General

  • Target

    b40b48fd1bb3f671fcd0003b349b6e2c63aa2d9b73bf30b4fa1ea260ce7370d5.bin

  • Size

    2.7MB

  • Sample

    241010-12fjgsygre

  • MD5

    e3c102439aa814edaff03a9258f35a7d

  • SHA1

    6c847b42e058c592ac171eb6a5cd2f42fdcf13fd

  • SHA256

    b40b48fd1bb3f671fcd0003b349b6e2c63aa2d9b73bf30b4fa1ea260ce7370d5

  • SHA512

    1c9cf89646df5c56a4ece224ceed0a1e3db9ebafb9cfb26c55c0e3e1b1357a42afbaf4bb7dcea54e706faadf54be4675eb60f919c171164478145d0294e4359a

  • SSDEEP

    49152:7wg6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQB:7ZFjEI4iZaUzYH99yIo

Malware Config

Extracted

Family

octo

C2

https://31.13.224.141:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://31.13.224.141:7117/gate/

AES_key

Targets

    • Target

      b40b48fd1bb3f671fcd0003b349b6e2c63aa2d9b73bf30b4fa1ea260ce7370d5.bin

    • Size

      2.7MB

    • MD5

      e3c102439aa814edaff03a9258f35a7d

    • SHA1

      6c847b42e058c592ac171eb6a5cd2f42fdcf13fd

    • SHA256

      b40b48fd1bb3f671fcd0003b349b6e2c63aa2d9b73bf30b4fa1ea260ce7370d5

    • SHA512

      1c9cf89646df5c56a4ece224ceed0a1e3db9ebafb9cfb26c55c0e3e1b1357a42afbaf4bb7dcea54e706faadf54be4675eb60f919c171164478145d0294e4359a

    • SSDEEP

      49152:7wg6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQB:7ZFjEI4iZaUzYH99yIo

    • Octo

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

    • Removes its main activity from the application launcher

    • 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