Overview

overview

10

Static

static

6

chrome.apk

android-9-x86

10

chrome.apk

android-10-x64

7

chrome.apk

android-11-x64

10

Analysis

  • max time kernel
    164s
  • max time network
    189s
  • 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
    06-08-2024 12:33

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General

  • Target

    chrome.apk

  • Size

    4.2MB

  • MD5

    ddc6700c60fc3d10164dd8791569f535

  • SHA1

    0a6de3db773583278f563811991e80fe1353fcda

  • SHA256

    2c7d4e5beefea306e7832ca509207c1c0b267302b269d43917de96c989bacfb1

  • SHA512

    c51fc34567c8a9c50d9e4dd8e4dc828a301cbf0391ba027aee8b398f49a35ba6ef1aa7813616834dc89535e88c8b331744ca37dd9f160f59275dbc3e2dc1d0bd

  • SSDEEP

    98304:hJIZzNSqJwSMDSGinjmVVhPKcwvH9mCn+Jpe4yIOJDy7:hJENSq/MDqnjYivH992jyIt7

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.40

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 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
  • Reads information about phone network operator. 1 TTPs
    discovery
  • 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.pigfdswid.eysluoake
    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
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4438

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

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

2
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

Loading Replay Monitor...

Downloads

  • /data/data/com.pigfdswid.eysluoake/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    4286dd1120e607b9674abc3e9059ec1d

    SHA1

    8fb13d7196a649f28f02d9670add36501c466e1d

    SHA256

    d0b44413e0f28835cc17e4ac56716430ae145bd4a79f2f0fa1e58e9599efe9d6

    SHA512

    0be4c8047364ad9921c88a24b1609461c0529b7f6eb2e4248f6570791d221d335e58cd5602b34ea43df967118a613f6ec64bb0a3ff61ee5f07bb59a99cee02bf

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/cache/classes.dex
    Filesize

    1.0MB

    MD5

    15997611f794b13aa871ab98c8ba0615

    SHA1

    eda12ce94c325cc51fc04b74c74e539a43c3cb94

    SHA256

    5061d4405bed5dcd4efe38e002f3cc9d4ad210464569fd90154fc279d943b6ec

    SHA512

    9d33e9619af52b61e769ececfa4cbe3ae92198fc35ed03cee474c008e18ba80f530fc685a3741dd4e43f752bf5f35fe9ab0114578ad4f0485391ca29a59a933b

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/cache/classes.zip
    Filesize

    1.0MB

    MD5

    0ea37be6e27cc76eec4d91656b461a98

    SHA1

    59ba84a7dbe58713e31cb734cfb7dec1ebde1744

    SHA256

    a81c90e7772951b9db2100ff390821e4f49ee902a5e238e8a517fced3dd3d5c2

    SHA512

    e8fbaac9f0b4de9bd807653a950c49362cafd17243ceca90bb6583b15cb39d33099a83e0b4201efe27aa07a0dd5c01291166649eaa613b5a1df854d0ed94dcc5

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    1c92e2d9868a0e09e03e14222456a9e2

    SHA1

    b45fc5a8bb2769a3f015191659d3a245306ea0de

    SHA256

    c2ccfa31b5b866c493971689e692cdbdb1bf74de2d03e7b6fbfc3b72551a8961

    SHA512

    bd5351b95038fc18147e7b75154175e6fd0b28f67dab2dff145ba4902227cbbdb4294217b68d70048192aef64dbd78b2584a5e28cf32770bc38f50b319b54f15

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    47d584121926f829a807775a61777dfd

    SHA1

    f07af48f2a923933e8b3e395a291119ea701e4f2

    SHA256

    c5a5320bcd67eb3100ad63906eba3f256b993b7f0766ad56bc4ca11bab6cc1d4

    SHA512

    f5df412483154eef8a212e74b586e46b037cc3f2132a2a0bd71da525d789d5b76712e51a7e3f2dc0804808a92a2bab10eed4f8890020fdb9bdc1307812ce7673

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    8d7f8906245efd0656553a23c1093170

    SHA1

    80da838cd51528a1f3e0e58ea84c08a483cd9390

    SHA256

    ae0b672e7f83f1550127beb4cbdf8ff59c6a6700035511b75caa4ca3c9c60f15

    SHA512

    14b0317553d9ad9c13e179be12a6209225e8984695b4144f3f7a1c63f4a297fd5427dc9cded37320db00b8f7d9dd9b7182c9b8f594c9aeed2797779e183c97b3

    Download Submit

  • /data/data/com.pigfdswid.eysluoake/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    c440aeee195126ed23f4953b21e5f9e2

    SHA1

    3d3769508bcc06797cecc1a135be55131d66b5bf

    SHA256

    b39cac73ea9a9708a8b298ca755bb4d11f4d32c5587f88b0d552a7120f393146

    SHA512

    9a1d8ef71841444f2ac1c5bfc70fcc0b300eeccd395a61702daaac9d1924d1a845c337afe8ab0dcaaeb9a99a3a3199406358976d039789aaafb1b8d6fb1ae80b

    Download Submit