Analysis

  • max time kernel
    40s
  • max time network
    153s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
  • submitted
    23-10-2024 22:09

General

  • Target

    e981188be2bb0c810626db2b1f7fe387d2aeb517085a9ef9e1f5b24aaa4ef9b5.apk

  • Size

    3.6MB

  • MD5

    41a77892bb92383b52eb8818d1119d3b

  • SHA1

    ab18d10bf6f37691402125585467df850b17bd91

  • SHA256

    e981188be2bb0c810626db2b1f7fe387d2aeb517085a9ef9e1f5b24aaa4ef9b5

  • SHA512

    a98fdf8ac9f4235d39a222d233cfe55e7813d5bdbf1afb2de7c10257ee071de8f86d2f44816049ecd53056658fca1b977f7b9c0df4b49e16a318b86acef8c3ea

  • SSDEEP

    49152:FCBsXbe7qkPTH2NfHbR+Wh6iIXOOKKr5MjjcTmKdreFWphPraYkdZRi1vPCtHN+K:HbbMSVQWaeOKUMPcTtRp2z0lKH/UZP3u

Malware Config

Extracted

Family

hook

C2

https://ws.meangirldforvep.online

AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • 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.

  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • 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.

  • 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • 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.

  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.tencent.mm
    1⤵
    • 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
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • 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:4214

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    b3c0708af0649cdec0fe781127a4c91c

    SHA1

    9f51cbb104e41425c78ac929a4cc3d3efe5ad336

    SHA256

    88d7b1772416b90440ff507e080c6e25514ace90f8fff052f88d5b0feae8725e

    SHA512

    bab532dd102a833084b520c7a976d6f77e857994590a9e6dd82e9b3637115e0364055710b2efb22c057717cbd00b8ebc5fcbaedf49454e6bd74a0e9c46eeecc8

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    de2f6edeb2329fa8b79fe8748caaf832

    SHA1

    7daae7ee1f26ef355310b7808f32ed6f0ca6c554

    SHA256

    4d4e686bbe45f986a9d90dd8bc15bf2fb1a6ebb7a08a7015d5b8511581551b43

    SHA512

    6eb285870fcea40d33c51380f56862d22c98c6d4aa31d2bee2f102b45a65d7ebfcb1046068b5623d9fc417f50be2f07336920dc2a272f2b493ac39dbfb287e89

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    592ed1c4cbbb614151e9d33d78dadd3b

    SHA1

    a9dd45127f0e182dc252bb4c321703463882a214

    SHA256

    158e337e72ad5e8c6c4bdc4333dddaa33339ccfbec8882ee56fea62cc11ecd84

    SHA512

    6f7d654e8a4a4286911e4b3c66b092d426bc545b47f8652697bd4a8a99b1ca712938f737dde78e9e2a2fae47c2c2f06ec953f489fb31c0d9fe8fcd352667d0ef

  • /data/data/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    c1c0a863c2130b7cf8a2f8672d5b5c8b

    SHA1

    595b5c8c9ca478e71e47f5e27d615b1566751fed

    SHA256

    9a81267d613f08b02bb8a615a5e506ece1d25341a3a3040312fb8be44da57a48

    SHA512

    40136eb5d1dfdb0fba395f2f8f185f4eec3826ab8b5a2dea72fc2cb2ecf72c93b9a464f0916d6bfba5ee798bc438c4e38586195099c3895b722b4d07f066ff91