Analysis

  • max time kernel
    1872994s
  • max time network
    161s
  • platform
    android_x64
  • resource
    android-x64-arm64-20231215-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20231215-enlocale:en-usos:android-11-x64system
  • submitted
    15-12-2023 22:37

General

  • Target

    ac489064b5e34b4d918e4ad2444bc983a1ef9c84f6a1237a983803d2c6c6dcb1.apk

  • Size

    4.0MB

  • MD5

    9acb60849b8a8d5a65973b6f7fee8cc4

  • SHA1

    38a6b3bee7b871bb74ba5cac0db7347cad902565

  • SHA256

    ac489064b5e34b4d918e4ad2444bc983a1ef9c84f6a1237a983803d2c6c6dcb1

  • SHA512

    7fa4c9310be6f71733e3da7a303d414f2f765b7b2182610a4ad17c5ec5e59a21c722accd01981fae532c66b5c0e33173d474d4c6b56eb7bc9e9dce477e035e5b

  • SSDEEP

    98304:nvEXNj1C/CRvlG0yiBH0l+ijldZXVTFtd:nveV1KQvl7TBUQ6lrlTFz

Malware Config

Extracted

Family

hook

C2

http://193.233.196.2:3434

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.

  • Removes its main activity from the application launcher 1 IoCs
  • Loads dropped Dex/Jar 1 IoCs

    Runs executable file dropped to the device during analysis.

  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator.
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.fihuxoyareru.xusopasu
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4452

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/com.fihuxoyareru.xusopasu/app_DynamicOptDex/oat/pFdu.json.cur.prof

    Filesize

    3KB

    MD5

    883e872ae6cf3d825b2e39cfa86be110

    SHA1

    033fa26425ef07d52d43e404e8b0481db184697b

    SHA256

    4f6cb3ca7cab884e91f5a43d57cdb99caa1ac83662d71e78f846d0a76befc0b8

    SHA512

    ecb3559136692ec15b11d3b1ebeb7a0b78ae2562f0348948a58d31f40a7400c528052870af099451bec4f32e1843379949eea2c22bd671edcb432417ee1adb4e

  • /data/user/0/com.fihuxoyareru.xusopasu/app_DynamicOptDex/pFdu.json

    Filesize

    705KB

    MD5

    10a9cb6f44bbe4a4b4c5b9cd9a18ec25

    SHA1

    a1b02cb626c82bd595667d5f6e377166e9a7ab8f

    SHA256

    51df2a75ff2687d40d62a9cd006e9d545ccfcf3a30db9c453052ba606fb91ae5

    SHA512

    15d5e1d25f818a10bedea134a602ab9f1ea470a6e4a5c0339308cdd30ae6fd13225af3ed35978f07056536d104949bc878aa8a5aae5eab5b9f980b3cd01dd863

  • /data/user/0/com.fihuxoyareru.xusopasu/app_DynamicOptDex/pFdu.json

    Filesize

    705KB

    MD5

    0bfbea6ad277350d6cc505204bf6b7fe

    SHA1

    117dea7c71fcf96fa235a8ed8064f6515fc02d1c

    SHA256

    30b96f66284897ca6926c6a28ccd9e480b8baed72a37e36767a7467af2d47176

    SHA512

    7ee1cfc9e3b884fa9f33c6b2bcaff96456ce018e974cdd3217beedd4c3638219d1aeee0e6f598a123baf8cad32b14001be8a9c33a8f96da5bc00a9c8f5133442

  • /data/user/0/com.fihuxoyareru.xusopasu/app_DynamicOptDex/pFdu.json

    Filesize

    1.5MB

    MD5

    3086665e8439a247fa1e1acf478009d6

    SHA1

    ca6f455f0ff58a854cf06c22aefaa602f7a8d749

    SHA256

    04536e1d865fe23c8b13920ad08bf986831e2adc65e459c64e1300667fbd8f0e

    SHA512

    d7da1554bf91270fb907bc00dba4f30c1b487e990c624b68558c1932c6cf07b48847d50caa6b6e891431f9d5307d3274f205009f6b73fa748b76514174c62cc3