Overview

overview

10

Static

static

6

786c539a57...0f.apk

android-9-x86

10

786c539a57...0f.apk

android-11-x64

10

Analysis

  • max time kernel
    178s
  • max time network
    185s
  • platform
    android_x86
  • resource
    android-x86-arm-20240611.1-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240611.1-enlocale:en-usos:android-9-x86system
  • submitted
    23-06-2024 23:05

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General

  • Target

    786c539a57b1e9e33ce06da7092ef6cba3d0779601506e7ad95287e9516f0a0f.apk

  • Size

    509KB

  • MD5

    5967e8d04d673cce820499a6ca7bc1b5

  • SHA1

    422c512f4111db2ee5f47e57dddcf82edbe44046

  • SHA256

    786c539a57b1e9e33ce06da7092ef6cba3d0779601506e7ad95287e9516f0a0f

  • SHA512

    150ce8fac65e5cd3905ca2fe81215fefc809cf9293e49ad9aeafae0a58f40f819ee4e280739124c9b0c943709fba1c7ab3e5e98c09540a4249dabc24e2f0dbf4

  • SSDEEP

    12288:hk5CLWN9XNh85XHNFWlbNf/HfzH3KD4Oces69oA0NimlhWrJ:3Li9d2ElbNf3z4c6OicA

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.wondersaw0
    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:4191

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.wondersaw0/cache/gocuxrhn
    Filesize

    448KB

    MD5

    c540f3a2a225f432fba1450f3f478dcd

    SHA1

    c4e114fce6f88cb7c2694ffb135fa12f789801a9

    SHA256

    fd3a3a18c8f3533ddcacd4e5c982a48b69eff999f513a39ef55ced444b467387

    SHA512

    e0ef9a4c9e659b645519eb50ebffc04ca0045288e65322a1be260f47218f220d6a50e697963e5caaa430ea5382ec8814f16edeb0ccbb40b37fc7d69237471ce0

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  • /data/data/com.wondersaw0/cache/oat/gocuxrhn.cur.prof
    Filesize

    458B

    MD5

    0f978338fc24aa0fe79c754499ab70a2

    SHA1

    226296928184045a81144bfaff5fe07189d91a02

    SHA256

    18def25271dff3e3fb51967e0b990a1a1bdb5fbd62c2b0e0282e0385a04b6694

    SHA512

    9b52dc7151d850e2ad9972fb5f7028233b774e5221834c0cc5aebb071d0ad077552e7a174493d02f43000b595f683eb9c649817287375c149d0bb8a8e4c04ca0

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