Analysis

  • max time kernel
    17s
  • max time network
    185s
  • 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
    28-08-2024 22:03

General

  • Target

    a0aa2db39ce0b8d4fb76187e843136595faf900da20caa2c06dd0ae6dd89b0c1.apk

  • Size

    2.8MB

  • MD5

    b00b322b3ea27c599d39a5acce361394

  • SHA1

    a07aa8e6831f80c3ee3c0d6fe76b88c45c49d5d6

  • SHA256

    a0aa2db39ce0b8d4fb76187e843136595faf900da20caa2c06dd0ae6dd89b0c1

  • SHA512

    fce3836fdb07d72b752e637bf5c6b5d681cb81eb140fa2e2757ef1c9a2bcc8be9216726cd8f89fc6350ade421f0365890c5227968481a8998de054fdbe41c50a

  • SSDEEP

    49152:HR54/SnnCps36XpIJ16tX9i3GIy6wNhLtaFraRlzVfXvUrKwn47zCMSXw3g/L0:HP4/SnnCpI6XU6ri3GIyH8FglZ/uKwAp

Malware Config

Extracted

Family

hook

C2

http://51.79.182.113:3434

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 a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 3 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • 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
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests enabling of the accessibility settings. 1 IoCs
  • 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

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
    • Performs UI accessibility actions on behalf of the user
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • 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:4252

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

    7bbb4329aa79109d8462c1b64c3edc3c

    SHA1

    ee4d1e0449f4b73382f47bd1a6393b320aee2548

    SHA256

    bfa96f5fbf32afd7ca227f6a6ef2b907a7aa82b74361764087bf0244d77a9b0a

    SHA512

    d449317d160629b49f8556c28357c4afb45803caf8772dd52d0537a965cc64338869e77e75b92eafbfd33a2e16e92fc670dad7481ea00f23709d4f70b297fe51

  • /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

    b67424600703d1dc0629a16445ce2e58

    SHA1

    08439ffa91b0f9811d4924c21756f26ad5054922

    SHA256

    f361c3df3b85200da11185d7d02f9b077927d4586a7788b0c6fd614e442fbe66

    SHA512

    14508572527564e974f865e151460965ae1ba6b97845e5ac0b78669539d1a93c758a5f55cc6debcc4c717b4e9dd9c0cf15b49e03ef8b3613b30e2398e183e347

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

    Filesize

    108KB

    MD5

    8de35fe2fdd5b9a38f2abb7729318d66

    SHA1

    ccde4d649bd6460a7873d483adb860c59fe1a72d

    SHA256

    06a59912374aad46a813d0d4f05642f5d22bf491298e4e3f4f6547b9372b5bea

    SHA512

    4e45d15633690270426b8cbe358e18ef40361c42ba2c443af9f98bd13da47809c35fe0475e4ef0e134892656b09d3d77dbba576f7a669430c57fdf612b8ba245

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

    Filesize

    173KB

    MD5

    7ba120cba8d1a517d4fb5bab744e27ab

    SHA1

    fb21d33a4ee2bba7ee5ff4afce58314b5084c5d2

    SHA256

    0fbdfb67da3460aa207c8a2e36a29c0b87efe3a250c61b93ed7db5c04915b8f2

    SHA512

    0b89cdc9fca668d8a3a034cacfddf46f1117d1feb99df2e847e5bf943f17875bd0c8156f4d5c21e308aad1bb4e49e9af7ca9c4e6313fc7bca784303d486529bc