Overview

overview

10

Static

static

10

7f2b1dcdb4...47.apk

android-9-x86

10

7f2b1dcdb4...47.apk

android-10-x64

10

7f2b1dcdb4...47.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    186s
  • platform
    android_x86
  • resource
    android-x86-arm-20240611.1-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240611.1-enlocale:en-usos:android-9-x86system
  • submitted
    14-06-2024 22:32

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General

  • Target

    7f2b1dcdb486730421552c9dd6bf09e9d386e2d59ca5fc542bbc66b0b2181c47.apk

  • Size

    1.1MB

  • MD5

    b04b252fbf28249ab5c3309fc1af2365

  • SHA1

    1bab3c9b188f86389855657402a247d8b5763f3c

  • SHA256

    7f2b1dcdb486730421552c9dd6bf09e9d386e2d59ca5fc542bbc66b0b2181c47

  • SHA512

    3fe1e5cd235148e02183e3081c6aff44dddec56e8844c8f3a6d88344c7dd2346a6b1fbe9384e1b399476d934134e967fd2ebbf88a40b4bcb23c4dbef4a63e807

  • SSDEEP

    24576:n/OLx7sX4rBNPqx6x2+bOdEKWg18/ojypsg/onf8l:/OLdzlNPW6Oly/Xpsg/S8l

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://93.123.39.235:3434

AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • 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⤵
    • 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:4171

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

    8e87e7e68cc23310ed1a0c291a0a0075

    SHA1

    83a3006b1ce03aa5ac349d532223ae4045f595f4

    SHA256

    5cb373b652725c002e6e94e5181fd22756b084056218ac0d5d8300091d81c009

    SHA512

    6624172f17d4b37644277b1443f2c071b637f6881122a2ca9d3c4c43e48062eb81e44f7c90053f98ae51d49ea1ef1e7a9926969ca3916b059f1c1eeede638b7d

    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

    8e758ca5f7042d2ca188db98b7fd17a3

    SHA1

    4d622c13696e7f4b675808e458588ba7dfae5748

    SHA256

    4732ad7ad607c89ab21050bce9f40d6214fd15c4fed8d5c68e0602721e2e7356

    SHA512

    4146ef8df9765d0a14ab0217c1528d42c34e4541af9e45fec605aa8c7387231dacb31ddfeba702334e43219c6953a072a957274bddcc5b71de46fb1fb80c7e56

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

    108KB

    MD5

    48b73a1e1e880802fcff2d2cc0d6df88

    SHA1

    23dff38c91c0969b74bb7bde8d4acbfae545a17c

    SHA256

    c6317edd314822dcd297e33ab1d540630251d22d39cf3bf5578a4bdcb265a63f

    SHA512

    7d46d7ed2ad9249fe9686b3789dcde435d25f6099cfea9ebe330d1b4c3bb6ac79e115a38ec85085f1016351d9e6db3ec1677de2c6a70849d1865624c3bff939e

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

    173KB

    MD5

    401982f3fe06a76aad8e613c90dd2e27

    SHA1

    e67379ef0f0d8075f461617764de8318339c9cbd

    SHA256

    e45c3b1c65427a3d19ecf2006c98b3b10465164f1cf9f133a6cb05107fe46410

    SHA512

    7bcc7e446bc81968ecb1f283a8a94b99b060583095c1a105f7175de1d8f8cac5b26516ec48bcc606f5acf79258237650c1604a5d2ea82a87cbbacc4f50b48562

    Download Submit