Overview

overview

10

Static

static

6

0c39236657...8b.apk

android-9-x86

10

0c39236657...8b.apk

android-13-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    184s
  • 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
    24-06-2024 18:03

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General

  • Target

    0c3923665751c10c5b467106d197bbc7656344206c6d2e94782eee736641718b.apk

  • Size

    509KB

  • MD5

    db143c996141f459b847ae4581590344

  • SHA1

    9d238ec64f53457d7db27a2032019139f3579c07

  • SHA256

    0c3923665751c10c5b467106d197bbc7656344206c6d2e94782eee736641718b

  • SHA512

    700dfc22fa7ff36b5b48dd8ba7473c1bc339a0ab50721183facdac1a8afd3645e13226734799d3be155d914dced6a3e6accd0370bc373751661676803d34ae67

  • SSDEEP

    12288:28SpnJoRT4A+lFyqSYBFHMTaYIybRPmGr4B9LJDRcUCR4V6i:23n+RT4A+lFw4smYN+GGVnlYi

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://mamudoilekeyfyap.com/YzBlNzk4NmVlZDA0/

https://mamudoiledostadogru.com/YzBlNzk4NmVlZDA0/

https://sigaracokhojdur1.com/YzBlNzk4NmVlZDA0/

https://günde5paketsigaraiciyom1.com/YzBlNzk4NmVlZDA0/

https://dertlikaygisiz04.com/YzBlNzk4NmVlZDA0/

https://kaygisizamamutlu04.com/YzBlNzk4NmVlZDA0/
AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 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 2 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 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 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    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 modifying system settings. 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.wouldwater02
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • 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 modifying system settings.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4215

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.wouldwater02/cache/oat/tscasmulmnnj.cur.prof
    Filesize

    481B

    MD5

    c646ed387369e24b9d467006dad69db4

    SHA1

    5d08eff15fd3ad45a358b4a260f002edb1afa2aa

    SHA256

    6fec961b2f76e98ef74b4b3ab57a2519e6648742ad8cbf94f6fcc7d84de60b9c

    SHA512

    0c37d0934b1e09e923fbb3353bf51cf938cd559df1248aab419c5b1b00125219ebfc3c21b0c48ac3f62d251d892d20c513c0979b87562fa0798d3835519faf48

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  • /data/data/com.wouldwater02/cache/tscasmulmnnj
    Filesize

    448KB

    MD5

    37d415ea4aea694bf996a800ae10b539

    SHA1

    45f1be0b499cedc87d70da6a7a05f02c8b19bf8c

    SHA256

    7042d082982e97b07405135c400376a739d073339976e568c4611e3e5594aaa4

    SHA512

    cb73a17af38de1599ab53f97ae8b44464d8fec08d0cdf8cec0cf019016b14f0b268e4445ede21aec8aa3cfd1abaad62e2d5c7e178d026d9811ea5f4529f794ec

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