Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    android_x86
  • resource
    android-x86-arm-20231215-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system
  • submitted
    25-01-2024 22:03

General

  • Target

    9fafcb0b15af11c80844a7bb0441f321349a9cb6a7a838c8049b5a325d4573fd.apk

  • Size

    3.0MB

  • MD5

    f657f65a0a02bdac981d68609251f03e

  • SHA1

    978bc99ff6c510e8befad1a889ee8dcc80d4a41b

  • SHA256

    9fafcb0b15af11c80844a7bb0441f321349a9cb6a7a838c8049b5a325d4573fd

  • SHA512

    e0189910eed9eba36428a81738e8247d93f0e13fdae88c10c6529685d86ac49072b8af84febceeb5a0873cec6b6155895d48ddb7609496b95e13a2a9f391df5d

  • SSDEEP

    49152:4Vz4uWQlIeYoiA3NaID7c+0gdIfNR/sCRJW1WrN/j3wiAXtTCg/p/e:4VRRlIe+alDI+0kqNRFJWEZ/z3AXLe

Malware Config

Extracted

Family

hook

C2

http://185.172.128.91:3434

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 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator.
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.tencent.mm
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
    • Acquires the wake lock
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4257

Network

MITRE ATT&CK Matrix

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

    dfeb87062a57d41beb8294c748bbca7b

    SHA1

    1f9cbe6601396f358af85fc0f0229377c43e8d9a

    SHA256

    183d32a8356b7f624255c5bd806485531aad700a2eaad48112eceb8253aba558

    SHA512

    7f3f56bb64d8708889ba558e8daf50cdf83942ab3fe0be5ba0ed4dfaf6cef0bbf4681af6ef9b82d8b265361cddc682ecc08732fec398033012d955232fa17b43

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

    Filesize

    173KB

    MD5

    e9c106bef5bdc232cb983a3798b3c796

    SHA1

    598dd3f6681711eb48db49311b3ce24298272e95

    SHA256

    b875c5f47bda152db36b8d1e32b9fab3fe4c72858f3c6a6502d4ffe2bd6b9074

    SHA512

    d4019b0ef008e38cc99546150bb278b241a0e4e2265872595a4f65d638e5940423b8e1664c066c8abf2602e113a33ad1a8fc841d891c50fa09d13bd9b353dbd0