Analysis

  • max time kernel
    176s
  • max time network
    183s
  • platform
    android_x86
  • resource
    android-x86-arm-20240514-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240514-enlocale:en-usos:android-9-x86system
  • submitted
    19-05-2024 09:05

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 phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • 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
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • 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:4284

Network

MITRE ATT&CK Mobile v15

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

    259e19f828df4bfb58924ea0cc125d13

    SHA1

    5358248bf8032f8f49f0b11fee04eb781cc4fd55

    SHA256

    9776a16308f756c46c64a9cf821856438057079b6001abd60308eeb9e26f39a5

    SHA512

    5681b3fdc867895d6e9d2d1f011c0d81d43158033a27db158f983e826564d1b08243c7d75bf43517a0cd3822bf1f4f6f019b673846de89953a7fcca70651c734

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

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

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

    Filesize

    16KB

    MD5

    3eb7978faa5a8ffa23a28b9e958e87d1

    SHA1

    c209b8fe678ad76bb58b5667654c2587d0506fcc

    SHA256

    12968c83f704821c019e5dd3460ec4da8100b9803cd3d78c0a4d11094a8063aa

    SHA512

    46d53dfd6f8e377e03c51f9dfe9a7c32e1879531d9ae87bbd1b4c5ec4f103010dd09119ddc1dd91c485ba9fea816363722e2ab72009afde9513cce9012dbaa4f

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

    Filesize

    108KB

    MD5

    f8023bc779cbe5c18f103720e6251400

    SHA1

    d18d9cef3af0f16af9aece0362f23ddffb63ceae

    SHA256

    1ecc7ce885c010eb88a09b3748704aee7a6579772e031a6a9729d9e484acc6c1

    SHA512

    098b20b29204159937df4f1c644b9859aa6a90d59c04882ebd71dc8105e967371bdef3e8caabdc3a1e4732f622a3affa39b4f064ec2993567c298ac49cc5d5af

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

    Filesize

    173KB

    MD5

    b421c154085292659372be327d6d8c56

    SHA1

    10416e9ae7f54d662e5af70e5fbaf6227abdbf5e

    SHA256

    6707844382bf6c6b71a709339fa9834fc932c483217f47282d493ed01af04233

    SHA512

    2dbd320c4bb97304586469796df86cd1af8a985e98b8f1819b454ea73f468cc16419babdd4b8591e665f15b072e6503fb25cdf3470c3d003bc544c6934b1837c