Overview

overview

10

Static

static

6

87cff4f61b...47.apk

android-9-x86

10

Analysis

  • max time kernel
    278s
  • max time network
    282s
  • 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
    25-07-2024 10:26

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General

  • Target

    87cff4f61b32306eaec1f50af02d0521937aadd6f1c1a3b3d5ea177ebe690f47.apk

  • Size

    1.9MB

  • MD5

    8b219d57fafcdb3b2e0d053d344c98c8

  • SHA1

    566bdae1390d8e9c910064c9f4a3812f3abc9a67

  • SHA256

    87cff4f61b32306eaec1f50af02d0521937aadd6f1c1a3b3d5ea177ebe690f47

  • SHA512

    53d4fb2e8b2e2269968e93cf3d5d18e3a8d3ce82f44a9f9324ad84c7103e36746099a2ca7f6d656d11e75e9253cd9fb37053afcea6c144d727353a0da208f690

  • SSDEEP

    49152:ndCaJyQk1wecel5BxDIk4fQ5QFFTF+pqeBRobd0C1HybrbD:njJytcYlnqZRyENI

Score
10/10
alienbotcerberusbankercollectioncredential_accessdiscoveryevasionexecutionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

alienbot

C2

http://ricktreemonkey54st.com

Signatures

  • Alienbot

    Alienbot is a fork of Cerberus banker first seen in January 2020.

    bankertrojaninfostealeralienbot
  • Cerberus

    An Android banker that is being rented to actors beginning in 2019.

    bankertrojaninfostealerevasionratcerberus
  • Cerberus payload 2 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
    evasion
  • 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 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries account information for other applications stored on the device 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect account information stored on the device.

    collection
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Performs UI accessibility actions on behalf of the user 1 TTPs 10 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Requests changing the default SMS application. 2 TTPs 1 IoCs
    collectionimpact
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests enabling of the accessibility settings. 1 IoCs
  • 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
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • valve.general.hour
    1⤵
    • Removes its main activity from the application launcher
    • Checks Android system properties for emulator presence.
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Queries account information for other applications stored on the device
    • Performs UI accessibility actions on behalf of the user
    • Queries the mobile country code (MCC)
    • Requests changing the default SMS application.
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests enabling of the accessibility settings.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Schedules tasks to execute at a specified time
    • Checks CPU information
    • Checks memory information
    PID:4241
    • /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/valve.general.hour/app_DynamicOptDex/cTicF.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/valve.general.hour/app_DynamicOptDex/oat/x86/cTicF.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4274

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

Scheduled Task/Job

1
T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Virtualization/Sandbox Evasion

3
T1633

System Checks

3
T1633.001

Credential Access

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

System Information Discovery

2
T1426

System Network Configuration Discovery

2
T1422

Lateral Movement

Collection

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Protected User Data

1
T1636

SMS Messages

1
T1636.004

Screen Capture

1
T1513

Stored Application Data

1
T1409

Command and Control

Exfiltration

Impact

Input Injection

1
T1516

SMS Control

1
T1582

Replay Monitor

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Downloads

  • /data/data/valve.general.hour/app_DynamicOptDex/cTicF.json
    Filesize

    735KB

    MD5

    ac2fff9e7638b9cf91dce98e13d91709

    SHA1

    820ce6370aa4b440743100910312f82f756fa2b3

    SHA256

    983d54b64dc5b2db827ca7f7514fd6f21d5ef6a412f2d159ab561c1db8b7f5c8

    SHA512

    44230e6d19d536cb0b8489ea80cf4f5f737df33140aba8ead61c114186910f094071d9a22b9459827bbad41809dec1143c5423ce4ecf5a4e50252220caa45e09

    Download Submit

  • /data/data/valve.general.hour/app_DynamicOptDex/cTicF.json
    Filesize

    735KB

    MD5

    ff8d98b46eb2f78ca3eb9a563def2c5a

    SHA1

    a5d2cb0a76995aaecf3db94f59c1d19434d2eda4

    SHA256

    7b27de007e67d4627b268740a8c683325dc426b66074119a9d1339ce5f278f07

    SHA512

    d065a61b7456eecbcbd81b05245e8f8398bcfa9c0946e388887f745b5ff4fc94da36ed1f38ac5250444d59ee3f3c46a8f7014c161e6c640b13d07aa24a8d1031

    Download Submit

  • /data/data/valve.general.hour/app_DynamicOptDex/oat/cTicF.json.cur.prof
    Filesize

    530B

    MD5

    0048128e9544381fd71f133012a0e5c0

    SHA1

    0ad23c9933c19e5ffb5e20402ed71332ccbaa8ad

    SHA256

    6e00195b67692dfc9c0f7266d11adadbb6e7a4d656d5be7d63f7f22a97a5d2b6

    SHA512

    1934167ceeea0513274da93ceddc85ad4d0ac9ca525137dcc03e9cb1d66b2c9ca2e032ec79d0b4c95b642f093458327d66008f1b81162aca3fee969a0d11cdcf

    Download Submit

  • /data/user/0/valve.general.hour/app_DynamicOptDex/cTicF.json
    Filesize

    735KB

    MD5

    7b385c6c423d7acc90510ee294d24628

    SHA1

    313ed236e6963c1e0d1936634bce042f36999d40

    SHA256

    8f11951730d8f31d346b8c82abc9b8717254b5d1da519788f4711a2c14623043

    SHA512

    5c8cd0a351d0192a87ff636fbd8db56865562a0cafbd764288fb8eaf7d89f7fdf522d27059a32264a5fc246d79021a65f79ea9051e9bb3941adaae55bce78576

    Download Submit