General

  • Target

    54fbc22fcf0dde1fb01d9c1c8cf10317a182ca2b7e89fd5aa6c66fce50fb0cab.bin

  • Size

    2.7MB

  • Sample

    241203-1w89lssjhp

  • MD5

    883842028595dd22a163fd8ff14e5807

  • SHA1

    de167e6c451859b3f336c2120ce0a36890bcacd1

  • SHA256

    54fbc22fcf0dde1fb01d9c1c8cf10317a182ca2b7e89fd5aa6c66fce50fb0cab

  • SHA512

    e4f9788fa5046b92dd8cebf8e5c31e813b7aa000c389a49856b19085598717659c4a9af508b881f145f75c09ed332bcb6cc5932e1f64f700108f217f6f6c6c2e

  • SSDEEP

    49152:5UzN6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQO:52FjEI4iZaUzYH99yIH

Malware Config

Extracted

Family

octo

C2

https://87.120.114.189:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://87.120.114.189:7117/gate/

AES_key

Targets

    • Target

      54fbc22fcf0dde1fb01d9c1c8cf10317a182ca2b7e89fd5aa6c66fce50fb0cab.bin

    • Size

      2.7MB

    • MD5

      883842028595dd22a163fd8ff14e5807

    • SHA1

      de167e6c451859b3f336c2120ce0a36890bcacd1

    • SHA256

      54fbc22fcf0dde1fb01d9c1c8cf10317a182ca2b7e89fd5aa6c66fce50fb0cab

    • SHA512

      e4f9788fa5046b92dd8cebf8e5c31e813b7aa000c389a49856b19085598717659c4a9af508b881f145f75c09ed332bcb6cc5932e1f64f700108f217f6f6c6c2e

    • SSDEEP

      49152:5UzN6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQO:52FjEI4iZaUzYH99yIH

    • 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 v15

Tasks