Overview

overview

10

Static

static

6

c3268942c3...c6.apk

android-9-x86

10

c3268942c3...c6.apk

android-10-x64

10

c3268942c3...c6.apk

android-11-x64

10

Analysis

  • max time kernel
    30s
  • max time network
    150s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
  • submitted
    14-09-2024 22:10

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General

  • Target

    c3268942c3e7616446b7cf34d2d1e0cc7a10213ca86630b2fb628e00071758c6.apk

  • Size

    1.5MB

  • MD5

    6d235610ce53fe6f24588f952d9b56b9

  • SHA1

    5644fe001cf5f3004e58d215dab5259fff51fa7d

  • SHA256

    c3268942c3e7616446b7cf34d2d1e0cc7a10213ca86630b2fb628e00071758c6

  • SHA512

    6c55a2b2c213ae4566831d615534b1df70297ea41d7cae245dc78020e461b83564553ace823debe0cf0f4399b7ea3d42eb780e3f9de69986831a09a61daaee22

  • SSDEEP

    24576:JM5MzuJekk26MTSl+1tjQh+a9jhcnleZR7Lds1NHByg+mv4BqH0E8:G2aJxkpMmlajQAGVQle0JByg+cH0E8

Score
10/10
cerberusbankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

cerberus

C2

http://sapwatsuop.ru

Signatures

  • Cerberus

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

    bankertrojaninfostealerevasionratcerberus
  • Removes its main activity from the application launcher 1 TTPs 2 IoCs
    stealthtrojanevasion
  • 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
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 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
  • Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Checks CPU information 2 TTPs 1 IoCs
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.access.express
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • 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).
    • Listens for changes in the sensor environment (might be used to detect emulation)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks CPU information
    • Checks memory information
    PID:4332
    • /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.access.express/app_DynamicOptDex/LAbTF.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.access.express/app_DynamicOptDex/oat/x86/LAbTF.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4357

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Hide Artifacts

3
T1628

Suppress Application Icon

1
T1628.001

User Evasion

2
T1628.002

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

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

Command and Control

Exfiltration

Impact

Input Injection

1
T1516

SMS Control

1
T1582

Replay Monitor

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Downloads

  • /data/data/com.access.express/app_DynamicOptDex/LAbTF.json
    Filesize

    64KB

    MD5

    0f11cdc20a0da45c02912c27f651a476

    SHA1

    b2dadab8ac86825a58ecbe7790cf45bd6ebab5f9

    SHA256

    dd8db381310c5369cc190550fdfa0c0d6a0c810b88ad5465d0a794bf95e71dbb

    SHA512

    64660bad6b124a8ccc502cd2cec5a580ccf54c3d56003aac4e9f2acc0ac31d1d82e8b433e8f227bee194e89d12f2ab51f12c49213300b006cfaf662ddfb63f6b

    Download Submit

  • /data/data/com.access.express/app_DynamicOptDex/LAbTF.json
    Filesize

    64KB

    MD5

    ac72ae53e881cce80be92962f8346ec2

    SHA1

    2e18f4ab5d9e92c226800d5460b2eb6c96b40b70

    SHA256

    91c2d8c257a4ce2c9073eb71c9174c0475721cfd93c1e98b745ce9fc1683ab85

    SHA512

    25b9c8b0473baaf000234105eb15400c6d73d25c7b19b4a9ab466cbf3d819f73f1b8a2e7b439c64bb1e6fb416c945ccafa3d935617cb2ed375377e45fd0dfdbb

    Download Submit

  • /data/user/0/com.access.express/app_DynamicOptDex/LAbTF.json
    Filesize

    118KB

    MD5

    e1b838a23cdc81de69cb97b2e3ea05ab

    SHA1

    08353775ff15c1cf37df26136a9df86d318d80b7

    SHA256

    8ae7c4edc53d73054191a8c0f3096f04d382eba92e6e765e06dfe9851c239714

    SHA512

    44e4eace7a15b0337a2a58d07b470da6c747e9ebe97dadb4e9cfaf13a01ed504940a62cc71c02a0dfa5e10c880dc94a014feff2fbb85fd3d6389042c1f327ec7

    Download Submit

  • /data/user/0/com.access.express/app_DynamicOptDex/LAbTF.json
    Filesize

    118KB

    MD5

    6ce4981964f8500b60a2e03ad9c6d449

    SHA1

    3276dd791664b38dc6524bc11132fde0c6e53e87

    SHA256

    7226f32c8d167145bffae53471694806701c1b86df3e9f53df546ebf9a4d25a3

    SHA512

    7fddbac8577c4427cece0095ad4d23445162d69785f2c5ab3f15feb186d0722229faa50fad58e8649b1237d4f98851d34be53ae7b2e1b6074b59ad65dcf73623

    Download Submit