Overview

overview

10

Static

static

6

3aea3a7f8e...6b.apk

android-9-x86

10

3aea3a7f8e...6b.apk

android-10-x64

10

3aea3a7f8e...6b.apk

android-11-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    159s
  • 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
    31-08-2024 22:00

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General

  • Target

    3aea3a7f8e7281cf7b57519ec4f844142aef9d715f106fa5109a7d689d3ff06b.apk

  • Size

    4.3MB

  • MD5

    ce50fd84b71ebc60d51846afb35ea984

  • SHA1

    7b3bce5f46548906ad3794561abae5ebac03fe85

  • SHA256

    3aea3a7f8e7281cf7b57519ec4f844142aef9d715f106fa5109a7d689d3ff06b

  • SHA512

    fdc47d7f9b16d53028ae5a7f9a5f292ccf0226d70ecfe5e7c1febb7807b7184029173460829e1e63f9abfccd4e5fbd4d1aa3237594d290ed849d4bfaf5e85cdd

  • SSDEEP

    98304:4IeBejc8LN5VEMAhWOjLZqX7YR3fPSmMAwAh:4IeE5NnEM8WOnZqLYPPNGG

Score
10/10
hookbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceprivilege_escalationrattrojan

Malware Config

Extracted

Family

hook

C2

http://77.105.163.13

DES_key
AES_key

Signatures

  • Hook

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

    rattrojaninfostealerhook
  • 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 a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • 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 8 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
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests uninstalling the application. 1 TTPs 1 IoCs
    evasion
  • Tries to add a device administrator. 2 TTPs 1 IoCs
    privilege_escalationimpact
  • 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

Processes

  • com.wmrtduabt.mltymoznx
    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)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests uninstalling the application.
    • Tries to add a device administrator.
    • 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)
    PID:4258
    • /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.wmrtduabt.mltymoznx/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.wmrtduabt.mltymoznx/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4286

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

Abuse Elevation Control Mechanism

1
T1626

Device Administrator Permissions

1
T1626.001

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

1
T1628

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Indicator Removal on Host

1
T1630

Uninstall Malicious Application

1
T1630.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Process Discovery

1
T1424

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Network Configuration Discovery

3
T1422

System Network Connections Discovery

1
T1421

Lateral Movement

Collection

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Account Access Removal

1
T1640

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.wmrtduabt.mltymoznx/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    808bf25094c2baa93d2d046a13bba2c2

    SHA1

    04383b2390ea5794f86ce0d8dac7771cc68d8479

    SHA256

    a4225f65d309ac081a709b1911a26bf6187bf61d7041825e404d319532992175

    SHA512

    7c60282ccd50cee76844a0d5febd9a4f6038051a0703751b126f5b1cf3c2cd88faad7b7047524fe4ff045f6932612b32179f15e24fb12475b0cacd3461cf52d0

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/cache/classes.dex
    Filesize

    1.0MB

    MD5

    4584d56db66c4c01117d62352923a30f

    SHA1

    cd4a424c1b2bbbf235718e55085ba7cf0f2fdeb0

    SHA256

    b59a5cb1fbfe5a397d90908f23e2f2c4ea719b224671a8422fd5c87daa307eea

    SHA512

    677eda18ce7c55d445bc9e1549cadaa23088eb957d90bd7e22959055312a005e684b73ca08855cedd0e640e379f11a284944bd0f5cdd71ecf2243d65c3b1c547

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/cache/classes.zip
    Filesize

    1.0MB

    MD5

    0327da44ed551c206cf9fa18750ee70b

    SHA1

    fb870e2eaee24f9a5d916bab2db738197c4307a9

    SHA256

    cbb4e4b99aca4e3bf56a83afbd75cbe9bbd8980c26e4d4d5393860815035e2b3

    SHA512

    52f64ed5fc668132ee1093151bd5c39db6168d1591c552c7c05d1a52a649af6e9522380c6cc36a5b0cd3aa40eeacd0d1ed4ff865cf1279f011e33419221122a6

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/no_backup/androidx.work.workdb
    Filesize

    4KB

    MD5

    f2b4b0190b9f384ca885f0c8c9b14700

    SHA1

    934ff2646757b5b6e7f20f6a0aa76c7f995d9361

    SHA256

    0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

    SHA512

    ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/no_backup/androidx.work.workdb-journal
    Filesize

    512B

    MD5

    00255d0852de35447f4d9206bb4b9134

    SHA1

    de618d12cc8999a3b0496a21b3e1e67f5f0aa74d

    SHA256

    da19bddcceff56fbc44727816e8f9c22e85ecd7b68b35e13d015ed764fbd917d

    SHA512

    c22a1d71f0d977b44437227bbdad90a0aa35d94bbcd025268345179c408d6ea5f8477ded70aab1b0a9801db6fa6fbe7feeeb92156d12735b980b85aa463c7203

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/no_backup/androidx.work.workdb-shm
    Filesize

    32KB

    MD5

    bb7df04e1b0a2570657527a7e108ae23

    SHA1

    5188431849b4613152fd7bdba6a3ff0a4fd6424b

    SHA256

    c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

    SHA512

    768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/no_backup/androidx.work.workdb-wal
    Filesize

    108KB

    MD5

    5a058e2755be649d2ae20eb1d331ad68

    SHA1

    dead946be9e7429c1e1af70774eb274eb1489a6d

    SHA256

    1e746784307a6ff51ce37a9d17e7b791d8bb17fe74945c5c4c00c6dfc16b8dc9

    SHA512

    0272edf640b6082937982bad87f0df16fcbeeb852aa191a1733b67f31304475953e1fa46110672638a5f1b54e2e1c68586a24b0c7fcfce201405588b32706fea

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/no_backup/androidx.work.workdb-wal
    Filesize

    173KB

    MD5

    28d9fcafe8bf30127d1e6d724b78aab5

    SHA1

    3bd4f95665680bd35048d9cfa4ba6b6364cdab0f

    SHA256

    e00887601a3f31d8c03df2298bb9073ca4c075c2b1ae5be42146ebcd5655f4d8

    SHA512

    ceac7b1b84752a60e2d4b34719f109b9f6db82e7e63a4625ec297ff6acaf529dca20e4ddedc4cdc995e0eacd7ac72df5c46b39a65934be8e4a890cffcdbb474f

    Download Submit

  • /data/data/com.wmrtduabt.mltymoznx/no_backup/androidx.work.workdb-wal
    Filesize

    16KB

    MD5

    2502d7915aedea256b89ced823b5b08f

    SHA1

    8b320f341cf7bce8f00dafa8008bc7fdf292d171

    SHA256

    6374896a899c4ef9cbdbe1aa93adbf2762524bbf8623872df5d8614ca39e9977

    SHA512

    accb95ae6db04fb1b3dc5d3f66bbc59f8f078ad7077e39326c3d8fa166a3e70f94bdbd265acda72420f3ced15af6a2dc8391423b458173a1563905ba562995e9

    Download Submit

  • /data/user/0/com.wmrtduabt.mltymoznx/app_dex/classes.dex
    Filesize

    2.9MB

    MD5

    bb5f4f276e308cffdb113b005d2017a1

    SHA1

    fefa74037d886f83cccb8579645cdca3c1ebce0c

    SHA256

    6d71f22d1fedcc027e7eca675d32e1bb10cfa784cf65aa29d301c149aac1c4b7

    SHA512

    4b75a6505203aeed248f8b84a192b1d1671b9d2d596edc4bc13213112dd9e5e08ff9b7449e2c924a4fb45ba36d89d80368370c9dd5948b5af16cbf439be0aa4a

    Download Submit