General

  • Target

    61f867fc583bfba6e73fcd68dc5b84d0cd6a9f3f98c5c73d870259f4a03da9b9.bin

  • Size

    509KB

  • Sample

    240618-15w1msxgjg

  • MD5

    2438fb37b0c760e52136c2fece3864d3

  • SHA1

    1cc8f3c6e5914ee1b3de703829efdb525d6c39c2

  • SHA256

    61f867fc583bfba6e73fcd68dc5b84d0cd6a9f3f98c5c73d870259f4a03da9b9

  • SHA512

    a33af45fd612549a075e02b5866121ae75c41abc714f9040a1569241f59512000161d6ff890dfea39a7fe73840c1857833c63ce6bfc056441337361183c3284c

  • SSDEEP

    12288:Ym8bHKJoeYMjf20ZeF9XEo2eZZ5rHLA2hVjnzYvcNC8n6:Y1HWogjzeMeZfHL/d0vB8n6

Malware Config

Extracted

Family

octo

C2

https://mamudoilekeyfyap.com/YzBlNzk4NmVlZDA0/

https://mamudoiledostadogru.com/YzBlNzk4NmVlZDA0/

https://sigaracokhojdur1.com/YzBlNzk4NmVlZDA0/

https://günde5paketsigaraiciyom1.com/YzBlNzk4NmVlZDA0/

https://dertlikaygisiz04.com/YzBlNzk4NmVlZDA0/

https://kaygisizamamutlu04.com/YzBlNzk4NmVlZDA0/

AES_key

Targets

    • Target

      61f867fc583bfba6e73fcd68dc5b84d0cd6a9f3f98c5c73d870259f4a03da9b9.bin

    • Size

      509KB

    • MD5

      2438fb37b0c760e52136c2fece3864d3

    • SHA1

      1cc8f3c6e5914ee1b3de703829efdb525d6c39c2

    • SHA256

      61f867fc583bfba6e73fcd68dc5b84d0cd6a9f3f98c5c73d870259f4a03da9b9

    • SHA512

      a33af45fd612549a075e02b5866121ae75c41abc714f9040a1569241f59512000161d6ff890dfea39a7fe73840c1857833c63ce6bfc056441337361183c3284c

    • SSDEEP

      12288:Ym8bHKJoeYMjf20ZeF9XEo2eZZ5rHLA2hVjnzYvcNC8n6:Y1HWogjzeMeZfHL/d0vB8n6

    • Octo

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

    • 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 Matrix

Tasks