Analysis

  • max time kernel
    56s
  • max time network
    134s
  • 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
    26-08-2024 22:00

General

  • Target

    9ba235a0ddc550d671f552dc0df319934e3ed3053ee89a6a06f181d97e5bdc43.apk

  • Size

    509KB

  • MD5

    deb6a66c6e8f30db48c55fcb6ec6e5a3

  • SHA1

    3c178f2c49844d3b5c1371113531df6018b4aa16

  • SHA256

    9ba235a0ddc550d671f552dc0df319934e3ed3053ee89a6a06f181d97e5bdc43

  • SHA512

    2a471a9a37f0943bfcc14980abc35950290ed73c3f63da4a8f91eac55259b930b60160d10048feec3269dbb9ae2849154f28a0c81e8379ccfad528081fc9cf27

  • SSDEEP

    12288:AX8xc9KpjXlA8V5Qh5/qFC35Psw2xvJEcOYq4QljXayKfnR8uQdrnx:ABOXlV05zpPmxvJEcHQleyTrnx

Malware Config

Extracted

Family

octo

C2

https://selamcanoonaber.site/ZDljMGYyZTQ3YWRi/

https://hava540derece.com/ZDljMGYyZTQ3YWRi/

https://cehennemdirloo34.com/ZDljMGYyZTQ3YWRi/

https://sicaktanbayilcam52.com/ZDljMGYyZTQ3YWRi/

https://otururkenterliyorum42.com/ZDljMGYyZTQ3YWRi/

https://sicakdanbeynimyandii2.com/ZDljMGYyZTQ3YWRi/

https://slmla6242nbr.com/ZDljMGYyZTQ3YWRi/

https://havacerinlii34.com/ZDljMGYyZTQ3YWRi/

https://havasarinliyorla234.com/ZDljMGYyZTQ3YWRi/

https://sicaklarbittikurtldk6215.com/ZDljMGYyZTQ3YWRi/

https://pikniktupu2534.com/ZDljMGYyZTQ3YWRi/

https://robetcotraslros5234.com/ZDljMGYyZTQ3YWRi/

rc4.plain

Extracted

Family

octo

C2

https://selamcanoonaber.site/ZDljMGYyZTQ3YWRi/

https://hava540derece.com/ZDljMGYyZTQ3YWRi/

https://cehennemdirloo34.com/ZDljMGYyZTQ3YWRi/

https://sicaktanbayilcam52.com/ZDljMGYyZTQ3YWRi/

https://otururkenterliyorum42.com/ZDljMGYyZTQ3YWRi/

https://sicakdanbeynimyandii2.com/ZDljMGYyZTQ3YWRi/

https://slmla6242nbr.com/ZDljMGYyZTQ3YWRi/

https://havacerinlii34.com/ZDljMGYyZTQ3YWRi/

https://havasarinliyorla234.com/ZDljMGYyZTQ3YWRi/

https://sicaklarbittikurtldk6215.com/ZDljMGYyZTQ3YWRi/

https://pikniktupu2534.com/ZDljMGYyZTQ3YWRi/

https://robetcotraslros5234.com/ZDljMGYyZTQ3YWRi/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 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 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • 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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.wentwellim
    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:4251

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.wentwellim/cache/kaxuxkiiibmcmgl

    Filesize

    449KB

    MD5

    0547d1d2e04e54a9563dadf77f505ec4

    SHA1

    b835475f3aa673a19c0e6fad21c6ebc91a00f529

    SHA256

    d7cfdd5832613f92aa128dd6bc62d55af5451cb26eb1845714558bb47728de98

    SHA512

    26d19e6b96967a94a2c7e5aefdb3963c03b1ad355e8457c6674f9a57d3246b9e489ce76cacd64e7b0a7c807d8b8c50b545a0f348dee059cb155500fedcd1bdcd

  • /data/data/com.wentwellim/cache/oat/kaxuxkiiibmcmgl.cur.prof

    Filesize

    462B

    MD5

    eeafb0211b40ec60a7db8c071514bfd6

    SHA1

    b5bc0bf0996a53115ab7c89fdae931eaa9c74952

    SHA256

    a9cbe97e91a10d27e6dffaf735e407ef8de7a0da57cced0a515c73dc206208f9

    SHA512

    872884279e32af9acc418a1c5c37de0d3f82eed3b5afc100acd8e93bdec57a689f846ed97cffa2d7e88de137cab224d31fdc6051f095e4d3c0817ca10ec6df49