Analysis

  • max time kernel
    149s
  • max time network
    131s
  • 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
    17-10-2024 22:08

General

  • Target

    f2ffcd2542733ed9860218ab2d8b905106b103a2b6dad14b94559cd04e88d596.apk

  • Size

    1.1MB

  • MD5

    8e7ac92807a0630651930cdcd3fa0ab6

  • SHA1

    cb065ded25bd356fd74cb53a49adcf66a770b101

  • SHA256

    f2ffcd2542733ed9860218ab2d8b905106b103a2b6dad14b94559cd04e88d596

  • SHA512

    698440a4fc62b0b1a79b95543c8d411822953423a52dcd11003ed0cbc37668ec7f380259ebd11f9b8a2ef08460af77e1ffce28017abf8366fd9d84c6e0fc403a

  • SSDEEP

    24576:3eQJF0WOHTmMXv3OdylZ50WrP9Ke/TpKPdojyGVg/AZVQ:3eQzOHTmMfedyDrP9IVXGVg/qQ

Malware Config

Extracted

Family

hook

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:4255

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

    a67364efb86715a19b39477dfab79ed1

    SHA1

    0cd7456d2bc9cc440b3b87b6f487d2dec250a01e

    SHA256

    b55bec3cb41a7d9b13570740e8410d2aac354dd8d738f55c5faa0aa528140b2b

    SHA512

    c5bdda45541937af6d35b1cd3c183170a921d40dfeb4374a2a754079afdb98656b55f8fa7960fc7fe989542a68b8ae20b34ad3d93b953fc2d6e443809dcb157c

  • /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

    dbab895329764168e6ad43693c6f15d2

    SHA1

    6a557b030c6be2194330992860997c34b8fd57d9

    SHA256

    069e9461900daf0a8acbefd9a0528b1242cc3177452e840a2e8da0ff825573cb

    SHA512

    b6804cdbfece75a3d5d2eed37439b6b099e342ed4d4cf84e8d78c52a970e4b09cd719c05d017db2bb858bd5c5d442f7674134fc23364774b2bee6d65b2f0e50c

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

    Filesize

    108KB

    MD5

    e5a89675ff8951c73054f23af2b02c17

    SHA1

    5f360be5d17f56511edd314caaa6ebd154b62d0c

    SHA256

    58937a47f00657b7138fc3b9c724e0a8b54934c8e3ec609481274e3a48994056

    SHA512

    1494752f6b1da340ca4ae1e3925b919dde536c0948897f1d09e53f50f31052c0e0def6e5bb9585d47f5e26f3b9c662918432ebd363c7d2c7834f4a61cb53eced

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

    Filesize

    173KB

    MD5

    b0f3c83248cf8b1d5b2ba31d09fdb1fe

    SHA1

    f170ecc04de9e95a4f664e7bd33ca2b47e28a38a

    SHA256

    8cdcfebef8384983b2f73f9662056a3c1a02a9c3cc6f82fed389bc9480c75b58

    SHA512

    0399cb35388c0672819a58c39cdf1178ca2238f29e7c0f1640351ad61e1d5c47d4eb6dcf556bca812f326fa66adbeb80bf92b299dceb32bba06b22b20b6a4afa