Overview

overview

10

Static

static

6

d94c773a57...bb.apk

android-9-x86

10

d94c773a57...bb.apk

android-10-x64

10

d94c773a57...bb.apk

android-11-x64

10

Analysis

  • max time kernel
    21s
  • max time network
    162s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    10-09-2024 22:25

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General

  • Target

    d94c773a579344b61c8d94438676562228e1b08395052059887662b45d3668bb.apk

  • Size

    4.4MB

  • MD5

    43557157e3cdccd8aaf6c6d174fd0041

  • SHA1

    ab137b43bf558e2fde846cb6bb6513f70f5abaaf

  • SHA256

    d94c773a579344b61c8d94438676562228e1b08395052059887662b45d3668bb

  • SHA512

    0268cf59631bac39ac09849b432e2fd95ea542d72e14b5bf7b2723254e52101d3138c28aff024e628fd92c0012ff970775cb5f10d466eaffff8d949ab1e7c41a

  • SSDEEP

    98304:Ab/DkuEew9l5VbgXoabHULNItkgfps4Q7DASBvVjeZjqYYdHzD4PzrW3E:Abb/ET7bgXvb0LNkkoQ7DASBviAHzDqF

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://185.147.124.43

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
  • 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.inpcirazx.epycjkjfi
    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:5002

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.inpcirazx.epycjkjfi/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    ea6d3d9c6778fc5cad405546496a13f2

    SHA1

    55db3711b59c12d7fb08279787f7bf2a1c1adc59

    SHA256

    77da31192a4f3eadb0e3c8775142a047be944f93b26d557122f9647bfe7036df

    SHA512

    791ccf48a5f7e0f4f7e972bd77e5ad3ec8ed16860f4410ec52d353047777354a8dfc25a5287812349ea3756559202d4dad80b4e09cd8d39beccfc19d33babf14

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/cache/classes.dex
    Filesize

    1.0MB

    MD5

    e734cc59b28440007fc220beb992a647

    SHA1

    0c762ea03f99e74cd99872de6d52408986bb080f

    SHA256

    aa7f1278fd8c40d7970fe4dd905c2c3ead1ed8d98fd0f8c58cd867c46b3ef12e

    SHA512

    77fb8b9fbbcd102c37ca554ff6e53c32db5191ec7a2751acaadd0a2797745d76fefc7693a9c49ebf708f436a295ca659a03bd8acc8534f35299c9f453e25c8d2

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/cache/classes.zip
    Filesize

    1.0MB

    MD5

    e700fd879a304410370409f8ea1358a4

    SHA1

    4debe36321aa090564529d5162f04e866f86ef7a

    SHA256

    d0063c32ddf79bd5f75793d25c049aa5a12863fdf6a4b98fc8e79429bfa26a39

    SHA512

    1324d36f4133540fad1699096f78110c46cdb4d2f24fcaac517e87571ade7c3d7a3908cd022a97cb9dc9db0e460b02a266d51213b5e34b9e2e1403b79b9551c7

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    e4a05265fd9a5c2ccfbe6254663f8994

    SHA1

    7cfcfdc45fa567dbba34ebe4bc27f3aa641f7cfd

    SHA256

    ef6b2049d570b66877ee0b6018f84df3c7636dea2cbea40fb6a707900a380607

    SHA512

    a0c31cf2e492909699fa38f190c86ee162f7e070f5639ca46cc83c6a1054e6f4370585e69260e80eb339ebff516f52d91d10d009bc9130f954ed213493e40aa6

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    20d021de387af1afa0d489ab5ecce66e

    SHA1

    109e14cabc65d5e2bec23797f6fb7d71a99d7a4d

    SHA256

    ccd8ad92e70385eaf4ecd012559016e62b4cfbd16a51494f0d969534bbdbd9c3

    SHA512

    8a80635bb2593b638f0b222a2191bbcfae2600126defee3b6fcbc3cd91bb891326cbf0d8dca5021e0da2cc062c87bde458aa5797ac084c21b22b7421dd099101

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    df2ecb79057595397714244ef45bbf2d

    SHA1

    927ada888da4a8b0d0079ade175fc0059bd2198e

    SHA256

    dea9d63d20cf2040e1aea8ced5010061420a247b7a7fcc976215446b86078120

    SHA512

    6792d430f05374fc1f4f61d8695ab1e659f71082eb24b1fe81bfd3fe12ddff3d414d016047d10055f5f743debe227f8e1a9014c1a9f4147a8385c4a0f1f2883f

    Download Submit

  • /data/data/com.inpcirazx.epycjkjfi/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    c3496c09ac5378c61da23033e40a9b14

    SHA1

    63e3ca65cea289e31fe85a19ee6d6d2724743ab5

    SHA256

    2a5479cf1bfc992a4c2f03e5ebae8a586dab1a167c958efa4a855be6b3891ab1

    SHA512

    66f85e42477f319a88a5722774095a535176bcde20c15c1a52a18e9ca46bd9c93167cc9a47b81cf35f4df1646939bf0e1546f9400f3df8b7a926464d95e105a5

    Download Submit