General

  • Target

    33137155ad35c893c9c8af73eb1acb305914cddc4cf08ec8e53cd4ba5a96eb66.bin

  • Size

    2.4MB

  • Sample

    241103-1wzeeawekn

  • MD5

    85f3e0b4b179ffa02c0d4890722bbc01

  • SHA1

    65820c2bb9b9261aae7bbf0264c5d1cd5b2292fd

  • SHA256

    33137155ad35c893c9c8af73eb1acb305914cddc4cf08ec8e53cd4ba5a96eb66

  • SHA512

    5e9a83af53527d19b5579a5985cf63773927646dfc060a19ce0567c90c36eac59170fc51e6e07e9bc7cf802f909e8ba37ee4a6b14c1dbceeaad6ff4335ae6928

  • SSDEEP

    49152:ChOtrEt7sFGzhDa+R5XFaPmrxB+hJCOrRJczqMsqhoP/:3Ot7U+RtFxBXOFJczYqaP/

Malware Config

Extracted

Family

octo

C2

https://3bb139030bc7238b33981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://6bb1390306788b33981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb139030b74564533981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://5bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://9bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

rc4.plain

Extracted

Family

octo

C2

https://3bb139030bc7238b33981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://6bb1390306788b33981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb139030b74564533981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://5bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://9bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

AES_key

Targets

    • Target

      33137155ad35c893c9c8af73eb1acb305914cddc4cf08ec8e53cd4ba5a96eb66.bin

    • Size

      2.4MB

    • MD5

      85f3e0b4b179ffa02c0d4890722bbc01

    • SHA1

      65820c2bb9b9261aae7bbf0264c5d1cd5b2292fd

    • SHA256

      33137155ad35c893c9c8af73eb1acb305914cddc4cf08ec8e53cd4ba5a96eb66

    • SHA512

      5e9a83af53527d19b5579a5985cf63773927646dfc060a19ce0567c90c36eac59170fc51e6e07e9bc7cf802f909e8ba37ee4a6b14c1dbceeaad6ff4335ae6928

    • SSDEEP

      49152:ChOtrEt7sFGzhDa+R5XFaPmrxB+hJCOrRJczqMsqhoP/:3Ot7U+RtFxBXOFJczYqaP/

    • Octo

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

    • Octo family

    • Octo payload

    • Removes its main activity from the application launcher

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's Accessibility service

      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)

    • Queries the phone number (MSISDN for GSM devices)

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • 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.

MITRE ATT&CK Mobile v15

Tasks