General

  • Target

    0a4f6e993d782b7eb1dbcbfab023bf6c7bd7d1f95735b2f2b7e39ed1295358da.bin

  • Size

    2.4MB

  • Sample

    241104-1y3vls1kak

  • MD5

    f5ea3e6e3bb6514a5997d68092ad62f3

  • SHA1

    f3c6550f8f5bd09341db8c8396882dfad6b4ccf3

  • SHA256

    0a4f6e993d782b7eb1dbcbfab023bf6c7bd7d1f95735b2f2b7e39ed1295358da

  • SHA512

    8c2ec3328bf7c01f2750965065a6836365215552caef1b4aef289d859978cd28faecccfe415d0e9e202d49b07bae6f7deb5a187a502c705dc6fd69036201ddbd

  • SSDEEP

    49152:WJgjymorqewRl/8yWnHeCae9y1pmL437XhPVUVcLK61ywhx73Xp:JQeR5kn9Kpmm96ViKcVhxZ

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

      0a4f6e993d782b7eb1dbcbfab023bf6c7bd7d1f95735b2f2b7e39ed1295358da.bin

    • Size

      2.4MB

    • MD5

      f5ea3e6e3bb6514a5997d68092ad62f3

    • SHA1

      f3c6550f8f5bd09341db8c8396882dfad6b4ccf3

    • SHA256

      0a4f6e993d782b7eb1dbcbfab023bf6c7bd7d1f95735b2f2b7e39ed1295358da

    • SHA512

      8c2ec3328bf7c01f2750965065a6836365215552caef1b4aef289d859978cd28faecccfe415d0e9e202d49b07bae6f7deb5a187a502c705dc6fd69036201ddbd

    • SSDEEP

      49152:WJgjymorqewRl/8yWnHeCae9y1pmL437XhPVUVcLK61ywhx73Xp:JQeR5kn9Kpmm96ViKcVhxZ

    • 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