Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20260325-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20260325-enlocale:en-usos:android-11-x64system
  • submitted
    10/10/2026, 16:09

General

  • Target
    coreprotector.org_sample.apk
  • Size 4.8MB
  • Sample261010-tmalcsxtdz
  • SHA256 00ad39e539d63dc56073d8970925fc8fffc6cc0f45849b73430a569f14266e04
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Makes use of the framework's Accessibility service 4 TTPs 1 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 TTPs
  • Reads the contacts stored on the device. 1 TTPs 1 IoCs
  • Reads the content of the SMS messages. 1 TTPs 1 IoCs
  • Reads the content of the call log. 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Makes a phone call. 1 TTPs 1 IoCs
  • Makes use of the framework's foreground persistence service 1 TTPs 2 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 1 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries information about active data network 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.sec.android.app.sysupdate:system_core
    1⤵
    • Removes its main activity from the application launcher
    • Makes use of the framework's Accessibility service
    • Reads the contacts stored on the device.
    • Reads the content of the SMS messages.
    • Reads the content of the call log.
    • Acquires the wake lock
    • Makes a phone call.
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries information about active data network
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4992
  • com.sec.android.app.sysupdate:remote
    1⤵
    • Makes use of the framework's foreground persistence service
    PID:5076

Network

        MITRE ATT&CK Mobile v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cache_video.mp4

        • Path /data/data/com.sec.android.app.sysupdate/files/cache_video.mp4
        • Size 15KB
        • SHA256 f7f0b29b4ebd6dd9ba522e2bb11f1d87fed29536a6d5111bd65c3d27b5e6326f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cache_video.mp4

        • Path /data/data/com.sec.android.app.sysupdate/files/cache_video.mp4
        • Size 5KB
        • SHA256 a3e1b3b28ddb0f18c5056b6986657baa7ad41d105b6bcd3091922999253fea09
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cache_video.mp4

        • Path /data/data/com.sec.android.app.sysupdate/files/cache_video.mp4
        • Size 710KB
        • SHA256 9396a151ebdc07045204d28f878ed1bb91899d98ef1837fdb1917bc045045fdf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        profileinstaller_profileWrittenFor_lastUpdateTime.dat

        • Path /data/data/com.sec.android.app.sysupdate/files/profileinstaller_profileWrittenFor_lastUpdateTime.dat
        • Size 8B
        • SHA256 68bc3c9d995c5cffdab88304efb6f7fb50ddecc5d42017dcab4d49e31ee1e6e4
        • MD5 SHA1 SHA512

        androidx.work.workdb

        • Path /data/data/com.sec.android.app.sysupdate/no_backup/androidx.work.workdb
        • Size 4KB
        • SHA256 9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
        • MD5 SHA1 SHA512 TLSH

        androidx.work.workdb-journal

        • Path /data/data/com.sec.android.app.sysupdate/no_backup/androidx.work.workdb-journal
        • Size 512B
        • SHA256 488242d3efd902434eec45265ac9780b18a455505085e08b7347b98f30b70e38
        • MD5 SHA1 SHA512

        androidx.work.workdb-shm

        • Path /data/data/com.sec.android.app.sysupdate/no_backup/androidx.work.workdb-shm
        • Size 32KB
        • SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb-wal

        • Path /data/data/com.sec.android.app.sysupdate/no_backup/androidx.work.workdb-wal
        • Size 116KB
        • SHA256 8220fdb8dd72cbf4567145a8603d066c6dba3e7c8ba520123c85b4a5c9bbbeae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        androidx.work.workdb-wal

        • Path /data/data/com.sec.android.app.sysupdate/no_backup/androidx.work.workdb-wal
        • Size 16KB
        • SHA256 3beec743a7d040d0e47023fe859f1c6f3cc0fbc04af0235c7e30f6d642d87d74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        primary.prof

        • Path /data/misc/profiles/cur/0/com.sec.android.app.sysupdate/primary.prof
        • Size 1KB
        • SHA256 b92b6d6e9c1e835678c73039472a6628abc1b302f3f29b2a5e0e0e9bbda81f88
        • MD5 SHA1 SHA512 TLSH

        primary.prof

        • Path /data/misc/profiles/cur/0/com.sec.android.app.sysupdate/primary.prof
        • Size 3KB
        • SHA256 62d1cf41d2937f6cb91703ce02f7c5c9f9f41490d311001c327ba7eee9421f6e
        • MD5 SHA1 SHA512 TLSH

        z1

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1
        • Size 72KB
        • SHA256 b5b2bf3822eeb1cc4d645af3e99eeedc7abaa65bfd2ac829cf3a68e53985a32f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z1-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1-journal
        • Size 512B
        • SHA256 e3e3be334dab014621e58fdf1b262f63911ab74926959fa1f3f55b39428e9b24
        • MD5 SHA1 SHA512

        z1-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1-journal
        • Size 8KB
        • SHA256 67a65097783a78cc70b998f082c67e704fdf101639d53d1bac13e931e7459186
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z1-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1-journal
        • Size 8KB
        • SHA256 c4b31021fb2f3dff7525633a9574763d4256309f4a6d59f574c0814ee9f7610a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z1-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1-journal
        • Size 4KB
        • SHA256 ac4a945d5483eb6a5e55020afa74cf7604f0fffd78960fe9f74eae336eec6400
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z1-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1-journal
        • Size 4KB
        • SHA256 e6a7fb31f47b7c8b0e67052ef488239b17e6c33ec645945419c377262a65fc1b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z1-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z1-journal
        • Size 12KB
        • SHA256 45aaba6ff3705a3918f153c55992d0f4ff14ddfb2bf876068344ba5276f919d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z3

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z3
        • Size 20KB
        • SHA256 a6696bad2f7b4b32c5f244d4485d0151b31104232a97b583c9c0df0ac8a9ec92
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z3-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z3-journal
        • Size 4KB
        • SHA256 ad699d4a1a57d210f082368ff2bc73d57fd5e0c7165e3d4c4b51347a8bc2d53d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z3-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z3-journal
        • Size 4KB
        • SHA256 1243d6a35ad20aa66189d91083e6654707f76173f003fcb2338fcdb8ee5edcca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z3-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z3-journal
        • Size 512B
        • SHA256 29f20b7dd13812b57ffa73af9e86929afe9ce29ea2219bb6139e6bbdb7fe6ac8
        • MD5 SHA1 SHA512

        z3-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z3-journal
        • Size 8KB
        • SHA256 4668faea0ce5261c09b66f1040b735a453ccbd72daabfffc5549c6cfcfc4937e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        z3-journal

        • Path /data/user_de/0/com.sec.android.app.sysupdate/databases/z3-journal
        • Size 8KB
        • SHA256 dab8e0e360a053028d94119dd5542683097a87725d6d8d4bd9a4f24772bbbe08
        • MD5 SHA1 SHA512 SSDEEP TLSH