Overview

overview

10

Static

static

10

2d19cbdd42...56.apk

android-9-x86

10

2d19cbdd42...56.apk

android-10-x64

10

2d19cbdd42...56.apk

android-11-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    132s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240611.1-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240611.1-enlocale:en-usos:android-11-x64system
  • submitted
    15-06-2024 22:07

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General

  • Target

    2d19cbdd421ebf5024a12f4380d870d127a8b9348d7ababcced56c1bb8702956.apk

  • Size

    1.5MB

  • MD5

    b8a90d312d6d9acaa2ebcec019968126

  • SHA1

    558dda73e42412b4bcd122557f2d4ccde8a2a0c1

  • SHA256

    2d19cbdd421ebf5024a12f4380d870d127a8b9348d7ababcced56c1bb8702956

  • SHA512

    3a9192cc3cdf0d7d40b3daac1cb94d5fd47dec401936ea598bb5f36c03443a42ad7ea056ce4dd451ebaec1ba4e6d36c776db9b9d111a86eaa341f3ea9f13b6bd

  • SSDEEP

    49152:yNegqYuOhCwDsH1q5eIU/soZwnmNBIUdH:y9u4V7X2sijNzdH

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://URL_CONNECTION

AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • 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.

    collectioncredential_accessimpact
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • 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.

    evasionpersistence
  • 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.

    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • 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.

    executionpersistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.tencent.mm
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Queries information about the current Wi-Fi connection
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:4446

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    4KB

    MD5

    7e858c4054eb00fcddc653a04e5cd1c6

    SHA1

    2e056bf31a8d78df136f02a62afeeca77f4faccf

    SHA256

    9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

    SHA512

    d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

    Download Submit
  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    eb19d3d5bb67ee41329e88bc7fe69126

    SHA1

    64f63032d11cdead5c0f0563f06a6f9862e81359

    SHA256

    60158f0956f17cd7a9d4818e053cd6fab8b43b73beb3e1581eff4eb361b6112c

    SHA512

    1ef5843095787bd0c7425368842ce03cd1ed3b1e5f05d01690f160b0766f6b75ea480dfd25e428ccb0e6e009d9831c1927e50b12d0a49ac4c6362662bf2870fd

    Download Submit
  • /data/user/0/com.tencent.mm/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

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

    16KB

    MD5

    e4d283788ac8e33a88ae4ce309a3c5fd

    SHA1

    ae5b7c2863e9d55737eefff4aacdd9c8253a9266

    SHA256

    6fb1bac128b78778b06a052f265e29d5ada853082e71ee3809c8b08b6b1c69f0

    SHA512

    8ce2d53045fbe5ab3a83e3cd74331eba5bc9e4c31d9ded5b4ac77389c10adf0d0a4d24c5cfcf9b492be73d0165e838409d3da237b22cb5e01471cae0706ef840

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

    112KB

    MD5

    7de83730a1018b454daf12d39931dd7d

    SHA1

    db1e6bbbc4ed8daef96a513eff698745cb36a29a

    SHA256

    a7f15d50d91025f9c3a71e630ee21dac5dee1add5f2b263a23a1e43adc2c36b5

    SHA512

    64580c208f452974d9541940e455e13011a46e19c8d03e98aa3c80a1176373825d925250d32447b0f91a1ce1bbac57235b1b70d29086b666a6d420728eb71c7c

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

    177KB

    MD5

    1aba0ff545d7877d29c8496b5cd4135a

    SHA1

    3d3191e5dc0ae87d984d5ac6542e5caf2ce0e19b

    SHA256

    f2c778dd3047055a5037e625846394e6583a69bb8a27a27c3d282a0c9c8f25a8

    SHA512

    14465bb62cfbf86140293b1cc7468fdca0310de61821008e74087ff9d071f7930d4378b022aeefa075cc3ad626ab157c5caa11415750d5cc2041bb9902b491ea

    Download Submit
  • /system_ext/framework/androidx.window.sidecar.jar
    Filesize

    12KB

    MD5

    bdf3529e80318eb14e53a5bf3720c10d

    SHA1

    25c9ace4b1af6e80ebb2572345972c56505969ba

    SHA256

    bbc8300dd1e9cd08de8f66560c1ac2c928615b72b51cef9649f88974f586d64b

    SHA512

    48b9c2d01171bb651b9b54826baa51f4add48431a3efd8ceb5f7cc3bcd6f8f37edf47fabb24349dd15b3a02329cd450f90a8d164bf4f8dfae554bf3b35a8a55b

    Download Submit