Overview

overview

10

Static

static

6

2ce8b8fa27...b8.apk

android-9-x86

10

2ce8b8fa27...b8.apk

android-10-x64

10

2ce8b8fa27...b8.apk

android-11-x64

10

Analysis

  • max time kernel
    163s
  • max time network
    185s
  • 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
    28-08-2024 22:02

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General

  • Target

    2ce8b8fa2796f5237fc344f0fa60142f0ce2a28f92a2e7248ee50f55ed1893b8.apk

  • Size

    1.1MB

  • MD5

    a51c9fb03af915096699edcede0c2b6b

  • SHA1

    feda184495b4433c203b6964fa7588333b649895

  • SHA256

    2ce8b8fa2796f5237fc344f0fa60142f0ce2a28f92a2e7248ee50f55ed1893b8

  • SHA512

    8e1e214e4913035f319c6ede29b1f0bf7fe95f16b66565c50072a8d9b655864d5e6c9b346d4ad139957e7e84cd1a9e52d8263d6d0db31ed88613207c88a84e48

  • SSDEEP

    24576:DM0MOe+hzqmfWIYvG77sOHkhu987EEmqVJNB8WmSU7coOZzDKxf7:wTOe+hzqsYvG7pkhu984C7U7coa+xf7

Score
10/10
cerberusbankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceprivilege_escalationratstealthtrojan

Malware Config

Extracted

Family

cerberus

C2

http://sappzaebiservak.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
  • Tries to add a device administrator. 2 TTPs 1 IoCs
    privilege_escalationimpact
  • 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.banner.burger
    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).
    • Tries to add a device administrator.
    • 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:4263
    • /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.banner.burger/app_DynamicOptDex/WNL.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.banner.burger/app_DynamicOptDex/oat/x86/WNL.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4292

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1626

Device Administrator Permissions

1
T1626.001

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

Account Access Removal

1
T1640

Input Injection

1
T1516

SMS Control

1
T1582

Replay Monitor

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Downloads

  • /data/data/com.banner.burger/app_DynamicOptDex/WNL.json
    Filesize

    64KB

    MD5

    78905977ea044c98aafbcfc1d278baf7

    SHA1

    1d99819f49323ed11522fb02a76392b7559ad696

    SHA256

    95b7325508c785bf595aeb11b6872d8379d98231fff5a41523564d4807588c3d

    SHA512

    3990fae0d08af78a5774cfd1fc77bb558bc2b6001b5e506cec2df784a1e1de6fcd0c78d118ba03d7d336dc33a439e30d5732fbddf354667c2abe55a5dab318b2

    Download Submit

  • /data/data/com.banner.burger/app_DynamicOptDex/WNL.json
    Filesize

    64KB

    MD5

    f413c2d2f5609baffa8eadb699f42031

    SHA1

    2381cb8cff36eaa0ed7a154c015ad4ca04bf1abd

    SHA256

    3b71b95d66c2a415e3c3ee0fd555e28e328938f83d42f2a104945a520df43653

    SHA512

    26bf83eae0bda899969445ad9438a2d8963942ed4c39395472eea126dd9cc87a60d51adfc663c8e51c1e397542e13566d9502c86f9291d24fa53dd379defb8fc

    Download Submit

  • /data/data/com.banner.burger/app_DynamicOptDex/oat/WNL.json.cur.prof
    Filesize

    226B

    MD5

    a64480c01a0194bb2801cda8c3002b15

    SHA1

    2075e006371dd924a6d510daf15ecbddd1346d2a

    SHA256

    d7044f80c4a3c5cead9db36a05c03534228615df81b5bcb133182c8c0f50b9a6

    SHA512

    e55df529ece4aaa1177fc16ac48b0fcc8586cc38bbd177faa17879a2ff878963362000a182b48b2b41dba7eefc0ec0308a77baca846865f7c1f27b8c326750be

    Download Submit

  • /data/user/0/com.banner.burger/app_DynamicOptDex/WNL.json
    Filesize

    118KB

    MD5

    2aebcc1ef9c346eaf531c435cad95daf

    SHA1

    53735f314108e7e40e7ac8c66db993ad24354efa

    SHA256

    f37c541ec5463bd936a031064cfbbca4200fa628243d9036796cfa2f658d224f

    SHA512

    180ca8003956cd7b4a12fe5202f52deaebca9e27b18e192ba055853299198f5192bd58e16bdbbefbe8ee826ba7b70225c7d1b4b764fae0a7e48ee49ca8a38459

    Download Submit

  • /data/user/0/com.banner.burger/app_DynamicOptDex/WNL.json
    Filesize

    118KB

    MD5

    08f818e7b9a7b3d91d0c64db2adfe623

    SHA1

    1e17fc5a6bd7d29307dd04df8bbc4edeb9680e1e

    SHA256

    252acf5a3ea28210b475900263cc192c3422984522b5e7e50e7ac18bd2e579e9

    SHA512

    6177922b522f05f44ad45c82d9719bf718e9bf44fcd8354f01339feb0ccf657d5ffcc4060cd37544f116ad55e28c3a64b31f31ab5b2613a935229d595fbcfa36

    Download Submit