General

  • Target

    489c61515e577e0dfaa26e93cf72a3815c7be2189e2442ed5145d9ea7fa5f98a.bin

  • Size

    2.7MB

  • Sample

    250411-14n9ea1lw5

  • MD5

    4c5ae6b9bc494b64a4fc1370da9d6080

  • SHA1

    90fd9dc97e9fc92b53ac937b7f7aaf3c097b4a9c

  • SHA256

    489c61515e577e0dfaa26e93cf72a3815c7be2189e2442ed5145d9ea7fa5f98a

  • SHA512

    4c6278e0162c59b8b4a5ac1d298e027ada20174eaf8f1c8f4fed37ba9299ca1c521e0c34a02503bdc1d607d88e1c4cc8eb91f2ff1a5d7b4dd1c498ebd587a951

  • SSDEEP

    49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQD:e4FjEI4iZaUzYH99yI8

Malware Config

Extracted

Family

octo

C2

https://45.88.88.100:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://45.88.88.100:7117/gate/

AES_key

Targets

    • Target

      489c61515e577e0dfaa26e93cf72a3815c7be2189e2442ed5145d9ea7fa5f98a.bin

    • Size

      2.7MB

    • MD5

      4c5ae6b9bc494b64a4fc1370da9d6080

    • SHA1

      90fd9dc97e9fc92b53ac937b7f7aaf3c097b4a9c

    • SHA256

      489c61515e577e0dfaa26e93cf72a3815c7be2189e2442ed5145d9ea7fa5f98a

    • SHA512

      4c6278e0162c59b8b4a5ac1d298e027ada20174eaf8f1c8f4fed37ba9299ca1c521e0c34a02503bdc1d607d88e1c4cc8eb91f2ff1a5d7b4dd1c498ebd587a951

    • SSDEEP

      49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQD:e4FjEI4iZaUzYH99yI8

    • Octo

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

    • Octo family

    • 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 v16

Tasks