Overview

overview

10

Static

static

6

598bc60766...76.apk

android-9-x86

10

598bc60766...76.apk

android-10-x64

10

598bc60766...76.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    160s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    19-09-2024 22:11

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General

  • Target

    598bc60766257dae5d3d4084cc5d6b7a00ed4c4bd30cd5fff917c5ff302eb176.apk

  • Size

    4.6MB

  • MD5

    2b149bc3df94688825d12afb298daff8

  • SHA1

    4cbe9a66e0c7a4a334008920e85013d409b00ba3

  • SHA256

    598bc60766257dae5d3d4084cc5d6b7a00ed4c4bd30cd5fff917c5ff302eb176

  • SHA512

    50b07ba4e7274799829021907888a553418b3ae291730f0bb64ead94983b868e9810f9c1aafe242725cf9cfeccab32b61b147e72850dd2ee6476486a2106857d

  • SSDEEP

    98304:C54jWWe9FkPBHh3U5sGLRhwZtCq5lZFyc2zkyjIQj+jqWFshL:C54WxOPBHBU5sfZ5sLkyj1j+/FeL

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 3 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
  • 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • 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

Processes

  • com.cikwnopoo.eqefirxad
    1⤵
    • Loads dropped Dex/Jar
    • 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 accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • 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)
    PID:4281
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.cikwnopoo.eqefirxad/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.cikwnopoo.eqefirxad/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4310

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

Hide Artifacts

1
T1628

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

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

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Access Notifications

1
T1517

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/data/com.cikwnopoo.eqefirxad/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    a69b764058b9af461a49a105667aef5a

    SHA1

    21d9c98f6c59c998359422d537e95a8e72d65933

    SHA256

    fa10f300829c3e5da6306172c971f99257748041b6b268a19c8b34924d895a0c

    SHA512

    a67d5984779ae89313fbe1c9bf1ebbce7e3c0e4270efc58906f5ce15fab7deee01341d9161b0cc04198954bc24d2cc540c25c6e3dc9b840d1c6c79f03a5f221d

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/cache/classes.dex
    Filesize

    1.0MB

    MD5

    1d10f1cb4b418c1ca3c3490d446ba91a

    SHA1

    6a42d47d9d28bb5fc10f645aba960513ee68e614

    SHA256

    cf7c3a484d9bf179c9e6991954589035041f7ce196c3f27413fc171cc1066967

    SHA512

    e5eb4bf00651dc209688ed035a4e007feaf60c2119afb09ddd0abcd0c6d446ec65e41a5995e985b70cb63068e84ec124478a3c11e5d0061d2a4f19ba4a0d337b

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/cache/classes.zip
    Filesize

    1.0MB

    MD5

    cd0e8976207dff46abe97e5a939ec21b

    SHA1

    ba566cc9e02b1d283775d6c061f16487fa2edef6

    SHA256

    8e0b51bac2d538d693df2593a242d2b292ce30339bb1f1640dad7ecca554ec03

    SHA512

    6803e5674a38f06f8d7c407aa4ff1a6e069b913f5a95cd642eee635bea56ef1bf0ce620d302604e757dc5e6aca741d7cac34c7cb60ed141ffa2b5422b8e9fe6f

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    98ba6df852f2ca759e53e421ed97e7de

    SHA1

    2abad0cf0216651ed3e1ecded961b5d83afe9b4f

    SHA256

    676ce0e08ce3466a80528c06a83f35ebdff25c53511710d14374bd1a601986a6

    SHA512

    e2645383d1c1c045452b911af5c3ea7b10517133cb12224085a13f230e26b0be76abc8d03d88f813dd98a70d6965bce9cab3000898c5c54f04d218d9e6c94f06

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    0d7f67e4e3053c172d939be09d5031f8

    SHA1

    7198dc891dd630f5f7582afd79df1c905a29ff07

    SHA256

    8b77f8afac2107b67dd54e8b2733f7a158b37c0f8d046309ae159ed93b99402a

    SHA512

    ee57afd09c7cbdbab8002c0fa8feb8cd39ebb37672bbe5c8d70b79382dce3d1ce9dd088ac314e25aabaa2f0dafd74df74e053f976fdff90703a32d7243572048

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    fd5152a513d7170a9e4cce1e4ea55bfc

    SHA1

    90c8b36a5fac9e957ca3f8fbeaba10c5362cf280

    SHA256

    bcf09ccb1bc4f488a1a37c0579f43c5a12a92e73696bf0b7e6e993cff723ef59

    SHA512

    67b0c5f264cedf2147fea5561d4f216ae1d28bbb2acbd04127d49ad30456a4a0dc096848fab2ec9a876383f8ea460ce8baaf945ee1efa51940c121fc50f1f8d5

    Download Submit

  • /data/data/com.cikwnopoo.eqefirxad/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    c1a5edc7392f56f7463c589c7282dd1f

    SHA1

    8296db45e05f20591ff01564061fe9c6c2232294

    SHA256

    135c805004bbceb72e546f9b735294e28ddb51b7851b7e9d1f7e5a7d0dbf69d0

    SHA512

    149d5359a97c36fc54f8ca5ec3be95a9e216327b8cde12ee2f6692e86adb076d531d8cf9faaf85bb0bfa1f506ab00ff0c7acbf18d5bc2b188d22401de9d2a41e

    Download Submit

  • /data/user/0/com.cikwnopoo.eqefirxad/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    1636d4fc5c52b49cbdccd83cf04b2f30

    SHA1

    9a331b79c25d5fe560445954db79e28b40629740

    SHA256

    e534d9b95cff35063cf63fdb859dfffceffa14ba17cd1f64ba5ac3501768d207

    SHA512

    98b58ad9b7ff05993c286c9b5082df7589d14bd501eb0f134e5c070c6af5294d05c13545860cf989dc2d1ab5660cb9d86832f2f04378a4177c66ce176e379997

    Download Submit