Analysis

  • max time kernel
    78s
  • max time network
    189s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240624-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
  • submitted
    25-06-2024 22:02

General

  • Target

    c2281b06c7ccdb65b1d0617254959a29905c582bed7537904eed800cd8004751.apk

  • Size

    2.8MB

  • MD5

    2ed4afde9eb3f21e46d69124ec5d0d04

  • SHA1

    9dbdfb45fcd84468cf62c3e693446963067d0075

  • SHA256

    c2281b06c7ccdb65b1d0617254959a29905c582bed7537904eed800cd8004751

  • SHA512

    311f93135c6805eb40f781dbdaafedf3acd2dc4bc43d26cccb5617b4cd1e7f52451e21a7299c38f30e7c124def4aab180e90177a6156c014321d8746eb86f403

  • SSDEEP

    49152:87ljMIY6abH++DemlcfMgISrvP1I1B6vQOlrQl4gHa/Big/0b:glj/aHi0CrXEkdlrQlxHa/yb

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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 2 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
  • 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.
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4468

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    5578b5e66d9fab7ac8ccd355f44130f4

    SHA1

    41d0de76309a6c68c4a8e1d26b4804ddf64daa0c

    SHA256

    ffe495902032696c8fca5e931e2f4b44549e2593ac64c5ae6bfaff0410fbbb6f

    SHA512

    0aeb7a2509559c9fae4f13c601cf3f56fbb2a4cf385ec05f07994a84e3df94682063ba27b4fd86ffec4e448495911316db12d855d196b0da4941e182164350d9

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    d8449ea9fc7d0ea548eb31f99da06aa2

    SHA1

    05aab55ea8d96edcd4f4e4178dfaba15e0ff1943

    SHA256

    e1a6786ebc2aa54fad3d525898bd5195f9ff69853d6af58e907600b2f30b1b04

    SHA512

    b81d239cbcdb4a123e58b04b5966c3fed57c636bca19f4bd8bb262223e28b94e2e2c93199b3739dc6b4d589240894a6d13369e1c6af313943b93bd83fe9b3e11

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    cd49b79da5ff7eac587623f0f92fd025

    SHA1

    bc16087c7cf6471f26d42a2acea6dd09ad948fbe

    SHA256

    0bfca21c74a6c3695190c8fe7deed2f3d9e836017597fdeeb87e61350fd52792

    SHA512

    05cbcc8808f9233624292e663ee1c2024ec386ca27e9fa6fde46419ef7d6699cced6e77c89a8f683c2dc93cca25b73208ec064eb23867d4fac70c39e4c014373

  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    922779cb0cb91d039c351f59be3e57f6

    SHA1

    9632ced17204417da6485415e3db2a98f34cdcd1

    SHA256

    afb9ff0a97d3d0f2335bbda9f64bc4a4c8cbdbc141e7c96cea0374ebc4945bbb

    SHA512

    fdafad6b677dd83e2e8cd9fc652b4c671e20a6822c6e985a2b2363d0740192ff88025f5391119c04f08993d5cacc02087a96be13e472699cb59a187f7a6b23db