Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    07-11-2024 22:00

General

  • Target

    d587ba9e60433a2de446eea08aa8fab41507cdafc897eefc4dec9a9298e08dbd.apk

  • Size

    1.2MB

  • MD5

    6a1a225cbb4d7db214c18c02031b3a4f

  • SHA1

    213a420e5ba3f4ad9c30dfcb8b0e5006d031510e

  • SHA256

    d587ba9e60433a2de446eea08aa8fab41507cdafc897eefc4dec9a9298e08dbd

  • SHA512

    47b4ac77013b9d33cddf971ac19c12019887859e19c9b861973ab507b2b9d1eaf24f1e9894d73d0d1321305c23fc7ee2b79fc44b49c9eab110193ad572444b90

  • SSDEEP

    24576:d7TrUPEmlgSVEYcmLzNROiD+UbIvJvdt2GOoez9UhOkcTOPvyq:RTrtkgS6YdhXD+UMnMG6WhObiqq

Malware Config

Extracted

Family

hook

C2

http://localhost:3434

AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

  • Hook family
  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • 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 the phone number (MSISDN for GSM devices) 1 TTPs
  • Acquires the wake lock 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 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
  • Reads information about phone network operator. 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.tencent.mm
    1⤵
    • Makes use of the framework's Accessibility service
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4254

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

    b83b032ac3f3d13e3643d7a2f5ebe6f5

    SHA1

    d041d817ced11329cf672fd65a18df0aafa2d041

    SHA256

    af317d6e4c6d2e215d82d4e802881227fab216e52e85f92cc5db45677fa59e17

    SHA512

    e63693ea23ff01a6291ff9a48acb35eb813e211c4d77a8e8386fb9c4123490e5f3ec51d0c878c0633f2ac3473511378605c45d9fa96baf08adcb4c52c2d884c5

  • /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

    9f845f1535434d6dfa7e1aab98aa8f30

    SHA1

    c8988bf02610fa831ae70f243cb2c34b8c7ac115

    SHA256

    0987b33fdbd2ac13a382c09ea2742d2e99864a38a6147b3a0c4533df8eb47ee2

    SHA512

    cd436cb7d3231d4d182b964a5aa0ce2dc46f1f1420b77c16cc78229cdb9d74d63919ab53bc05548853d46f655cc9950a147a7388e2a3f1b7bac22bc86904ddf3

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

    Filesize

    108KB

    MD5

    a13e654d60c19c4c340c8d425c97a596

    SHA1

    5743f24a392535fb8a771d2ff47964ac78ebb4d8

    SHA256

    d28bd4ee7e9c69f2fdadc3ec519d494b18b3d4f410da6e99d61fc9c9ab4ef31c

    SHA512

    f9b86deae22d56768f15476de8c9e331dd938de53bf5aca1500cccaabb69bbfbeddccaa20d4dc9128e326c5e97bcc4ade370ac40f5bcbf9da8d890fe6aa0638a

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

    Filesize

    173KB

    MD5

    c02b161fc5d52b438a3e222c747a6ad6

    SHA1

    f17234824c29399686b6fcfdfc5d503dd6c9a7c3

    SHA256

    09a2ca561bb3a89a2bd469774cd80350f182bd2cfcf55810f95c4a92bca2c2df

    SHA512

    81d687a0b594f600a978ccf962e0db946c7de40f83a72edfa9529d3c4c96a02c4cbddb929a7ae337b5c8b776809927369d06960c1a8d4d9e2fafedd4e41ca2dc