Resubmissions

04-11-2024 17:27

241104-v1mzaawqbm 10

28-10-2024 09:33

241028-ljef5swdrn 10

24-10-2024 22:08

241024-12hnvavhqc 10

General

  • Target

    c5dc90524d6a5d71f9ecdb5f36bc23ba652d529d832237bf4b44b7be9a63a3c5.bin

  • Size

    561KB

  • Sample

    241024-12hnvavhqc

  • MD5

    d875645abff7a93cbe117b48a88cb9f3

  • SHA1

    99bfad6185c3e1c4119dc1610f033a12d2a18f58

  • SHA256

    c5dc90524d6a5d71f9ecdb5f36bc23ba652d529d832237bf4b44b7be9a63a3c5

  • SHA512

    d556eb4036956a45ba2097063fe220953b6682c54ce7ff126c6c17fbc78695fcebbf358517de78ebb8e6cc18ea808aa0b1ec2e1e2fef40b911269cb0a6c450e0

  • SSDEEP

    12288:rjSMYTLd+pXGKMnjSUFkrhrjmK+cNIP8yf0exdZ4EOJ0IXUL2mtMmGSvJ:rjSMYTLd+pGKiGhKfFPzZlYUamimGSR

Malware Config

Extracted

Family

octo

C2

https://9230c9aeaaef65735d518e48eac52200.com/ZjA3ZDcwNDc3YWYx/

https://4230c9ae665d66666518e48eac59200.com/ZjA3ZDcwNDc3YWYx/

https://2230c9aeaaef6435d518e48eac52200.com/ZjA3ZDcwNDc3YWYx/

https://1230c9aeaaef65535d518e48eac52255.com/ZjA3ZDcwNDc3YWYx/

https://0030c9a555aef65735d518e48eac50200.com/ZjA3ZDcwNDc3YWYx/

https://8230c9aeaaef65535d518e48eac52255.com/ZjA3ZDcwNDc3YWYx/

https://0088c9a555aef65735d518e48eac50200.com/ZjA3ZDcwNDc3YWYx/

rc4.plain

Extracted

Family

octo

C2

https://9230c9aeaaef65735d518e48eac52200.com/ZjA3ZDcwNDc3YWYx/

https://4230c9ae665d66666518e48eac59200.com/ZjA3ZDcwNDc3YWYx/

https://2230c9aeaaef6435d518e48eac52200.com/ZjA3ZDcwNDc3YWYx/

https://1230c9aeaaef65535d518e48eac52255.com/ZjA3ZDcwNDc3YWYx/

https://0030c9a555aef65735d518e48eac50200.com/ZjA3ZDcwNDc3YWYx/

https://8230c9aeaaef65535d518e48eac52255.com/ZjA3ZDcwNDc3YWYx/

https://0088c9a555aef65735d518e48eac50200.com/ZjA3ZDcwNDc3YWYx/

https://gjkkdfu454xcsd54.com/ZjA3ZDcwNDc3YWYx/

https://3gjkkdfu454xcsd54.com/ZjA3ZDcwNDc3YWYx/

https://2gjkkdfu454xcsd54.com/ZjA3ZDcwNDc3YWYx/

https://4gjkkdfu454xcsd54.com/ZjA3ZDcwNDc3YWYx/

https://5gjkkdfu454xcsd54.com/ZjA3ZDcwNDc3YWYx/

AES_key

Targets

    • Target

      c5dc90524d6a5d71f9ecdb5f36bc23ba652d529d832237bf4b44b7be9a63a3c5.bin

    • Size

      561KB

    • MD5

      d875645abff7a93cbe117b48a88cb9f3

    • SHA1

      99bfad6185c3e1c4119dc1610f033a12d2a18f58

    • SHA256

      c5dc90524d6a5d71f9ecdb5f36bc23ba652d529d832237bf4b44b7be9a63a3c5

    • SHA512

      d556eb4036956a45ba2097063fe220953b6682c54ce7ff126c6c17fbc78695fcebbf358517de78ebb8e6cc18ea808aa0b1ec2e1e2fef40b911269cb0a6c450e0

    • SSDEEP

      12288:rjSMYTLd+pXGKMnjSUFkrhrjmK+cNIP8yf0exdZ4EOJ0IXUL2mtMmGSvJ:rjSMYTLd+pGKiGhKfFPzZlYUamimGSR

    • 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 Mobile v15

Tasks