Analysis

  • max time kernel
    175s
  • max time network
    182s
  • 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
    19-05-2024 01:11

General

  • Target

    326bae40845ecc9f7b6b5ae516906efef331960ecb76433debfac1690c29699e.apk

  • Size

    1.1MB

  • MD5

    4845a6d28d60044a50d6bd32cf015fdc

  • SHA1

    c0dd4408017dc1b661abafb27171c23d5f9a2ffa

  • SHA256

    326bae40845ecc9f7b6b5ae516906efef331960ecb76433debfac1690c29699e

  • SHA512

    44165efd87985d42fdf14fc8c81df04605dc4228159b5e68cd040e59c3180eaf18fd6da11ef3830f1523d351d9594ba0b6d9282ebcde81b6ab84ae81a3b4b9b7

  • SSDEEP

    24576:fGN2Z2u9tt/EvTVNIM49BJEs1vV/ojyx3g/lnXa:eN0h3tMvTl4PuK/Xx3g/Ra

Malware Config

Extracted

Family

hook

C2

http://89.116.27.45:3434

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 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.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • 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 mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Requests enabling of the accessibility settings. 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 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
    • Removes its main activity from the application launcher
    • 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
    • Queries the mobile country code (MCC)
    • Requests enabling of the accessibility settings.
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4683

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

    89e1f2fc8576120329ca5b1f5caa1978

    SHA1

    a1c67a2c951ccb5e217dc65041196e3644fe9b3c

    SHA256

    aa2e5c7bcf23f55139edf438a9d1cc23f185a6aea61a852152e7ae6613e62cd5

    SHA512

    e65438074c57aa768b8983295e42237abc0bd72df99b19a47187ac737ce482e253318aea1f9e672e0cc45b9c9aeab928423d1404abaa767d141883cc25ebb6f8

  • /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

    03f601c47d880ccdc24f73e981dad886

    SHA1

    09b1ecfe8b8e0c43f32be04acdbe9a3ff15cda43

    SHA256

    3e1404bcd976eb24bc924e0affd25a4ef0467ab5ef224a61b051ababd71c8313

    SHA512

    890324804ee06fa813585df4619e35a509ae87072940395be360e84761427aa92b1887ebd9fc826f2de07e29b0bff47b4f64f5eac4417892ffa94fd4e5e83ad5

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

    Filesize

    108KB

    MD5

    4baeba65ff25c6217218afb3e5e2819c

    SHA1

    1702ce58def42162593181f01750a17cd1a1b935

    SHA256

    02843a20aa473b930afd52e90ddee292a4e6ec462ee946add5927e382f12ecd2

    SHA512

    375b356aa064d3f594a5a1cc0bd55fa387bdbce4c265e27a993788b786a213f9b86ffcc288af1081ecc788517d97cfd09315c7ec4702815596924ff14db20391

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

    Filesize

    173KB

    MD5

    9e39162b872928fa7054a8cf19882756

    SHA1

    34e780d0f810f8e94ca6cde348d94358b6d214b3

    SHA256

    191a1574a465091132517ec340c8db0f8c01b3c54ec6918ed8069c1d30b2ca6d

    SHA512

    994567dd9074e56fcc64983332ea6affdfd0a68d24ee3c6434cc60ce52f205bfcd3ad9421feb96170f51f587e05a9d39f5f7da6bc902a646286cdb851667cec9