Overview

overview

10

Static

static

6

847e38e3a9...ae.apk

android-9-x86

10

847e38e3a9...ae.apk

android-10-x64

10

847e38e3a9...ae.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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
    05/11/2024, 22:17

Sharing

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General

  • Target

    847e38e3a974c98dfc2cb665f02a5fa52b4ad953ebbb58a1c19b342c1b9234ae.apk

  • Size

    4.2MB

  • MD5

    6256f4d9fee9af8f10159339e94be281

  • SHA1

    a90ae74123209ee3d0839d80dd621827224c622d

  • SHA256

    847e38e3a974c98dfc2cb665f02a5fa52b4ad953ebbb58a1c19b342c1b9234ae

  • SHA512

    425ef476ed4d5294d0a414d51c3e78f2bf00406b00c5a0e23ae919c83a3d7e52dc147720016d4cf900f3a41f015e65f914e78636489f27a0866bdc0360acfd6e

  • SSDEEP

    98304:c7v7tOvevf5CCMASSmABYdXdGwWzjX/Ff7LjYJy+KlnSLx:+gOCrtACdXhWX9Ljh+mS9

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 17 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • 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.xpystwsnj.wtasjpbcb
    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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4778

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

        Access Notifications

        1
        T1517

        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

        Access Notifications

        1
        T1517

        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.xpystwsnj.wtasjpbcb/app_dex/classes.dex
          Filesize

          2.9MB

          MD5

          2934fe1e8de0a70507f1d2c17b9a44f3

          SHA1

          fb97c19b4a1c4680781920afd6e36b3cf92c961c

          SHA256

          96ce8c7d18eff8e782ee982a4d8bc75a181e46adc43a0f2068bed412623fd7f4

          SHA512

          be17dbb6d5ef9b15b642c0d20d1d1c563534a99b0252f106c5a35dd723f388b575bcad8babc482887bde7acab21b6e0635b8124ec13fc6b8ef27251caca37719

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/cache/classes.dex
          Filesize

          1.0MB

          MD5

          6fea790b65e1790cc8936f7131934035

          SHA1

          84443103ade068db8d58edf032d466b5b7bc54ad

          SHA256

          4470b4fcf02ffcc042a6673eed4f2bd3d488b88401018ea62d5f1a540129dcc1

          SHA512

          5c2695302b1dddc4b412e31a47f4c24e2c0556ed902a003c341d63a9ad0b755ec2939d09450eb62ce338b2b08956a31f67578a88510f9a42a1eeb4b101483bab

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/cache/classes.zip
          Filesize

          1.0MB

          MD5

          7fe25824bd596697af4b7e99903d735a

          SHA1

          0de5f3c71b74c13077ed550f0831cbf6a071931b

          SHA256

          e77c7ba41d8a2d72f227984155f55052733e8816ed566a468c5f45882c2a41bd

          SHA512

          4d39594454f3f14ab6e3ba9a80c17615bb531bb2c7d9ae445b6d45156852c444215d5247438df3218bcf982510bdd636dedc40729499754f9e6bd83e3106e133

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/no_backup/androidx.work.workdb
          Filesize

          4KB

          MD5

          7e858c4054eb00fcddc653a04e5cd1c6

          SHA1

          2e056bf31a8d78df136f02a62afeeca77f4faccf

          SHA256

          9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

          SHA512

          d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/no_backup/androidx.work.workdb-journal
          Filesize

          512B

          MD5

          fe3658945f129cbb704ac7810c328420

          SHA1

          1b33671965dc8dcdfa1467a49468d900a63ac28c

          SHA256

          337dc843ee40ee3f02c276f81f76e21fc57b2b12017e3f3b715877a2f5ffd6f6

          SHA512

          91dc91f77c52156b03dea0c20a63263e7302a757b02780b2aac56a3dfd9ae97c3581bcb8de43660fa597f0d8fc26655caa792f775b8845fd98f27678dc853f35

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/no_backup/androidx.work.workdb-shm
          Filesize

          32KB

          MD5

          bb7df04e1b0a2570657527a7e108ae23

          SHA1

          5188431849b4613152fd7bdba6a3ff0a4fd6424b

          SHA256

          c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

          SHA512

          768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/no_backup/androidx.work.workdb-wal
          Filesize

          16KB

          MD5

          f855528ddf6fb66f52f0bf48c8be56a0

          SHA1

          72f20102143e63c6565646fee172caab616d4cd1

          SHA256

          f8d50a0727afbdb3a57fae0a89359a09d65eda67f9c9ca07044dbdfa986ab531

          SHA512

          9adfed6e2e9a263b4cc7973918ff24038155d3da11691c25a9c17c29e539203f3aaa7bc424267c297bec614b312a4bc975471fadffa5e158607f592e2b20cb38

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/no_backup/androidx.work.workdb-wal
          Filesize

          108KB

          MD5

          9aca878d055093c9c9b8959620e50983

          SHA1

          bd219c9f203db0427cf6cb7bebad8f391afaa9a3

          SHA256

          504414a602b815ed83377de24c0d1fffa31d359d8515b5194db88b70d09b952b

          SHA512

          1dc8474a34fc0ac7c0260054946000c3c90b4a383d9b9872471d7b21237183a68b69be2ddc4803573052100ffd5783d06a7f09f108c27cfaa7c9cf41ac63df6f

          Download Submit

        • /data/data/com.xpystwsnj.wtasjpbcb/no_backup/androidx.work.workdb-wal
          Filesize

          173KB

          MD5

          c2b2a00ce2fc1cb05723bb6deccc7ad2

          SHA1

          da89d1f9ed2bfe8246203e8b55f181bde8d5755a

          SHA256

          f12abc1bedf8fa1d8c3b7cea8dadf091fcbfee8cd36a766cc1f73e354788475f

          SHA512

          274f5f6a9ac367220bcb4858e2c1e473d7843e2e71db6968ed949eba63e2161a6fda1476a3a01089ac7bfc03df4ec8a6f92e36b7d9008d6b0f2d90d197182b61

          Download Submit