Overview

overview

10

Static

static

10

db1a06bc71...f6.apk

android-9-x86

10

db1a06bc71...f6.apk

android-10-x64

10

db1a06bc71...f6.apk

android-11-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    20-01-2025 22:03

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General

  • Target

    db1a06bc71ab15f4420296c6d8a02469f3792016c8e075e47e8ae35b85429ff6.apk

  • Size

    3.3MB

  • MD5

    7beb4804e02909cd4cd2265bff3c5e53

  • SHA1

    f878ac3b95b651fa6a71dec3bf62975b9275876e

  • SHA256

    db1a06bc71ab15f4420296c6d8a02469f3792016c8e075e47e8ae35b85429ff6

  • SHA512

    779189e6a882e325ce71c18fe11705afcc8b162753437b3c9fe5dc48fedb3a36b647db47668b5ec4acdd197c2f2098410a474ccfc29d3f8b40a7eece50ab517d

  • SSDEEP

    49152:cMpJyhQtbmvQZqnk/wSqgE7JSs54+YTp9eVyteHSeJDAkNLyIx0AJkb693nG8R36:YhSbBQgIgE/JQ4oezPLy7AJkb6Nz3sX

Score
10/10
hookbankercollectioncredential_accessdefense_evasiondiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://147.93.98.67:3434

AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

    rattrojaninfostealerhook
  • Hook family
    hook
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectiondefense_evasioncredential_access
  • 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.

    defense_evasionpersistence
  • Performs UI accessibility actions on behalf of the user 1 TTPs 1 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
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    defense_evasion
  • Requests enabling of the accessibility settings. 1 IoCs
  • 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

Processes

  • com.tanahefucutuhohi.cuvi
    1⤵
    • Removes its main activity from the application launcher
    • Makes use of the framework's Accessibility service
    • 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)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4785

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

Foreground Persistence

1
T1541

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

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 Network Configuration Discovery

2
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

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

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/user/0/com.tanahefucutuhohi.cuvi/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit

  • /data/user/0/com.tanahefucutuhohi.cuvi/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    e4cb846a2565e9ec11c77dbd1ebe34ac

    SHA1

    3cb472f46431af4e1571d923f3b09ba8127f59ed

    SHA256

    b151d8af6236b1ec634cbccaaab76d29a86467e0f80bc044f83e1b8937a3d536

    SHA512

    a57da0e18cf3b826e58054751da98d62d30734c37371e79c4aa0eb1c48937f175c77da9d1a078cc0ef92ce8545e424a4df7a87e170d310c1e6228b6426cafde8

    Download Submit

  • /data/user/0/com.tanahefucutuhohi.cuvi/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/user/0/com.tanahefucutuhohi.cuvi/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    d0f985429d393121527d3ffa8d579150

    SHA1

    d803ab84b33e197ecc6d61d7b3cdb13221c16b88

    SHA256

    d6c25fb24b7fedc2af3cd1b7facb4fd44535626f47aeea68afa488253cac1c92

    SHA512

    b57a5366bd6b503fde5a214797121d1adadb3de5d09a515e6f5f04384050c5d03c460221b5bf4c794cadce0ce70829043daba026028a7fc4a9ce2651a60150bd

    Download Submit

  • /data/user/0/com.tanahefucutuhohi.cuvi/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    3abb082b35aa6daf05aa2137b5b5b886

    SHA1

    eb0faf2b3feca6efa431c818eb21babe70e09652

    SHA256

    9717599c32f233420ebf6e9ab331a729ea00e0a4dc62ecea0550dc01592e1db4

    SHA512

    a1155b6e5ba7563cb6e15db895ec887ea7f2d480aae6f09f8d397a72aa76d8f3ebe85ed0f62394fe315a3fdf7b1a19e898d6bb79a4a0b862b35437308c59fa64

    Download Submit

  • /data/user/0/com.tanahefucutuhohi.cuvi/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    1874385c27e46850c1e3988e2998b079

    SHA1

    768d51255c340eb55ae6320b9614b2fd2a49d022

    SHA256

    4abc52735c8a59df01b2208fa0da2ea2a6c221931d62c8e6f8419b1c4334525f

    SHA512

    1f9bce0c7307113cfbe7fe370bdf34ed35fef3e6f7218f7b937d701e372ce7164f4036f80d2b88479e31e5fcf3363af93a1c4e639a84431591af9e1133757849

    Download Submit