Overview

overview

10

Static

static

6

786ed7d045...84.apk

android-9-x86

10

786ed7d045...84.apk

android-10-x64

10

786ed7d045...84.apk

android-11-x64

10

Analysis

  • max time kernel
    129s
  • 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
    14-09-2024 22:00

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General

  • Target

    786ed7d045dfd4e188315d00a33331a8b76233c59f68c127937a5e394a03f184.apk

  • Size

    4.6MB

  • MD5

    c39ebfdfa7790381f05925eae5e896cd

  • SHA1

    861cede2a39a00c637ef576f176b711a39b30770

  • SHA256

    786ed7d045dfd4e188315d00a33331a8b76233c59f68c127937a5e394a03f184

  • SHA512

    c633dce31e60f36b1b0443e20bcbb2c2d28a2df2b93eb5a5fea930e5c20b25cd6abcec22c45e8ea6b252511a3ba2fc3072e88972e7c3539e6d6b5df7ac0cb7b7

  • SSDEEP

    98304:cpmomOHUFk2YVrEh0SNdFqytcIrQV1qKQRliwdW6pDCYn:cpmopH3/4dNd1tcIrQzqr306pDC+

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.iehccmkir.jcvezmklg
    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:4507

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.iehccmkir.jcvezmklg/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    84651a01e166755e914c3b217fe457e5

    SHA1

    78bbf16a239de72a8fbcecb72a36ac66b741f593

    SHA256

    71b78b05295841303991288281a89e328829a76ed1410b5e8f51876c76954cf8

    SHA512

    ff22e2b99c9c7bf70e9aef8cef6ef0606db06b49eaa57f5d59de4fcabe92ac585226d55f78d6e30e37ebd295fcd2f9ef728a70d7a65f5e6371b4bfde2f3fe879

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/cache/classes.dex
    Filesize

    1.0MB

    MD5

    4fc1e809e1b7a61d117e41a1f9aa8bfd

    SHA1

    0997d54c2af39f404ce30f6926d326909e274ba1

    SHA256

    71a72b860a3d97c4174afe4650ad4259286fdfa39afa2f6aec4efce4fca49d2c

    SHA512

    4b0ececea730551c59faa660372594cbd74173f3f554b9c2a704d2a6a76b0c2815e9e8bd46ffc5499e783346c354498dd31bda439052c169ce2f5ddc6ba571a8

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/cache/classes.zip
    Filesize

    1.0MB

    MD5

    31512121545ffec9a741de1ca09a2793

    SHA1

    fdca1bf3ff6dae49d2d6c562fbd8743308b7a9bc

    SHA256

    2f73b0458137bdf6b24dae65f58473aa2b7ce43c792eadf6e372979e90828ef1

    SHA512

    f02498bcbb7744e9db3355a66fa2b5744026e3600eaabb8259d9efb7baa09a4c4fb29b7a0d79fe84c47104f423a0c6415da5ec88444fd3a038a37c2e7c30bd4e

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    8160c8771d5a2e0a545f8f5495fd426f

    SHA1

    e57f5dd979ac456f496fb3536efdf32de8dba0c8

    SHA256

    884d15ff84277230cda5b5e2c48c365263a70da4cca6a6a44a042211df7bf9a3

    SHA512

    1459933f95f9ee69bcef74d0f2a5e1dd90e179aec941f474043be6922cc5975f1a2b2a6bd7ec9be0bf903c6b8d7bf67138826ebda8d9d734f19aaf098adc4434

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    2e72816d5654e4d70482aba6c1be572e

    SHA1

    9d081fc6280743708792b54f5bf1e1a2ff2357e3

    SHA256

    fa72e9c6d446c4ac4dd83e5ffc023be0b9c1ab5da3a483ebabf071e6180167b0

    SHA512

    4cd6f7091e148a17b0092f0b6fe7d10ad76942f04fd7c0049ee8a3e9260cf89698f2d467ebafbc900e03b06106e03d0ee274030b7e42bb3bfd768dc7021d972d

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    a5e0fc44a6e47e204f194a4236c7bf22

    SHA1

    19a34a7fc1a82b683fabadaa0b95392052df64c1

    SHA256

    1415ffebb393e6fede9f8b5134b93513f083519c5d7cc245e7cd767c33486723

    SHA512

    3fc0a58553bfe124b6a68f8d9eb84a92ef6516b68b4dac31de3bd474503256a8d931d6ed2353489a963591f058b2cb411fae19060670fe099f67f73ed9267252

    Download Submit

  • /data/data/com.iehccmkir.jcvezmklg/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    2b1532b69c04d3075f24b74da34b7a80

    SHA1

    068d77b732492d22e71db5a2bb2330d794bf9dd6

    SHA256

    9cf0e8ea40222cfb843b1442deebcbbbf246c25996f500747229b5d3db1c2e4e

    SHA512

    d64b78b4f0069a6fdd7ef5704318d2d5e9eecfe545e51ec101d02940bb3df78ad5cc9d84cd9d9b95069c68d922b54767c45cebcdc8c2f0b954d6eb272b1b8fe3

    Download Submit