Overview

overview

10

Static

static

6

818cf3f9ef...69.apk

android-9-x86

10

818cf3f9ef...69.apk

android-13-x64

10

Analysis

  • max time kernel
    50s
  • max time network
    176s
  • 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 22:00

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General

  • Target

    818cf3f9ef734e6a524d2b9135a79607d35d4395f394516edd1e9961696f8869.apk

  • Size

    509KB

  • MD5

    0d3fad5bda3c1ed9e41e2347847725ee

  • SHA1

    693f806836bf7362d952d3e50e972963b77c7586

  • SHA256

    818cf3f9ef734e6a524d2b9135a79607d35d4395f394516edd1e9961696f8869

  • SHA512

    2c8f53cf88a4a69400e98a0b9dac9d4d513af14a631274e8a5f6d803b72fe178b99be6afe27df21788bf5dfb203cc9094a2df7d60b95459eb03b6b74b73156d7

  • SSDEEP

    6144:3wzFVkMUrQTOzqFMzzwuFMb2iN9/EApHCWPpx0KgfLYmyW57YIG8uxdZ:80MUrQFF0wuFk2AHiWBxjmyW5nG8uZ

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.hetheir61
    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:4253

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.hetheir61/cache/oat/paubpddjakglvov.cur.prof
    Filesize

    470B

    MD5

    8c78e0dcc6e82b95b4161196baba981a

    SHA1

    0b0fdec2c60d3e880f18af5e89a0befa10b4a463

    SHA256

    5b6fa7f55f74b1df4bf999ad6ec89e53cc15601a8dc0978339576be69d35e820

    SHA512

    5fe69cd1b3216a1cac257968d833f84be7e2d06ec22689000142d3bddb784b90a53c43d8baa8f251e9d538ee7c1c631861ab6ade8671baff7c6362f19b7f7441

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  • /data/data/com.hetheir61/cache/paubpddjakglvov
    Filesize

    448KB

    MD5

    e2b929eb2c3ad018df66943591c0d020

    SHA1

    f17636e251c02deeb3f788cd82e4c9ca99791938

    SHA256

    73782f38ab62ff78c9e58c265570fa4f5312698081058839dbb275917de093e8

    SHA512

    edeadc979e110026024a4497bef34c142c0499521553aef992875fc57f8653329d2aac188954855edf2c0218d7efc77ee2224c1919053a5b3cb0bbed94d99334

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