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Overview

overview

10

Static

static

6

69c5e7d847...c6.apk

android-9-x86

10

69c5e7d847...c6.apk

android-10-x64

10

69c5e7d847...c6.apk

android-11-x64

10

Analysis

  • max time kernel
    177s
  • max time network
    189s
  • 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
    06/08/2024, 22:00

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General

  • Target

    69c5e7d847306de3c95f9fe3b7d811b6109bed3e7beae521f8f00ed85fcc00c6.apk

  • Size

    4.2MB

  • MD5

    dce1a31bad823f90b3ce2460c46ab59d

  • SHA1

    037b5eb8781605b956d8f481bd2ba469f1636dca

  • SHA256

    69c5e7d847306de3c95f9fe3b7d811b6109bed3e7beae521f8f00ed85fcc00c6

  • SHA512

    51d0e058d5288895fcd427cd7a2432e199d2472aae5a9c32433aa1909d3e1b4ef391fe36bb5040bf8f9bd48d62ec41ee9bc5680fb7692760987db43b4268d4a6

  • SSDEEP

    98304:2xwRzzVq/Yn06Z+UQpe6UcbjQ/uvHDP6/5gRexBnpJ0:e1Y7Zl6ePiiEPW5gRexa

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://193.3.19.40

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 8 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.tgkybvssm.nqxotuvdb
    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
    • 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:4261
    • /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.tgkybvssm.nqxotuvdb/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.tgkybvssm.nqxotuvdb/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4289

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

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.tgkybvssm.nqxotuvdb/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    6a8a85a8dc1d633d0611ccc6124c5671

    SHA1

    8d5d0cc81f42aa418690884c82238d56b52d28ab

    SHA256

    905a5b98d5070d75cc04daf08f100aa9ad098ee95aa1d0a841fb765fd0419c0c

    SHA512

    fadc2ad388237651ba8417b9a1e338b77a18a56bd0f74fffd8cde9d9765ef9831ade12021940a465524841a3ead2abf680abb91acb99c52930b60c36bf0c3a67

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/cache/classes.dex
    Filesize

    1.0MB

    MD5

    697163a237358a717fa0aa22f065d494

    SHA1

    b296fcb4bef2ebd11d6cdd1c68677a05faa635bc

    SHA256

    8588ebf8e9cd4ae1eb4ab8e31302e27f666e895beb932cb083e6545c90584dd4

    SHA512

    c439f1bba2675c27752f6cd2fe07f8bb4dbc7670ffce5120000cbb2db0b6e1669b74cc8649997f12409b77f5c8aa9974f9ce071c57b23350ea4673447085f989

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/cache/classes.zip
    Filesize

    1.0MB

    MD5

    1848f545e5700cde93b047a204738510

    SHA1

    d0bb517df53e04029863ff6c7896e8955c936501

    SHA256

    061aac11d8aa275949d0ec9dcf1f71abd68138c15b5f994a6613905b3aaf1b74

    SHA512

    8d1c66e76949c4bf988493e6bb2b7dac0e997b7d6bb46a9bd29364f695d9fd878b16c7c10241d1df61e7c079d8fb61e967e6509334fbd47590c4547f6bb510f8

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    6decc3ecfe223fe1699db4ade39401bd

    SHA1

    b886bc2392e0e087a1228aab3f29a7091cb0b4d2

    SHA256

    e9ef62d28fbcd20d94dfe385ade5c7d7d726d7ee582f3402ff276cedffa918ac

    SHA512

    5d39686ea2a7ad8a0a3f422e08e434624a1edd44bdda440fc37567115123696e17ba678510ac5b851fabb05375c5cdd20906caf7c63b94b9d65bf169b269dac6

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    35db0c12502ebb9e5c5eba939b0c4a6f

    SHA1

    1c2a6170957700875487e726de9824232b2e2d45

    SHA256

    749912f67d7e9bb322c22583aabd1f74320a9e9da3e7eaabc269d10a9714e4ac

    SHA512

    879f39af4b580cd50d9a780326bdb5b3dbb193549935334bbaa90ebc563028788809caa40749dde1955ed318cb442868e61b9fee59ea91fa4d210f98538c2e8d

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    7e2b7ca9a8fb4bb0d668c8a2631f8e1b

    SHA1

    54090277bb2fc26701d9ffb5fc73c9bcd0ee8e39

    SHA256

    1d49d2bba374fff8e5ab777fec75c27d6c2783b3ffe16abff23cc2209273b21f

    SHA512

    09e5d8d64986bcec45309a47220bb57a3d6566b2d17fc91a09aa232ed1d469b80a52093cb68ca705772058d301d40ca2b12335ca346835285fb7ac7b8b8d5dcf

    Download Submit

  • /data/data/com.tgkybvssm.nqxotuvdb/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    9b67eb0d95f2f84aee92391f33a8db68

    SHA1

    3c0deb886f0cc546c0850e998576f49366e7331e

    SHA256

    dd1eb09458dea10f53da12c9633fb6bc21f683c830283d9f6772be88aaecb3b6

    SHA512

    3bddbe3557c1cc378fa8b13ba25f016fac17cb193a1aa7cec5bd4b6699c7dc0f3289d02126a6c8b39ce9ed2f95d78de8d48fad623d81c153bfbc280c54696da5

    Download Submit

  • /data/user/0/com.tgkybvssm.nqxotuvdb/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    c74801ab7f0bddc6483e0af16a030263

    SHA1

    4ee706e72be98004417c318a18fc3fe2199db572

    SHA256

    d217b0f339b3266425e2aeada666ae9e053c702d7297cb7b536528f568c64e8d

    SHA512

    455568093b394e682e44d9b068934ea6e7b280adb78ee3c054ad6b83b62e24a5342d17eec3cc0d6e8093903e4e4c623c8ae6cbf48c9cb6d81712ccb890267907

    Download Submit