Overview

overview

10

Static

static

10

f556fde64e...a7.apk

android-9-x86

10

f556fde64e...a7.apk

android-10-x64

10

f556fde64e...a7.apk

android-11-x64

10

Analysis

  • max time kernel
    43s
  • max time network
    186s
  • 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
    30-06-2024 22:12

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General

  • Target

    f556fde64e284290d98ed7eb41a3df59bb49678f064e6fc37ab8a939e54a33a7.apk

  • Size

    1.1MB

  • MD5

    935727fed9c86606fe63b05636b8f248

  • SHA1

    620e899a3897cd082fb663b415b20d1c2b276916

  • SHA256

    f556fde64e284290d98ed7eb41a3df59bb49678f064e6fc37ab8a939e54a33a7

  • SHA512

    36cd509ff85979f29273e98882c31646e63a208058c73d259dc17bc1721a966e7616398d1f7ca1ecd1adaec744c45ac1829c6ad94543e3e413797d3815940590

  • SSDEEP

    24576:+b5xoLthBy6XdJk59oPGIFV9qruoVpOf5ojyFFg//rPG:QqrK9YGIFV8rg5XFFg/zG

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

hook

C2

http://91.151.89.25:3434

AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • 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
  • 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
  • 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.tencent.mm
    1⤵
    • Removes its main activity from the application launcher
    • 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:4252

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

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

    512B

    MD5

    90f9787b1479d7aeea53a916fd1ce73d

    SHA1

    833f8499e82a962ffb2b3b2811f83ce3dd806391

    SHA256

    081b4976972a98007c07e41c43980ee6b89d0eeadf16fe501c55f02fab926622

    SHA512

    f1c7fa18372fd9f82829d96275e4542c6c2a0a69d9a56728a8e4008eb08d3da865bcf9b33404cc72648675c435014facf6de5d6d98906548945ae3ef1b4b71d7

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

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

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

    16KB

    MD5

    a92b091ffec288598c18f6488fd10f23

    SHA1

    d0da33e6219c55f6e703710003c3cb290aee0fa1

    SHA256

    287e0f91ed7a319e77a04adc8c67029b6fa3ac1f89b2721c0a19194472081b3d

    SHA512

    3b620bf45843411b09f0e4d0049b39b5e210bff1f33ff0a7f2da2efb189e2a959c9dd3c6078ce01f911a3314973522cd4a5f14002f28fc7e95f43c5722b57a64

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

    108KB

    MD5

    d4cc69aacb7384f50f44e12c7c2aa6da

    SHA1

    b4171d24b8bff664abc530b48082303539f44557

    SHA256

    88425b5c26e0137895d92555416beaa0b525a8b2fc6dfcdaa03bc7fd35391545

    SHA512

    13a96f839b9d05b60c7f44851a869cebe13c1cd87894030805d48abff667a67ee766c65014a606474072636309023282526972d34c0d95bae3c3e46023ab467e

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

    173KB

    MD5

    af6ad24e5339765d2e3b55bd3fafa155

    SHA1

    2b485a223f407a3a0e02742e9f6de040f4cf4353

    SHA256

    78853c78d5704962726a733b415a98bd2ff997349faeb83dabe14e63ebbe619d

    SHA512

    3d4aa3380c10a49a2c5b2026fb3764e8202c9097f3828aa3492915c7cee713701798eb48d2e8d7a78aa92aaf416dae2945a63275f14b45de21ed48530b1f7cf2

    Download Submit