Overview

overview

10

Static

static

6

d2faa03050...be.apk

android-9-x86

10

d2faa03050...be.apk

android-10-x64

10

d2faa03050...be.apk

android-11-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    158s
  • 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
    02-12-2024 22:04

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General

  • Target

    d2faa03050cd15ad97c0108c451f00b074228ee8235dce87d546ee45846f93be.apk

  • Size

    4.5MB

  • MD5

    c32d1f84cbe09832a1d19de808d6470d

  • SHA1

    279404c25547f76102e2bd63eb5540b35f2ac613

  • SHA256

    d2faa03050cd15ad97c0108c451f00b074228ee8235dce87d546ee45846f93be

  • SHA512

    1e88cc6f549949020105ee25d2459d8290dcdefcfd717472f7b3122c6b75e3a743fd7ecd96f9be504cba11c7ca8a0b06a448000ed82517c00569dd29dc479c10

  • SSDEEP

    98304:9YtvbekaVwFYMo34EhPHrjIPg3fhamP7vTjD4RDs/pPow2WdDM:PZoYDPHrjIPgXPbDis/pPowxdY

Score
10/10
hookcollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

hook

C2

http://94.141.120.34

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • Hook family
    hook
  • Loads dropped Dex/Jar 1 TTPs 3 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
  • 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.

    discovery
  • 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
  • Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • 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
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • 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.zwuiaeqza.wxdlfyvob
    1⤵
    • Loads dropped Dex/Jar
    • 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
    • Performs UI accessibility actions on behalf of the user
    • 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:4260
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.zwuiaeqza.wxdlfyvob/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.zwuiaeqza.wxdlfyvob/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4288

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

1
T1603

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Virtualization/Sandbox Evasion

2
T1633

System Checks

2
T1633.001

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

System Information Discovery

2
T1426

System Network Configuration Discovery

2
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.zwuiaeqza.wxdlfyvob/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    dedc5af2004e162e3c8b7b1eb6c72653

    SHA1

    0d78a1a711fad8c620fd1ab53549545d1e858ae6

    SHA256

    a9f29e0b8b87d2e52c627924a98bad036f62efc59bb279e7b34193e26ff7a969

    SHA512

    cecfcff0abeceb4989ddb2e7e06890a7a54b4d55227fd0bb618a60f5d186ea27f2d2c39803ba78f6b45eac22ea3e317a742e8fcfb76230cc5dddca5b221cabe6

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/cache/classes.dex
    Filesize

    1.0MB

    MD5

    5d61b8465fde28f4f65eccfe6b4b4814

    SHA1

    9fe6ac6e4134eb6ec160b3c6b0e887046e49bd9a

    SHA256

    dda4d0e0c91e06c04b16e6cf8b425d99323cdf4caade9ccdbe86decfea41bdd1

    SHA512

    59c407ee9e7ee97fb1424769d50863de0571839c2c8d625daabe6e4b9ba6100978720edbf0fed90646341b46364e94435f4b6c0738d842718aba0d3c3e9ceac9

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/cache/classes.zip
    Filesize

    1.0MB

    MD5

    1bff0e8aeaf91a1cb1533ac459905f76

    SHA1

    159198260758dbfea33121c1974816c81da381dd

    SHA256

    6c633f4631ceca59a98a5071b7be36596f35211848c8f4fb07d0a2e19d446ec0

    SHA512

    9e5e6439f3e35f215e6a19f86594f15439191f688b03329737f15837b306aea97d1965bed623183c106a23da157d446e6602a1bb07a5b7818d12ba0540cc606b

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    819a8392c8ec6e860449a83343d00703

    SHA1

    f0f429852b8bbebf99f7076a39e0a3dba6dc03bf

    SHA256

    c673567feb83d9a12ddef888133d4c7fc16b5d63f2d3d762d099c96f50bfd152

    SHA512

    770a09760b52fec225e89caa388778967538fa319347a03b2fe4a0f0c5bbd0a24488a17c8fe5ee22f2f73116f1294f317f9e48b3809863a2d3156685cf380ace

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    5dd73ebc6598032184e0c05fc293f6e8

    SHA1

    333f346e7e9d3e6104652f279c2830f197856bf4

    SHA256

    9204d839031f80e6ec7ce8d32cb0b9d230bce1a92342127b66d2d7429b8d698d

    SHA512

    a297929b2b023ffe022a1ee89814e183a367dc9cfc73a545ce7970955f9037746ee92584e92e72f64c9ed2fe5a0d669b3774e60d7ebe74ce09cda159236f41e3

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    99b3101e5793ca19ef8f6e2bff8ad08f

    SHA1

    b12b825812b2478042d68168a8761c2b348f7048

    SHA256

    bb92face675337faf34098e47d5d17d7794c6581234fe31adfcf5aa78fda32a4

    SHA512

    e6b0a1848b69e483580631baf1d0bb01ec210a2416e3204fe2a558f465f5b80025adb72fe90fc01eea9fc5a58ca7212bab704bfecf2adcf3a4f0baf8468dac32

    Download Submit

  • /data/data/com.zwuiaeqza.wxdlfyvob/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    0f2cd2f77b78dceed09a22d50d3c78af

    SHA1

    274011cf81e8957e4fc1c6a50dc93042700c22a5

    SHA256

    35e574330702cd0eb5fb856e7e36b6c129778536acda4542c49b5be267d9956c

    SHA512

    6ee25b70dda583e8d2aa7a69e806dfd96d752ebc4f9ec2c721700f376245b06d43db0c6666933c4ffc783f5baddd8fd4d63451d9920048841588f00956d983e5

    Download Submit

  • /data/user/0/com.zwuiaeqza.wxdlfyvob/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    3ce21793b9a0778b610e1bb9ee3f1972

    SHA1

    8c820891bf196a717147d275bd61b0efe8e67563

    SHA256

    bd6955218fd0a1f1c2bd5cd396a1c7b24ee0c837c451a63cbb75f942ca11da1a

    SHA512

    045062c555196bb1bf0b41242a747d83b0d6f9bab20698066193fca2b818eb4437f3fd9142599a4b2b93c868accbd60f0f6efa68c21c93ccfa53de649393a5dc

    Download Submit