Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    android-13_x64
  • resource
    android-33-x64-arm64-20240910-en
  • resource tags

    arch:arm64arch:x64arch:x86image:android-33-x64-arm64-20240910-enlocale:en-usos:android-13-x64system
  • submitted
    21-01-2025 22:08

General

  • Target

    0d1231eeba35b998ca1ef661f249056325cf3bf3161cf24d91c50242fc5ac436.apk

  • Size

    2.4MB

  • MD5

    ad7fd0d98fe97762c6332da97c034c54

  • SHA1

    f94eb124600a732d9beb7e167dbfbde8b736d93e

  • SHA256

    0d1231eeba35b998ca1ef661f249056325cf3bf3161cf24d91c50242fc5ac436

  • SHA512

    2b657ca7943d609c04af4adc50c28a6e957b72ddead6e3c8539f9408f6d3eeaf7c0aebb37c049097d3651416b754c692ca2af471e5f54191f452d6d5652ba14f

  • SSDEEP

    49152:BD2vhQbtNH1PdMzEAzvEItewbx4X2WAv+VprxbKskCkz3l9nd/xrC+hqFSKRN:QIMA9ATM+RskCkh9dpPhoR

Malware Config

Extracted

Family

octo

C2

https://91.215.85.142/NTA4MzIxMjdkYzNj/

https://edfwn923sfdml237vm90sdl23k.com/NTA4MzIxMjdkYzNj/

https://823jkfs4829nk48kef742kj675.com/NTA4MzIxMjdkYzNj/

https://sdglk33498knsf32667sfknwfr.com/NTA4MzIxMjdkYzNj/

https://952dsjk47kf73ls23k489klfdd.com/NTA4MzIxMjdkYzNj/

https://nzxvjej7337bjsdl232nsdlsfa.com/NTA4MzIxMjdkYzNj/

https://2348sdks230df834sd03272nsd.com/NTA4MzIxMjdkYzNj/

rc4.plain

Extracted

Family

octo

C2

https://91.215.85.142/NTA4MzIxMjdkYzNj/

https://edfwn923sfdml237vm90sdl23k.com/NTA4MzIxMjdkYzNj/

https://823jkfs4829nk48kef742kj675.com/NTA4MzIxMjdkYzNj/

https://sdglk33498knsf32667sfknwfr.com/NTA4MzIxMjdkYzNj/

https://952dsjk47kf73ls23k489klfdd.com/NTA4MzIxMjdkYzNj/

https://nzxvjej7337bjsdl232nsdlsfa.com/NTA4MzIxMjdkYzNj/

https://2348sdks230df834sd03272nsd.com/NTA4MzIxMjdkYzNj/

AES_key

Signatures

  • Octo

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

  • Octo family
  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 1 IoCs

    Runs executable file dropped to the device during analysis.

  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 6 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests modifying system settings. 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.stopplaylkng
    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:4444

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.stopplaylkng/cache/oat/pynutssohvnfzsz.cur.prof

    Filesize

    441B

    MD5

    5c87cd875758831f3a674145f6722363

    SHA1

    5a5e18832021695fc3b546bad7be5b41d1d7dcd1

    SHA256

    aef1c0c0027447ff6ba06ab20d0109f0425ae53926311308b02313bdd55a2d8f

    SHA512

    7262341443b6891c754bfa2018aa3bf1638062295b7fa170570c8ed62806234ac82cf4fac09aa0c52776bfd999a091f486fb1116252d3591ba1edb05879bc6db

  • /data/data/com.stopplaylkng/cache/pynutssohvnfzsz

    Filesize

    2.3MB

    MD5

    ed3c458fc7d60921e3be52f8c5f556c1

    SHA1

    14cfdfa256508106c548777de2d3062c74f3ba4d

    SHA256

    be4ca7cd696f00abc8dc5961134c5e82ad158caf5a72d05ad7e9f61a1bae9536

    SHA512

    9d26eb7d7423f51b64a82abb736d23933ad94691f7a5e85f857131719eaa8f47896e86ce2adf3e82788a56bd4a1620f29d2167089358638e9bcbd17b6f27b460