Analysis

  • max time kernel
    178s
  • max time network
    131s
  • 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
    15-06-2024 22:11

General

  • Target

    22353a2f87384ef07cb727cf4ec7f07ec740226a08975134505a32ebaed5fad2.apk

  • Size

    1.5MB

  • MD5

    9b5a6133c011c64f0719549e63829c57

  • SHA1

    b7dc9aae6894e361c435c5adbcc929c787e80fd3

  • SHA256

    22353a2f87384ef07cb727cf4ec7f07ec740226a08975134505a32ebaed5fad2

  • SHA512

    1cdee67f7c7b719ad088d802638d4103e89b5fb4c670084d2fc9f2de3dc8b254be27f18ecc34385f285ab5fd16436bd150aa1ac963e39440f2c85523c6e71c28

  • SSDEEP

    49152:njugqYM+m4+uLUPzfSrmHWz7/ty8+8bYd+:nvMS6SrJz7VX+5d+

Malware Config

Extracted

Family

hook

C2

http://URL_CONNECTION

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 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
    • 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:4303

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

    6994ef6c8c592f38cca4d9816dd8d425

    SHA1

    42e1e7a213aa6cd6ddc2ab5e4ba22ecdea50a31a

    SHA256

    9af9f93a6b589323f70b41ce54ddb326a42e50b643fdd307f428a431cfb8ea48

    SHA512

    c4e05c3c71ecf549ba9b9410a05fd9b9b7b3f59fa94c20443e15f90fb984b2e36b4ec85b871f03129facf0de01f7b057707cae1f58eefb1528cd2c387d3b6a38

  • /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

    317b17b93fb3538b3ea1929ba8b74d70

    SHA1

    44da0d3fcf46f594429840e0dc43d6bc645b89c7

    SHA256

    c2f24ce8518a280a296b13a7d8b2f3a9d91ea8ed2e382822aea6bb769c00df91

    SHA512

    ad7466148854461dc60d537ddd4e58a10ffd4758a0120ac39ea8c42efceb80e781e5880401fb2a659a39eac2146df787df42c66abdce1503533ae1e92dc439a3

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

    Filesize

    112KB

    MD5

    70fe4d063980576803104b99bed4cb7c

    SHA1

    faf045bbd1e99afb954b34462a2784b756b506f0

    SHA256

    700bb77b707bbbfaac0b8e81723159b04528ab9cec51e78a014deaa644525e8c

    SHA512

    428921970dacdc20187d065651088fd0448db2c001bce8c2f2837228e442cdd79bfbc21db30e8c5c92f7c90c3898f5ccc32e8911abe7b0120fa3707161d2e79d

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

    Filesize

    185KB

    MD5

    c6d22e9eb47bb98d4a0fdd6a26364b64

    SHA1

    6c4cc0d8852eb3f7e1f7b4349f1bcf78c44146be

    SHA256

    0d186c8c2e948701873cd14664642ee47cb2e5b4885aa1fa3837a494272afff8

    SHA512

    846ad820dc57c8808d60daf527bab5cc01f182f6650886d56d0e55e042c149ad5ec4d9699061f26baede2f285ff9ee9a7b5a7bc85cb5cd054b084d3172093f7f