General

  • Target

    d664ef1a31c1c28ed38b480ccbac1b68de23e6ad5de668681c04af1329c2d538.bin

  • Size

    2.4MB

  • Sample

    241105-11krtazbmb

  • MD5

    d9eba5da4d2da4944bc4c5e9d9555c7f

  • SHA1

    e06f8d19c5463163cfafdcc7d4bcbc6fb7f613a1

  • SHA256

    d664ef1a31c1c28ed38b480ccbac1b68de23e6ad5de668681c04af1329c2d538

  • SHA512

    337229dcd6946e7be4e2178531d576c3490cc890c80093156b1dbb56d8259d8a26dbdbbab05a67f42fb4427a9b7a7da49ab9f7713ead67d47f12e31f92461475

  • SSDEEP

    49152:3BPnnxnyHnMXPOobPbPZYyEwfzFpG/0Nu7vXcXFzC8ttuR6/:Z9woWorzZYIfRpG/0EzXcVzC8/EE

Malware Config

Extracted

Family

octo

C2

https://4bb139030b74564533981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://9bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://5bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

rc4.plain

Extracted

Family

octo

C2

https://4bb139030b74564533981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://9bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://5bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://34b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://64b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://74b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://894b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b64139030754567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b64139033074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b641553903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

AES_key

Targets

    • Target

      d664ef1a31c1c28ed38b480ccbac1b68de23e6ad5de668681c04af1329c2d538.bin

    • Size

      2.4MB

    • MD5

      d9eba5da4d2da4944bc4c5e9d9555c7f

    • SHA1

      e06f8d19c5463163cfafdcc7d4bcbc6fb7f613a1

    • SHA256

      d664ef1a31c1c28ed38b480ccbac1b68de23e6ad5de668681c04af1329c2d538

    • SHA512

      337229dcd6946e7be4e2178531d576c3490cc890c80093156b1dbb56d8259d8a26dbdbbab05a67f42fb4427a9b7a7da49ab9f7713ead67d47f12e31f92461475

    • SSDEEP

      49152:3BPnnxnyHnMXPOobPbPZYyEwfzFpG/0Nu7vXcXFzC8ttuR6/:Z9woWorzZYIfRpG/0EzXcVzC8/EE

    • 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