SHA1

    310d1ad5016cc720762fcf729988db92bffff06e

    SHA256

    2b6df4293df2f5f13e3d35cee0d87c81f3f9d05663b4c50d5d31be1fd5435069

    SHA512

    2b883608a91c97fc99db1ababb8118613abd207326f04add888b684e54d13f08a1eff0acf2d1f442af804ac635217ac16a196f6ad41ae1eb84feaa8cfc45567a

    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

    b170ef69ddeabffe39eba955ea2023bf

    SHA1

    13e5f0b681bf0bfe4707d663efa5f22b32b7ba9f

    SHA256

    8c92bedcf8d3d496544213a123a42880d47c5536809f9701cec58edea3d5ab26

    SHA512

    c8ff9231b170fafd85243bfb4d27503e3d0447e98a89246d5bbde9270f5ae4bdcc4e7878dcc22ec3b29d756baf094b60eccba62ed31dff52ff15642768cf09ea

    Download Submit

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

    108KB

    MD5

    2b2a2c2f6035610d7d8624ae9a5fba89

    SHA1

    2ae9b67ade410677bb8efab5ed20b6ceb1b9c775

    SHA256

    70eb37e1c5d16e63ace506b29d31079d7763bed5278d149aa13b6d37705234a8

    SHA512

    a12fee6a557960f09ef94f58a8094c42c9b2f233fed161f02a760e0de96fa4eb04f39ec46dbfa1bfe5498769776abb079d945c50d7572ee281728dace345960c

    Download Submit

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

    173KB

    MD5

    33a9305ad87deb402ee85d199ed686de

    SHA1

    ad61f623d9d5dc1083f9edcc3085f9e2bd026a98

    SHA256

    5075e79f4afd1339665ec0c93b0f807078d941cf490708d7e4d06ab235ca5ff1

    SHA512

    537fde135028d2b1b550da6b75d44be5d2986687cea4fd00dbfd219a4dd6f76e49be804994a25060e63de647eb12850394f7bfeda2d79dffbc05af534b3f59ff

    Download Submit