Overview

overview

10

Static

static

6

a1a7346dd8...dc.apk

android-9-x86

10

a1a7346dd8...dc.apk

android-13-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    186s
  • 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

    a1a7346dd8143987d27234d37f514db05b6b64735cdb1d230a55758aecd763dc.apk

  • Size

    509KB

  • MD5

    27f0b1c596a45933ddda5c382f5786de

  • SHA1

    149933a9b03bd76b76c8d147ce35f54c19821318

  • SHA256

    a1a7346dd8143987d27234d37f514db05b6b64735cdb1d230a55758aecd763dc

  • SHA512

    9733288833b42f3a7e7e0ff3eefdd5a78d14611f2afc17db03afe07f481954da32c66f6bcce5e5eb69125e557483b789690a8241697e890f1b358b0eabd594be

  • SSDEEP

    12288:CQ8ZJYFXvJ5ZV5vjU7I4UDnnlcgSnaI8qWH4JIUBjOYoS:x8XYFvJP/vjJ4UD+1naTqWH47OY3

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.twolike56
    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:4231

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.twolike56/cache/oat/qbachlfcpp.cur.prof
    Filesize

    467B

    MD5

    ff7af9cbb3368a68cc08b43250f7c104

    SHA1

    af280a444e40cb8d4c35f6a11053b1a970fdbd5f

    SHA256

    61fb7bb5b1f525a59a090c8e46a1366a9124f3662a3891e493efafc285ea1641

    SHA512

    eeebebbd1a940e78db7036ad959fc42831cb91fe8d6082374807918425f614bb943f3051d89e2ca86ee8a0fb9474c08b2cf7016f24708e52bde29351ac03adfa

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  • /data/data/com.twolike56/cache/qbachlfcpp
    Filesize

    448KB

    MD5

    e99a4afb7839e0b468fb788607bdde2e

    SHA1

    c7d2a6c763a520d80c4d73756d26c6d1f4db5dca

    SHA256

    fb71d06fd02fc96c2c2b4934883754553a2102eba857a023d19cbaff4620d61e

    SHA512

    d48d2eaaa655838c79ce68d0bc85c2f5d49d321c4d0a627eaf595b9ddc1948eae471cbc14c69d5b09538f50f4f2e1236904dabce802da7ff0f9e5a21eb679b20

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