Overview

overview

10

Static

static

6

4cdae88eed...1f.apk

android-9-x86

10

4cdae88eed...1f.apk

android-10-x64

10

4cdae88eed...1f.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    31-08-2024 22:01

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General

  • Target

    4cdae88eed2c9997fa8478de74b20a89b4541a3ed6bd04613952f260b5ca921f.apk

  • Size

    4.3MB

  • MD5

    63ae5bedc4c911f33da59fbe6734d5da

  • SHA1

    181b5fe5cca971096994ff5cab9ca5ad95b90456

  • SHA256

    4cdae88eed2c9997fa8478de74b20a89b4541a3ed6bd04613952f260b5ca921f

  • SHA512

    77a35a1253623be3a177cf620539e65ec76d585aabf1063fe67b9ddc1ec20bd368b82f46a228b6b84cec267104b565b2c7036920a3f778377b8a2f8c1c8df41d

  • SSDEEP

    98304:jRFeJ/jVxqkTX1452ICHChqUentI+wMJeXb89cITyNbkz9:jRFeJ7/TzOsNHCoBrT9cITy0

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.233

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 8 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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • 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.fbbrjneku.jvfbhxhxg
    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)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4964

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

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

Loading Replay Monitor...

Downloads

  • /data/data/com.fbbrjneku.jvfbhxhxg/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    e2402124e9193944254b038c1065e22f

    SHA1

    fbdfbec73af08e258321caed736b9e556423359f

    SHA256

    433ff6dfb008ed87e49483791cf0fc224da0084226c9a65129e58594bd8d9e3a

    SHA512

    2917d14e1389c029b269ff138bbe567a0512399b6c6168837224e67589903c7f749ddb1b5fd136a62446b06bf68030cbc4e75ba8ee6799161a0340cc3516ae98

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/cache/classes.dex
    Filesize

    1.0MB

    MD5

    a908b969b6102b5f2d605d50e6a57c8a

    SHA1

    24079b7b506d05d9cb5414d46c257a46aca493f4

    SHA256

    0e142b8213e7f1cfd5439fbdd4a6bc7eb18242be73a97017995362d5bf5c7269

    SHA512

    e40ce266e58ca152b0035cf18b6c996316bdedb1e69df71d17ded9072e9cee5f99f8f0032ee04972e46437bcb0b44306f845fa6a76ec20d284338837f6ecb7dd

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/cache/classes.zip
    Filesize

    1.0MB

    MD5

    a22dae66b9d0a209200d6afbac2d5fe2

    SHA1

    f8b3222fe40530c309d6d428cd2a98f53ded56d5

    SHA256

    26aecd8602e3d5d8003a27ae195c8846aad8f1e608f727b2d40d96b0ec6089f2

    SHA512

    235ba67c3429e3ca9f84350f4b0bb56dff4af74103c30c5accb1d5d066cbe7dfb86413267ca1778093483764e1e71abf227eb6e497a0f694b34b0a6060d7c35a

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    2adf09a14dcdb4c087983d3590235027

    SHA1

    f7c3fc5c844c7aeac4a86d40b2e63b3887f35292

    SHA256

    21904fcdeaeaa6828b28aa1828d26ceadc93b0961094c85755a5413a592d06c1

    SHA512

    c6e9097cec2f853813027d9f83642b2562b69b3bf049a1eb8ac11a4449c1c2234ec142db81d63e435c49d355116631f78ab49fcfa9c2fe2e08c7a74175ec82d2

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    d555176d5db4e72b4dabc403d879689c

    SHA1

    7b8d876bd809b31cd34c89caddd343334ff77e1b

    SHA256

    23f201d4b53cc961f39babf2a07fc07743de5eb67a100b8bf305c19f0e2044ff

    SHA512

    1683dbc8dacb13f84a8afba5a85745ddfeeb0262307e373f5dfcd2e0df87c8e00150e5c6ef466c1e54a265dbc64b3099142b29941630dd77ddb539000dfde23d

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    3dcf48ac7ee552d02962a488e21fd0aa

    SHA1

    1b38a8f66cb63f6ad802fd69c47971536f98fdf2

    SHA256

    b5036d72ac11d81b19dbaa7d23bbc4c7c3babf1e5a9bfa4468bd094b85fccd8d

    SHA512

    a648f09c19787f9436a33425de6912793cb882b0bc6e34531f0a102c2eba53d4524d50b14ef99d6eee8677e5e7350771934d4305b3159e5db7f941cfafaa4edb

    Download Submit

  • /data/data/com.fbbrjneku.jvfbhxhxg/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    e35ca966387fe968547e98bc0dcd28c7

    SHA1

    054b16dd62e12c17c1bc651e9b2864fec937e060

    SHA256

    e457853bb56d727c045b00472c0b33459cefbca13e6d8f53e3d56c0b756dc755

    SHA512

    f1f3fa73c58af5e1dfca491fc49be08afc0412d6f64ee739fd0aa82c16c165d8634769fcad9f66978d30662c5923bd91a7193d8379383c0489ae16b061981062

    Download Submit