Analysis

  • max time kernel
    24s
  • max time network
    190s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240514-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240514-enlocale:en-usos:android-11-x64system
  • submitted
    24-05-2024 12:33

General

  • Target

    923bc65bf07815b0b2723ab6cde35887c61d665baf6618ce4e1dacd6345669ad.apk

  • Size

    2.8MB

  • MD5

    899022727c1eed901d9e847a44f017a0

  • SHA1

    27231e81607121522405a98dca3c4efe013d6282

  • SHA256

    923bc65bf07815b0b2723ab6cde35887c61d665baf6618ce4e1dacd6345669ad

  • SHA512

    9f3b4b6eb7690c2b688b138d3301f13d320b45832013df366b1743e3b722bd8a42e2746ed4d43e028de0df92f7eca3fce55a970102dbb25431ad67f5ff2796cd

  • SSDEEP

    49152:1KYIc3gRcXBxxytSOLAQniVL5TC1/cGypQqgg9TKAzwXhcHh8xngteZQpy/XyNgl:41xRCNnmFadTC10G4QWiXhWiKtyxXYk

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.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • 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.

  • 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 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 phone number (MSISDN for GSM devices) 1 TTPs
  • Requests enabling of the accessibility settings. 1 IoCs
  • Acquires the wake lock 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
    • Prevents application removal
    • Makes use of the framework's foreground persistence service
    • Queries information about running processes on the device
    • Queries information about the current Wi-Fi connection
    • Requests enabling of the accessibility settings.
    • Acquires the wake lock
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4525

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

    f96fc766d78fafc701613feca848e783

    SHA1

    9760c64f88d6685328a6616c968a01e96b2b41bf

    SHA256

    973aef53583658fcb6aeda9e175742fb6931dbc5b0cb793819235c45db9af83f

    SHA512

    455341b503a8b10be09b54cc4bf76fc3daac8d9b4788f1b5803a74dd524682f682e03689126c8cbc38f189fb3a901b5b7c6ecb90c7c668daeb1957626c57bd92

  • /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

    178f5b82e67fb69e74b5cace9ac0eadb

    SHA1

    efffe21d4e39060ce64f5dfe01c243021d0e1755

    SHA256

    e0fcb26e8a44c614c073150262afed906202c63aa4d071bc79891203ae53e0d8

    SHA512

    473f9e7a896f264e2f049faa272e8a3dafdda6d2d93b5286ec34f8ea15b4ea3b811af8d1603698eed0daeb2a1910bc644d558c40cf2e7f1b412dc55b04fd27fe

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

    108KB

    MD5

    e1e1bdc122efac0f6518f6e4d96a4f0f

    SHA1

    92c80e4719284548f7d17bd1ffdb65443dfdbbcf

    SHA256

    bacfed53c31bf7e97123cdacda7f3cff2274c0f879f8f70d3c36ec1dd42496cb

    SHA512

    235b0abf97640c8000196d321e800b7254e3f7b4cdc56975c9ce3dbe3798fee31e53b01a03111b174acbb09593034e3407e0e33c65e8530845a791132e0d6129

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

    173KB

    MD5

    f4b5d1e552c76784ae33611ed879b174

    SHA1

    3f7e763205cb2d0f221c20ceb32bf9732ba96c4c

    SHA256

    8f2460d9ac8e04cf9863d97c6eed486d860745ff827bae24a60cecc5dd469197

    SHA512

    353bd0282585ebaee7bf8d7ddd961a3c75785ad07c3376b266a189008cddae07afe936ba04fe8dbc7665ab21f638cba9aa9d4270e53c146ccdb9a5b424dfe487