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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    13/02/2025, 22:10

General

  • Target

    8a07f00d54ed684734ba6ed89e306d72711ae7bb5296e0479cf6ca39b40adff7.apk

  • Size

    4.8MB

  • MD5

    68128de6225eb9c983b686ae320ce1f9

  • SHA1

    4211386c6695a0a177b2c486705e43ecbe7788af

  • SHA256

    8a07f00d54ed684734ba6ed89e306d72711ae7bb5296e0479cf6ca39b40adff7

  • SHA512

    a13de8a28427132cdcddb083dc63a72044fb9bb726bb629a8eaf16377a18ecb34f69df00cdb35c0bf4c2d7136ee276d0ea391a82dad21e2864a754bb59562006

  • SSDEEP

    98304:ulKFXt8vbjMlqVSyX9WriX7htsurWusJTtE39s9wmwhZmBazSRLQhD1RRu1KPBNm:9FXufMWyGX9uurWua63uwm0SRLQJRu13

Malware Config

Extracted

Family

hook

C2

http://149.50.108.36

DES_key
AES_key

Signatures

  • Hook

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

  • Hook family
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 8 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • 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
  • Requests accessing notifications (often used to intercept notifications before users become aware). 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.hcjrgqjez.vxitmzcrp
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4591

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.hcjrgqjez.vxitmzcrp/app_dex/classes.dex

    Filesize

    2.9MB

    MD5

    ce583e6e6da90e58ec97b6179f9faf62

    SHA1

    285c6136fd0361004010bb790ad617d8c0bbe337

    SHA256

    66bb5fd874f4a24f68b84ef258365cbda977bddd0c97acd0ca842458bb5f1f5a

    SHA512

    88ee915a2ed6c47472ce86d931d4dfcad1e707a33a33763db537b068e76b018b86b2e9e27be6d052e02f3ba291db88ad6ad4048cdb1c2c3e895ac9ece72d7bd6

  • /data/data/com.hcjrgqjez.vxitmzcrp/cache/classes.dex

    Filesize

    1.0MB

    MD5

    eda8c5fc5e3b5ed93c7cd904256577b5

    SHA1

    35e0b3f16c5e8e4026e4939741f150c4a6839a5e

    SHA256

    f4b32fac3b0f98f6ca6fc05b0cbbe4d162d10ddee3e86aa3a32c9f1df33207f9

    SHA512

    477c79124c22aab6977291e2b3ee1b5069080663707606c32c2a18cd4e73c6bde52ccc29a9c2869cd11f7e6c6f910d2228909a29fc2ad0293e72723d8c54a150

  • /data/data/com.hcjrgqjez.vxitmzcrp/cache/classes.zip

    Filesize

    1.0MB

    MD5

    ef45bdf063d1cb41eab01ad4d4fc981f

    SHA1

    0b7073142d8515683f3015dfcc1e721d8fb9efbd

    SHA256

    edab5abff47a7bf2c7a3c1f3e28d5eaf524af974761cbe7215d5f8f07f6ba056

    SHA512

    986e288a48f0e4eade5525e707be4f528c5121c91331edcd308d89ebdd226877b9184d65c411b8e3b6f2deaac72e6f19728c949be2f1d3af059c5ca8850670be

  • /data/data/com.hcjrgqjez.vxitmzcrp/no_backup/androidx.work.workdb

    Filesize

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

  • /data/data/com.hcjrgqjez.vxitmzcrp/no_backup/androidx.work.workdb-journal

    Filesize

    512B

    MD5

    35b0e2b2833630be95b9bd3515f1d286

    SHA1

    38bfa7e107aeffdb1ebbdfb01dc765b6d406ee66

    SHA256

    30b25be96fdee0c8a2548110439ddf90c622c0dac78ea8a0869ddf3f5c03c7a0

    SHA512

    19625755bedc3e5f90a01f425c84438f72698dc99a302d502c4e75bbd90555ba951358f7ca820ebcbdfd5c75ee169c63694fb7b65e465d37f072adea870581c9

  • /data/data/com.hcjrgqjez.vxitmzcrp/no_backup/androidx.work.workdb-shm

    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

  • /data/data/com.hcjrgqjez.vxitmzcrp/no_backup/androidx.work.workdb-wal

    Filesize

    16KB

    MD5

    a43a16ad726bc383eb868a26eb715bc1

    SHA1

    8673957df38eaafa1d83977cbc3ea6cf0142f69d

    SHA256

    70e292b6ee569bc6185bfcdf78bf56adff7ea0d74e6d87bda7c87e082acc5363

    SHA512

    cd41579bfa9cf4ca642c80382cf05186a3913d18a22a368ebfc0ef03c8efbeebdf79ae7928aada0e9dacd0f6436a663eb7af12f70d6a7598fd74e13c48069dc5

  • /data/data/com.hcjrgqjez.vxitmzcrp/no_backup/androidx.work.workdb-wal

    Filesize

    108KB

    MD5

    28c2115a36c3cd8977c4166138bafb8c

    SHA1

    c23d5036f6eead48da18a1d0e1ace084f4f4f6ce

    SHA256

    bf1e55e20cc9186537cda5ef7f17c188df0c0929307583cd7405a133ace651d6

    SHA512

    669a723455aba1f32d5e500bafd89a1e8c2fef54b4a11a3889dc197f4ac57104f2618828438ac85fda75b4b5f0cbf948a6658a8a216228d048e03f2177803b39

  • /data/data/com.hcjrgqjez.vxitmzcrp/no_backup/androidx.work.workdb-wal

    Filesize

    173KB

    MD5

    c29c8a9e206e423cba22b180398d2f8a

    SHA1

    9f17e481e3041129f7b67b1ed6fd59309c26bd71

    SHA256

    0b4e2532210561e3e9af1d4dea598fa429ada92f7e01e068bc56d02f5ff41fd0

    SHA512

    d868b52bada14bcb6da4128f92e9b4fbd7724ab92d24df3218d918c1e669a024ccb5fac9599a72515b55bec3a96faaae9563f878f902f40db8eda874c4b8bada