Overview

overview

10

Static

static

6

650c9df44e...26.apk

android-9-x86

10

650c9df44e...26.apk

android-10-x64

10

650c9df44e...26.apk

android-11-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    164s
  • 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
    24-08-2024 22:01

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General

  • Target

    650c9df44edba195d5cf54f123d5ba94ab7377ac76786b6b36a57629b0f23626.apk

  • Size

    1.2MB

  • MD5

    0fb790bbc6541e2854f910c2a0877629

  • SHA1

    8d2ef981d650881a880517fd70abc86251fc6624

  • SHA256

    650c9df44edba195d5cf54f123d5ba94ab7377ac76786b6b36a57629b0f23626

  • SHA512

    a8858897fbeff9ee4e9d941de8ca7c958be37e741debbf3f7b54979c135065aa88759c6b30b124ca3babcff7911194dd7fa2b95cdff8e868c1fb6427c8cc7056

  • SSDEEP

    24576:MMzMTNv9c0a0CtC5ly1pRpZR3BVW/aB7y1GLxHF:rgTNF7a3CDy/Rh3aSBqaxHF

Score
10/10
cerberusbankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

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
  • 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.onion.flower
    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:4264
    • /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.onion.flower/app_DynamicOptDex/EkQ.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.onion.flower/app_DynamicOptDex/oat/x86/EkQ.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4288

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.onion.flower/app_DynamicOptDex/EkQ.json
    Filesize

    64KB

    MD5

    ae50b7adfac3fb6842c2befb9b21bf7a

    SHA1

    5555e1652f80e25f977f5d5c69d486ef7627df89

    SHA256

    5870e1d94c066591c3e83373484a2f3b211e6a01498db6c02020daebee897376

    SHA512

    44fff2765dc006f3c760b5722ec94ce344431b65574242472fdaba051d04cfbdfb08f79e4810769af232e7f97986c677d42fb7a030cbf37f3043dfdea728decd

    Download Submit

  • /data/data/com.onion.flower/app_DynamicOptDex/EkQ.json
    Filesize

    64KB

    MD5

    147beb4cc1cff1de96c554fe369e5fb5

    SHA1

    fcbad83c61480230778b6c087524b1d5ff34e6a7

    SHA256

    96780c8fe47e3422689babd91ce4da3d18da2be70a80bc5e8e0579f437f89267

    SHA512

    6863a3e259c3664a0d279e11921a0d44fff5bf7d7daa168c39d368b77353e79fbbbc2f94b3627316d783311424978bcdc1c2b956307549df6aec5ae6dc2b3a07

    Download Submit

  • /data/data/com.onion.flower/app_DynamicOptDex/oat/EkQ.json.cur.prof
    Filesize

    252B

    MD5

    e5ce0d4d7e5fe0e9e0ac99b9fde03a6a

    SHA1

    f4273240c2c121ff7bd04d86e352d5f73ca576dd

    SHA256

    b06ef565106eaf52a157e870f2ec7b1563c904daec37dfcfe07480ee546878b0

    SHA512

    bd4d97c60b1adc5e38102fb0795573e6f3ea946cd1440c134b4b6e6176fc37197edec6973e51e9c875eba1620b4b1a6befaf569ed4302632120153fb68e48749

    Download Submit

  • /data/user/0/com.onion.flower/app_DynamicOptDex/EkQ.json
    Filesize

    118KB

    MD5

    2aebcc1ef9c346eaf531c435cad95daf

    SHA1

    53735f314108e7e40e7ac8c66db993ad24354efa

    SHA256

    f37c541ec5463bd936a031064cfbbca4200fa628243d9036796cfa2f658d224f

    SHA512

    180ca8003956cd7b4a12fe5202f52deaebca9e27b18e192ba055853299198f5192bd58e16bdbbefbe8ee826ba7b70225c7d1b4b764fae0a7e48ee49ca8a38459

    Download Submit

  • /data/user/0/com.onion.flower/app_DynamicOptDex/EkQ.json
    Filesize

    118KB

    MD5

    08f818e7b9a7b3d91d0c64db2adfe623

    SHA1

    1e17fc5a6bd7d29307dd04df8bbc4edeb9680e1e

    SHA256

    252acf5a3ea28210b475900263cc192c3422984522b5e7e50e7ac18bd2e579e9

    SHA512

    6177922b522f05f44ad45c82d9719bf718e9bf44fcd8354f01339feb0ccf657d5ffcc4060cd37544f116ad55e28c3a64b31f31ab5b2613a935229d595fbcfa36

    Download Submit