Overview

overview

10

Static

static

6

56ed5c90b6...a9.apk

android-9-x86

10

56ed5c90b6...a9.apk

android-11-x64

10

Analysis

  • max time kernel
    177s
  • max time network
    186s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240611.1-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240611.1-enlocale:en-usos:android-11-x64system
  • submitted
    23-06-2024 22:03

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General

  • Target

    56ed5c90b67c4483b0d09ac1b068f7d74cc966b7c73cfe9456cebf7bf11af1a9.apk

  • Size

    509KB

  • MD5

    64abf3e216bb08871951e9d9c25b861d

  • SHA1

    07c216102a464b51049550730ebabbb4df1de9ba

  • SHA256

    56ed5c90b67c4483b0d09ac1b068f7d74cc966b7c73cfe9456cebf7bf11af1a9

  • SHA512

    570bfae72f9ad4486d28854dff46263ea6587ad4a49dbad12a8922db9ed5dd6f9a835f2e2bf915e6d76f3a67431865e5be57ba7ded4ca541bf5a4a501050dc3d

  • SSDEEP

    12288:xzvEbc2Pn8SMj2tnsCTg6ABIcMBv0aRislj/h94sSPD3N4e:NEg8nJMjTOABI1MaRiUJiLD3z

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

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
  • 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
  • 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
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.roomis21
    1⤵
    • 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.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4449

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.roomis21/cache/djfwhxvfh
    Filesize

    448KB

    MD5

    e9ee3f61d9ecbfbbf9956f113f8efa94

    SHA1

    bce207405ff1e21423afcfa998ba5768f0a25dbe

    SHA256

    db5c8a2929042c7fd0c7d0d411bfc1e1bb50d2c9ce9c66c6cd05888ee63941c3

    SHA512

    50f34a60c904035fc3ec249156c252767b2db132ff73327722aaf2bf4d314e85f5d588305c06ee8fee2eeeaf6933b49e9e8dd0cc07c45d37c8048209fb3023fa

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  • /data/data/com.roomis21/cache/oat/djfwhxvfh.cur.prof
    Filesize

    307B

    MD5

    3c657c4ce1989a57f84cf8c7676594f5

    SHA1

    07f7d2d33a9c8ce899ddfe392dbc2857c41aa1fb

    SHA256

    9269892559d453ed0d74adbc06e9405bc0d09284e9357715270fa2d51eeede69

    SHA512

    7a171b48b33f692697e9927cddaab721fe0b8e6dbea1ca193b8e2acfc34a0254dfb286497a924f0caf4b1249ad2cde9525cb7e797a1d47df1ce273bb389409a1

    Download Submit