Overview

overview

10

Static

static

6

627e685bd1...c0.apk

android-9-x86

10

627e685bd1...c0.apk

android-10-x64

1

627e685bd1...c0.apk

android-11-x64

10

Analysis

  • max time kernel
    130s
  • max time network
    159s
  • 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
    29-10-2024 22:09

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General

  • Target

    627e685bd128aa9ac6ea0ae7bee3725f6a27682b80b966dee66601c20131e9c0.apk

  • Size

    4.0MB

  • MD5

    21232f1cd2013efd63240d3b4ea554f4

  • SHA1

    5601d8cc5538ba82bb8ef76ad3aaf4ee455375a2

  • SHA256

    627e685bd128aa9ac6ea0ae7bee3725f6a27682b80b966dee66601c20131e9c0

  • SHA512

    971c3c48c90968a015880362784cea2f5110e1602abfd57488e8782bc79268b3b55fb206ef0d569c0e0cac94feed59e01cc2edaa42562e47f9176e798d626480

  • SSDEEP

    98304:Pv+xQ23pMupfT36IVEdXDYvPp1d+DfDUY2BIgXd+Ll2wsK902AKL+IcgiD9I/E:H0Q2KupL3jVEdXDend+DrUY2Kgiow79e

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://154.216.17.184

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
  • 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.tzivydvtj.flwdqhrek
    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:4521

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.tzivydvtj.flwdqhrek/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    6e5cbc9067a4fb56bc3705caf065c1d6

    SHA1

    05c810abe1b6db7f35d523dcd9ed78b07e192523

    SHA256

    6fa0955772eec4cd7e6add719b9bc1d21810551b50534e8cc0203d89d30e2dc1

    SHA512

    2e3dfdc6c1442609fb1bd9b5a5a67b9319b442495e0e3890cdce27dfa9369edfd232e52a8810f4a1d6f7d8121d80dbe4d9c5fce05379ad817d8e3db09ae85986

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/cache/classes.dex
    Filesize

    1.0MB

    MD5

    674d0321f4078269e0680f550f7a0b28

    SHA1

    acfe2013480e4787cd9308c44505bdfd2ba09a3d

    SHA256

    044cad734ad9de06b694430a16509ad3eae76fc007c20242302dc39aad9efba3

    SHA512

    d5946fb3ce570b7cae9b1e39f6e2294d8a3a968d09a1092c398be70f97b0c9f313eadfa7333955b8d6d703664789af793b40b42834634baa252228214fe69a05

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/cache/classes.zip
    Filesize

    1.0MB

    MD5

    2757d75af9a5aeb6c86d404565dc8f53

    SHA1

    88905c7c97a2f4802560a01e8a6ef47dd6c54e88

    SHA256

    59ecf90877f277303062c43d6a320966fed85698b302cde8ffa008bc4dea2867

    SHA512

    af63026bbe5afdad1ee009071ebc38a03e7248258f749bd13152a0cdfb9f567ba7d3256af570a128b8d5d71ad76968db25f1c692b8e8c55ff205554d8984065c

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    4b0cc352536b5ce00328a29bef9898c8

    SHA1

    80462cd4a34a4cc11afdfed33043c1543ff7fe5f

    SHA256

    5425e23eb32951b4f4e943366d3792d602b442339940f628bac0fef624cb17be

    SHA512

    39c30af7ebbdd8a46e7b723b3649396b1b11f8d361a1d5a12d250e922a04fb931b6b762787d67dedbbcf295deaf5c79ae7fbfc6f5903e8af7d7217d87523ae87

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    0d2319f17855b91dfc29afdd248a2701

    SHA1

    a72a265151cd7c929016249e28ed1957cb0f39bd

    SHA256

    d02d78954598bcbdf6a8dc2c6505b3336229ff626acd2c41c675feabdf0600f3

    SHA512

    36b1240eb7711608c20d76f08d79c065a47a0bfb9d86e5a64a3011b6d834d6360cfa3ca8e68e40ed98b3af5380d067a7c83ab9fe089a06c730a1673001b67a0c

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    6140b222b3dfa4a1c9528a7c4fc8e503

    SHA1

    e267d805cf26510e1487f2468cc3051e798a71ca

    SHA256

    e1d186d36a7c8157cedcdd1cefb9e7eb122db3ac3bcb505dc48bc0038889844d

    SHA512

    04b186bc9e01cbf99e693374a52003a398cbfe0432ad4a051d8f00230ccc6186321ad1d59d1322b13ea70a6576e7654003cfb0c3790781ee533ef047dee4a223

    Download Submit

  • /data/data/com.tzivydvtj.flwdqhrek/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    f8864d194ee5c5eb1452083e02344a81

    SHA1

    0185084f496f7df057c5742f1171114889835ebf

    SHA256

    00a1a045fd89241ff12526fe6118ed411e7023379f58edabbf13c99d7c9fe5bc

    SHA512

    70ade988123653419c9558ed613c313fdce5384191ca5c2aed996d1edb3ff0483c0572663c6e3227c65db9c7e9cab11abbb1d6c373f34e7f6bf56377cd4032de

    Download Submit