General

  • Target

    1807a90b7a85cba8fdb38d43a00b1d9c7c4abb79682bad353aec770eae354659.bin

  • Size

    2.7MB

  • Sample

    241122-1ybfcswpdj

  • MD5

    b3530dbe55b0eb1288e0cf67abebda26

  • SHA1

    03256fca69969b5aa274d57fe5b8b4a0ca217229

  • SHA256

    1807a90b7a85cba8fdb38d43a00b1d9c7c4abb79682bad353aec770eae354659

  • SHA512

    4cf9731af4d6d4acf609ddf0ba92a6be0a32c49ae9e141deba251cce0d3c6a1b964e530cb85a80b7246de6025be1da31ec4c8c541ede0835a9ad4521b757c48a

  • SSDEEP

    49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQb:e4FjEI4iZaUzYH99yI0

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

      1807a90b7a85cba8fdb38d43a00b1d9c7c4abb79682bad353aec770eae354659.bin

    • Size

      2.7MB

    • MD5

      b3530dbe55b0eb1288e0cf67abebda26

    • SHA1

      03256fca69969b5aa274d57fe5b8b4a0ca217229

    • SHA256

      1807a90b7a85cba8fdb38d43a00b1d9c7c4abb79682bad353aec770eae354659

    • SHA512

      4cf9731af4d6d4acf609ddf0ba92a6be0a32c49ae9e141deba251cce0d3c6a1b964e530cb85a80b7246de6025be1da31ec4c8c541ede0835a9ad4521b757c48a

    • SSDEEP

      49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQb:e4FjEI4iZaUzYH99yI0

    • 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