Analysis

  • max time kernel
    45s
  • max time network
    155s
  • 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
    20-01-2024 22:01

General

  • Target

    dd397384d66ed4fc68204dea467006a73d2e58c5b0c514a0d80d0fcc589bf282.apk

  • Size

    1.2MB

  • MD5

    46e17803ceda35d70a8a6188db14d9f4

  • SHA1

    1ee1bd3028ef181abb541fe43b854964d3c81a10

  • SHA256

    dd397384d66ed4fc68204dea467006a73d2e58c5b0c514a0d80d0fcc589bf282

  • SHA512

    5152b146e36b549e50a6f832af1bc91cbabee38ae282648dfbbd62f6913a3931014b8f6bd0513989c21bcb041e5f38034d8c04fbc05a73d7adb7d888e27132c1

  • SSDEEP

    24576:bcCIPUBS1Hagj9KEgNzOrKschyZopu8+ESELgSZe:ICIMY1HaggEgNzVz9gVELgSM

Malware Config

Extracted

Family

hook

C2

http://93.123.39.77:3434

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:4269

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

    2bb1f5389862149ed4dabaf55638e99d

    SHA1

    af3ae138a08ac14c959fc989ef392482fa465725

    SHA256

    b6881de1eeadaf2297fc578e1aa07e775319334b6f7198f2cbba7e223a371b67

    SHA512

    a1e08700871d56eb4dd16185eb9a91d47ff2266b73bf12363ff79d51e013760ef04505897781777b69f8043f29b35cac104f8f248aeb6cab5a53d4c1d0c89861

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

    Filesize

    16KB

    MD5

    552e2b068b86098c9f42c9b1fab08edf

    SHA1

    514d92b10bb1d176ca97e4a6944dbf3d54545488

    SHA256

    5a46b663a6ea812100133faa75b26575d160da21bc44f20f8366c6c5d95a2ea4

    SHA512

    e9c93eeaf7a3e139069d68fc1565e5381f9495c8e43bda9b10c25fa813590bd128a2a3ad962458aceeff037856873596d72ddd5d5c2908f78b8294b7b2433fe6

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

    Filesize

    173KB

    MD5

    1528840c5f92eb578ca35e7ce457acf2

    SHA1

    3df2f8a46f8573e3bb89e5077818e70cb6f49f98

    SHA256

    6706354f7a12aa71bc69791b5f851d34b0ab9f77d8b1358e69cb63e89fd66559

    SHA512

    ca6a09cdd23099f8eda9dcd26478b16a83b1525983928865691b0fdac8eb79584349053f921935705d5108dad5b252c63b1aadf6a4c0be7d8dee249a563e09a1