Overview

overview

10

Static

static

6

43da1d4910...ab.apk

android-9-x86

10

43da1d4910...ab.apk

android-10-x64

10

43da1d4910...ab.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    162s
  • 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
    25-11-2024 22:01

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General

  • Target

    43da1d4910671c4f7981b4231654a397d92429120a522b42c68cce8e61fad9ab.apk

  • Size

    4.6MB

  • MD5

    01fff93b16b7de623750016ff3b1fa3a

  • SHA1

    13d8d4ff6f4edde7bed575bec7d77f30bd28022c

  • SHA256

    43da1d4910671c4f7981b4231654a397d92429120a522b42c68cce8e61fad9ab

  • SHA512

    e4702f14b8af5389d8770aefeac08647c09ef42745c7ce79c3ccbca771b066af2beec552c0476175f7b54c2f2f8de7d5d78f1fe1ee31a06ae950b65557ff2c45

  • SSDEEP

    98304:JgPYRpv+pWARE/XSxHCF5Up+pJD5U7ggwPgkabhILj:yPYg5REPSUF5UB7LwPRChI/

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

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
  • Removes its main activity from the application launcher 1 TTPs 2 IoCs
    stealthtrojanevasion
  • 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 9 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
  • 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.itydxxkhm.xkwvongzp
    1⤵
    • Removes its main activity from the application launcher
    • 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
    • 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:4272
    • /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.itydxxkhm.xkwvongzp/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.itydxxkhm.xkwvongzp/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4300

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

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

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

2
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.itydxxkhm.xkwvongzp/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    4e5da5820f3fa3385563e48c576d242c

    SHA1

    0d005d3a6fd947841dfa459e35abd25b4914cf42

    SHA256

    0b84ab8647fde050533424dd37160a3be9c4fff5850ef1a0bd8802eccf2ad797

    SHA512

    a6010b53520c7a70b0ca43075c9fa3d3db74961dfd950b02ab3047effa04a18a095a1635f73d61d5ed135fca7586f5e09e2b29abccbaf02550faa411d4c62d25

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/cache/classes.dex
    Filesize

    1.0MB

    MD5

    435f1f07b0da63a671693d5c6fe83d29

    SHA1

    c66b4affaef54d547519f95ced4ca9276cefaf4d

    SHA256

    d9f456aa73fd08ee2409d8e8094ad60b66cc06a7d3b4f96395989aad56b83ae0

    SHA512

    6d147615c1814d931042fec86b9dba10f04b3abe39bd2f4ba49815f794ad6ea6be879cb4a9bfb55648758fe59eacd992fb11cd77fc43defc7921da69159af57a

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/cache/classes.zip
    Filesize

    1.0MB

    MD5

    a84dfbc1f649418fa4d07eaeb8189124

    SHA1

    eb3dcd69c1ee6c8563e92be87a122e3d59415b29

    SHA256

    76e0b06999012dd321e33daabacd4f54829114fe4cc636aa375e61a8438440bf

    SHA512

    58e230c8db2d137f4c414725d93a3304c3e0233779c2be5b73713f5b3bc873afdff2cea4df07a15ad173a65c2ce4284086901df3f4e657cd38811be05391273e

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    c4ad2bae59920c3dd904190beb3c5025

    SHA1

    9f46484b0563b623a68f26d7274839ca436c0d80

    SHA256

    00634054016cb5c1008f441aafd0e4d7c62d7fcb8ef15e8e0e2b5d9dab9fb180

    SHA512

    9414c5d747e14da9fa197d82465a8faf28496a5e29af0a86afa0968a50f8705cd63f16541585e1d5c974a6b85abb6325a69b62df123a318d230d5ce4c87b29aa

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    1b216de17551ef184a52c87e163149a2

    SHA1

    e684487ed673aeaef2c30e705020ecb0921b222b

    SHA256

    640a078f038485cb982805df1dbf939314f10f6daa1e10ee7b4d94cf529dbd3c

    SHA512

    3513b7e3e8877536915b39041e50b48e92a854f1dc6af9f41405e92b0e81307674a067fab17bf4fc2f1def24fd619bb735a2afe2f5bb49704c1c3838db796ef2

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    e46c9a1648df517261808ff7c9c9fd71

    SHA1

    b091a2e252f64925fd22f4f71e0087b38da85fc1

    SHA256

    90b3491f627d33b693e1d9490e7f506652b83ea001b7b58ae5e7470816453a9d

    SHA512

    46d0d9763e88ce3b136aabb2329c84d2c2f6794ca676cbe55110f67c6d08668796d497630dcef69bb5742749bd4e39048b517062c4fde46f81af3b527ac67bd8

    Download Submit

  • /data/data/com.itydxxkhm.xkwvongzp/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    e58022028b6172a3dd6a3fdc67c80775

    SHA1

    0bfe5f818784ffd4c27b0ced9c23995f178507a6

    SHA256

    922f34997048d5e2bd2ca7745d32e093900b4fcb8c7c23f5e802fa236fce8890

    SHA512

    9003a4bff015c04f0458bc7555bed46894635343922f6aa988d2bdeebe78a7673d0a65f2445dd1347cb02f502f6c252fb1c7613572aac99f9dd9c8611cb83e23

    Download Submit

  • /data/user/0/com.itydxxkhm.xkwvongzp/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    0e51e1617e2d679cf23a8831e479d24f

    SHA1

    25e61566922fa903f9168661072900d2a3d53144

    SHA256

    5fcdbaa67667d929f4acd2ab366e1f97ef4394efd0affafc0e4af9dfa97e7bbf

    SHA512

    e0bdb4abe2bc9f862fc4421a98846ed576756d96efbf3955abe0bd99075c6300a0486428b4e6f94e9e23d6abd2eba8c84bfd3cd065f95bac851e41b7f7c764fb

    Download Submit