Analysis

  • max time kernel
    42s
  • max time network
    169s
  • 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
    25-06-2024 22:04

General

  • Target

    7a2bd6350fd31bcc7a255364e20a8583c7f3312fbf8f817f00e29d3e3be1a199.apk

  • Size

    1.1MB

  • MD5

    61996b4c60cf3bcb71b142912e31bf9e

  • SHA1

    4d6416fc70563c4f5685bbb219a35cf99b40d904

  • SHA256

    7a2bd6350fd31bcc7a255364e20a8583c7f3312fbf8f817f00e29d3e3be1a199

  • SHA512

    a1cd57cc0060635f93665e0a2006ec4c691e32a8859de678658ef8978631a077dce2cbfbfb2e4002f1438b1daea977ea0724fb5a570fcbb4569d7965665fdd33

  • SSDEEP

    24576:bY3KfQjJkykdgHzKrJU36czjUZSojyjz+sdg/T6XG:bPQlktgHzekFjQSXH+sdg/WG

Malware Config

Extracted

Family

hook

C2

http://194.59.31.228:3434

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 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 6 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 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 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:4244

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

    cdc0040c7567815c40114910962b00c2

    SHA1

    1699d0c64b128ccc9486b427f1336fbf6d4e84d6

    SHA256

    f9dfc31cd681ffd7d7162ab57a99cc03d1780e5d7e0f4747e48ec3d7315509b8

    SHA512

    4327119a7f87164cc8d4008c95e360b93734f502bc16eb4f3e4ad93bd9feba9c81c0fe831a3792e9a6c5e082b4c2eb6d7095c4631026815cf3f6d3c2f0f29b3c

  • /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

    8e9f31d159838b371a123b9ca73bb90c

    SHA1

    47392ec32918235c78e34e2b6128971757a44d81

    SHA256

    bf760f6e7df12d8dd30af182855372f3c7365e42310e5e223bf5c8520e78b083

    SHA512

    76c555b72df150c506a06baf7a88c855f7ba5ef56024bcfdd7139015a68a28aaa4975d40958411a12838a487bb5baf0802fd3e397a9da6b0c30b5d2de19261b3

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

    Filesize

    108KB

    MD5

    b6ab67bb411fac8c1c6ab941cd12e754

    SHA1

    0539e5bdd698c26978cf1ca667b5196ad0ce5d2e

    SHA256

    a2542567efcfd22962cee4faeaa6e60f762d93a8ddf51837f8c481244a552d3a

    SHA512

    0a897846db8b4b5e87dbb542a72350fb491f8bcc886ffcff60061aaa4eac0127b97aeccc269ba87731036dab0de2eb995f9e63e75d7cc6fc8e73f8417a99fc3b

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

    Filesize

    173KB

    MD5

    4cfd2c6bb7bf561561ef805c3abddd27

    SHA1

    16b0a93efc0c6fe5eda583638504a3f93afba857

    SHA256

    169c33cb4c59589409d109ac30fe32973b23c36fecba2a9426d8549cb66cca03

    SHA512

    8d2dd3d5628d53a6b1e16e9b29c2d46c8f7332c3401343bbaf4d2d975db30e0c0dc2726ec23d156823b5658f8cb3a8d3f6c01e81a17b530b2939ec079c540ec3