Overview

overview

10

Static

static

6

f9bbf860e4...7b.apk

android-9-x86

10

f9bbf860e4...7b.apk

android-10-x64

10

f9bbf860e4...7b.apk

android-11-x64

10

Analysis

  • max time kernel
    159s
  • max time network
    190s
  • 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
    13-08-2024 22:04

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General

  • Target

    f9bbf860e422bb10b1c650761e4ee0705c12e2d39fe2caf358c473b0eca67c7b.apk

  • Size

    4.2MB

  • MD5

    cd01689f3c32cd5288cdb0a109771452

  • SHA1

    46b1a045c6228a411a7d718abf679ca59366f7db

  • SHA256

    f9bbf860e422bb10b1c650761e4ee0705c12e2d39fe2caf358c473b0eca67c7b

  • SHA512

    0adce58d2a2a70ad43a7204e41ea5a0aa25a34d1f1f0b9b69056305f0e3de17e75d62438eaa4853369ff1854296a9cdf9b7493a1f1660abf4c8f663492a3050d

  • SSDEEP

    98304:bavNlQns240fMHBKtmLXgrMyvUU3ItlCUoJ16p+ExqjKr4EysxWPm/:ba1mns2400cmTgWlCT6EO4KYsJ

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://134.255.180.156

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.klydcbhmc.mcuvooubp
    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:4509

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

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Downloads

  • /data/data/com.klydcbhmc.mcuvooubp/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    130c3d3443a8bc2ce482b930e267780e

    SHA1

    6738a5a1fb34fd8438e2d8ae5242657cc655c560

    SHA256

    44a78cf23881f1795e14fdfc67ed789de9dc4cecc27d1e1b3be91d479cc31690

    SHA512

    6a7f30dc1fcf21797ca5963fef34dee20a8fea3eeea5fa536a181d4d478f61d987fca120f086642535045edd359a296bd3684fb49a3fe445fda477f8f9af24c2

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/cache/classes.dex
    Filesize

    1.0MB

    MD5

    ace896a0044a16e207a56b90401a3346

    SHA1

    c470d4635e5f955cc93a20b56eec5dd97261f177

    SHA256

    b712ca778db6b6e10422f08ae45df0b0310f086115695338e1e3f681daf1cbb6

    SHA512

    0c97a7c62bc4e88912ca11e503451c3bcd590966667948ae77e241222dfec85dc7c0d3a23636ab562d41cc92146c4b7416ed4cb67485632a4375dd672ac5423d

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/cache/classes.zip
    Filesize

    1.0MB

    MD5

    18f11d758242b4831d1d8c29503479a8

    SHA1

    844113d2795fc4869b405b2a3e8b6038d415a7a3

    SHA256

    6099095d13cd8983c7e0b47293aed5a89bce1f9b7d9f949141185a9c37cf52f9

    SHA512

    b7d407c6ef2dd8553a9bdab3436a5dda38cbd55f33867170726c8507d044bd6ea2b613cdf3f7f4ad8462e2a08db7be1442d9736bf555830f6b963e8315467a80

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    17df2cf7d21228df1a3ee6915cfcec51

    SHA1

    5adc30652d7f385b862fb3ea460546a43c6df7ed

    SHA256

    2de7de11356d897e0b481d484fbbab4a613107f6d1199d40b84365864183606c

    SHA512

    53736ac0b4faf400cc389034c67cb7d6e597a7374b0c2c98d62a7b4fd14eeb6ba91552d0d903fc689008ac5b82c9480d28f99b55d24244177cece691867347e4

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    fbd07bbfea45d643b52c469b05fadd1c

    SHA1

    09c2aa10febf6eec0464952fab5f0da0e6c7b369

    SHA256

    7da46c4a759eda9a881b40c4df683e0f8de24d0068bf37660ca9d35a8bdfad72

    SHA512

    7964ac1f901ecec84f242ccf9d52621110799eaeaca072361817ee4e8db99215ee05fd18d2d3a2399b66d0e53babdabf61578bc9ae936c5bc30dd3980347238f

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    525e880acaf3c1b909bcdb3f85e07c2a

    SHA1

    89b60e82a1f934a922842a9a0ee2b5c4f54571c8

    SHA256

    6252dbc27cb40afff285d2efbdad23ce266522ce59ae8e8ba051f4c6e2008f79

    SHA512

    b389dab043239930467cc07b6883ad878cfe34a47610a9c07d32403929cabfb94ae1a51ad39fa8dfb60804e331e7728567f0ae8ab3ca4c91f234063415b16abb

    Download Submit

  • /data/data/com.klydcbhmc.mcuvooubp/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    30d28e7e781973040d3c85ffaf0b01da

    SHA1

    fa817524559e7ef0ce90605546ded12be3224e44

    SHA256

    ac8526a0a7d2089f5b6239b1cb24e1c8b8284a54342c11b588326257314b525d

    SHA512

    cb50337f749b01822155efa8551b6add52a707135c1ca9264dc881207bd2ba80849e4a804adfe006639f9e4b5317167630c35eed8ee26e9d051b44036f778ae1

    Download Submit