Overview

overview

10

Static

static

6

b08659c084...12.apk

android-9-x86

10

b08659c084...12.apk

android-10-x64

10

b08659c084...12.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
    19-10-2024 22:11

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General

  • Target

    b08659c084dc45b30f242749cd9cc126ad9d53484fa0e1a881ca6c88b847f912.apk

  • Size

    3.9MB

  • MD5

    77df36e6cbe783ef9173bcb6a5ae7723

  • SHA1

    a3298196e9c9565fb004a19d0ca1cbc125b57709

  • SHA256

    b08659c084dc45b30f242749cd9cc126ad9d53484fa0e1a881ca6c88b847f912

  • SHA512

    4d933cbb5de5d0e6109f0334aa2d38a250b0e1f58d97d2d78b145b4d351a02483e5d530b93fec939453ae197fc719c152cbf1191cf3171ad6c33672e8448826c

  • SSDEEP

    98304:zfDIJwwvrk2tKR8+mAge7pnZTBd3bzaYY3:j+vrLc6+mAVn1B1Y3

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://194.26.135.117

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
  • 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.haxjlkija.tdowumxdz
    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).
    • 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:4277
    • /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.haxjlkija.tdowumxdz/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.haxjlkija.tdowumxdz/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4305

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

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 Information Discovery

2
T1426

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.haxjlkija.tdowumxdz/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    bd1cc954f1c33167284e41475333dbb8

    SHA1

    5858e921c34c814a7834ef1b7b9b1a8dcb285231

    SHA256

    d40daa3ac4047d7b0abb49504a227b9bd71f6154a3fdd90abdd189895577f4bd

    SHA512

    f7e03130b6a1fde2a79896ebb3ebaa25909f6e0f5949430cfb7972fdc897ddf53ad92ee7effece1156c7a4f65f69aaf45bcaab3d1c19799ee9817c3a3e28cc53

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/cache/classes.dex
    Filesize

    1.0MB

    MD5

    2df10d75b13c9badcc3aba789b312245

    SHA1

    542c3c7183887df0a0e5a132b913cf2f57d442b5

    SHA256

    7973b6dc73d50c766496e3acb3975b7c22a2dc8efa08b59ff764862c1eaf969a

    SHA512

    66928944aefd93ab1a520047a67e5fd91ca68bf452f37d29daab54ccbbd0acf14a0165ba48c7ec1b79d615118a4e0f36a22919b27243cb255918013bdb11007a

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/cache/classes.zip
    Filesize

    1.0MB

    MD5

    901760c828929111f07cb3df03fa28c0

    SHA1

    ceb37a676583817547d0d63a1cd90d585d5f528b

    SHA256

    9169dbda19d1c56369385f93e22802362b514552081e5d8a1b538aceeaad6fa1

    SHA512

    905e3b39de661cc3b7c1cc9b376fd1fb320faa74918554ee90861d7a4543d6eabce374336e096eb7089d89ac468243c2dc85fcc0330884a31d807bca3f3c9f7d

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    732c06acb92da8725ed1912f69bc3b29

    SHA1

    e6e7d6630be68461613b510440db4dfc0cca62a5

    SHA256

    d455112f65c2d9ac0966b8bfc4d413e1b6c387189245e1f6507b0ea39013f6c8

    SHA512

    6fe02f7a77b995a0acc2cd19853bcee2cca05cecbf4e25f3ffb48defb2457005a6ad9070a0b39ef2c54452b5c425594c7053f0d30e0da62e200e163e95e29827

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    66d419d8fa74e53cd05088685c8f0cba

    SHA1

    246d155147bce8083807c29c4e58ef283ecba10d

    SHA256

    687ea217acdf7bc6cdfcd542adf2ce67301f2b84c529a4428b63da12977e8314

    SHA512

    1a29eb781a4874c4fd7070587dccc06955f247182d287e511d8fb29e0c03c09168ebce2d4fdf6fafb3ecdfc32de21ccabda458472b94d10a895738e25f5fc276

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    dfa268d21f2750c4f499400d2b7343af

    SHA1

    b75060749ce068e5acda977a30148189a080283a

    SHA256

    760f04d15e52f77360bdb947d502260b669492b49797d1058e1561fb2d29ae18

    SHA512

    592a3e5d50ee420f98b9954af630c07398c9b3f1977a0f30f54372d9da41af580ed75bed06b1133c65afc6dddc1f34cd13b93be32f6a0f20e158ce1e0c467782

    Download Submit

  • /data/data/com.haxjlkija.tdowumxdz/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    1ff6ba1d4609a2126ac78bd2e648c91c

    SHA1

    74482ef92fd48b73d6ab93303255b290a6a76c00

    SHA256

    ac0ec932e58d58badd8a5bfa6bfe65b87b8f9e50a66bea31e177f31deb29c939

    SHA512

    c9c9447dd1a67710240803cde86b02d6277eddd9932a0cdd0dabba8f37cbbbea40949de1b952c18804af249da0c0d1aa643d6ad7b3e7ba590daa13b3620391f8

    Download Submit

  • /data/user/0/com.haxjlkija.tdowumxdz/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    dee9fc1493f28bf4fa777322d79c9d13

    SHA1

    5454d2833061693837f9d3cdc75fcb1e456a7af6

    SHA256

    396d0c42f8dd2a8f60b729f62f009a994778ced88fe1f31236f065eed596df1f

    SHA512

    a126f0bb32d992bef6f6736f20d39c95c12a4cd925d4005145bbffe50509de9587e40c2c8e58a228bdc45c944a30613dff34d887b6ce97d30d8a76ed4540b4db

    Download Submit