Overview

overview

10

Static

static

6

7c9ca7e9f9...7d.apk

android-9-x86

10

7c9ca7e9f9...7d.apk

android-10-x64

7

7c9ca7e9f9...7d.apk

android-11-x64

10

Analysis

  • max time kernel
    128s
  • max time network
    160s
  • 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
    17-09-2024 22:06

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General

  • Target

    7c9ca7e9f9ebf5fcc5923e6b2367a65953388c9f0f1c9bdbfb43caf29637157d.apk

  • Size

    4.5MB

  • MD5

    f9072f04c2a21ab0186a37a82f828a7f

  • SHA1

    ec12fd57e7f999d7ebec04ab5af9d7da13a51369

  • SHA256

    7c9ca7e9f9ebf5fcc5923e6b2367a65953388c9f0f1c9bdbfb43caf29637157d

  • SHA512

    4ec51c5e34f1e8ef09edddb30315e12b9e0d025f99ccd5ac2a0f64d91eac1bac58732941cae995e695d1b093040293c8e0dceba2bf6ae3ce8cfb5c504f8a1d48

  • SSDEEP

    98304:qujDDhGEiZFXm+Hba9CwkRhaV9FDIeM7JeDPS3lPlJ/GAjT6J:quDhGEwmuaQRgV9pW7JeDk9J/GA3+

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://92.255.85.109

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
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    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.yfltmvnhy.hweyamlvw
    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)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4482

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

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.yfltmvnhy.hweyamlvw/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    e070491d0e2ddc0a406daf663badacb7

    SHA1

    9f5a5e19011ada477d39c5c11b608b221c580270

    SHA256

    b46d4487c71e29808b36b7ff74d3753a635f27c9f3d80e2b3343aff8ef985178

    SHA512

    032f2c53096297cfb5c099b70dbe15cc186358e8cca766b0008c191873c642385cc18a3d4c6ff5c08580b85bd0eb2a5250ce83cef2e5854d634ca3730754d992

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/cache/classes.dex
    Filesize

    1.0MB

    MD5

    63779c25eb9184eb0e35fbecad51407c

    SHA1

    089794accff9bbd98ff2235bc656cd3277035ecf

    SHA256

    e5b866f56b138e91877966b1f8f2b338893a6dac79d392d8c20534fd0e7a8c48

    SHA512

    0fbaebc7656105cb473c33cf4f6c3a35e418eba70b11d77738f3e224bd2dd23780cc6450ec70c81c41ba9b211d824d069a99c0d70c57ad257d0bd3fffdb49f96

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/cache/classes.zip
    Filesize

    1.0MB

    MD5

    efd8a18c251d73a803da3c88aadfc008

    SHA1

    5b68c16cbb13f50e884d770de7b3dbe237bb3c6b

    SHA256

    318e3c02564fe72a7c50cab2001a7aba25b4eb2b8201e22bc908f0a608e4810e

    SHA512

    bbddba58cd9bae3fd9069ddf1df7f69870c6574c568b85358c9d9feb7f63e39098b83063a8647ec3f8e188a43cf9ac813ef57e996c4e7c70925febd25a83f2d3

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    56b9023f3949196fda8d6b2132f7b8d9

    SHA1

    271d9d97dacbbf77549ab3c7c2bf0f51400ea2f4

    SHA256

    b946ae56409c023f6e1f1d20fb5ff8360ad8bea448c6351b0563484f90f84102

    SHA512

    fb4012908588074208a7807391ff55416868f56d8933b53f64f39a02b4f69ab8be88646abefd65a94d73593282eead3f600fe5216bb42b900a2e1b168136ae55

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    fb0c2d000004c4b7980b348fd4d65461

    SHA1

    2ce3db123c3f64cf13bd2a27f20d76fc8a203046

    SHA256

    511a0cc348d38b85d40e2cbe06c05c93c65bdcbddfbd123dbc5353ff65dfdd1f

    SHA512

    508125530be8a13f42fe9a6ae2af24586526c8e9c3d2fe7059daef1d1f29d7fad9cf95150f2e55c24cec51fd9ab8363e2179e8ade135212cc9478a62bc541890

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    87c18c439f385cbb5b348f5aa78ffd82

    SHA1

    9a2bb7109eb9f909a2b1880f34cc8497378053ed

    SHA256

    b35bbf0151adf14a5d1716c36e64f2505852dd4ba6fca97e3d53197bcf19dab5

    SHA512

    15ce52ae5357201c9150a46d2bd74297fc540aed315471192b47fa856fd3ebbd88908e08af29d3d49bd354fe0157408639bf2099fef077f4471bfa5594c27136

    Download Submit

  • /data/data/com.yfltmvnhy.hweyamlvw/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    4e5c7b58f5a71d916bd65772a95e50d0

    SHA1

    7afa626d429a9ca7ed6bee7dbe3670a843a9ca03

    SHA256

    bcc2311b0d64f0c8f9d89b205cbd93088d07d28b159696fc1469069932f9d637

    SHA512

    6316f9400b95c70e1f8377f0604a00b0a5397dce5319318134d6b54ba2d80b6259bf2f1b62e47d1373065f6158c3def806dd242efb970eba8520c2f81e55580d

    Download Submit