General

  • Target

    19588f7d204c8d08b417113f564419f25cdce2200478a43ceae97eaf43d8c80e.bin

  • Size

    2.4MB

  • Sample

    250114-1zhk3a1nc1

  • MD5

    fc18108129c5bddfda403636208174fe

  • SHA1

    5d5b75e3b7d39625142932b3fe695b6331f47199

  • SHA256

    19588f7d204c8d08b417113f564419f25cdce2200478a43ceae97eaf43d8c80e

  • SHA512

    5300f482878d787c316233dec55178679b4af780a86d5e744fa291970422a45083b58e5469df10454fe2481c903470ac6625a98b8216372f4d8b1f1c0a450500

  • SSDEEP

    49152:s5ZPeyUabIeOgUYBHwi/wRoOERs982jdG4SyD8spDpOwJ:s/eDZgdBHO5Ms982PSyD8spXJ

Malware Config

Extracted

Family

octo

C2

https://91.202.233.164/NzcxZWQ4MWEzZjRk/

https://694b64c9229d92124125w2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d921s23532adsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c99d921s3532sw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d9e2adsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c922153256dsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d954362sw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229151312dsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229135131dsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d94663sw2.com/NzcxZWQ4MWEzZjRk/

rc4.plain

Extracted

Family

octo

C2

https://91.202.233.164/NzcxZWQ4MWEzZjRk/

https://694b64c9229d92124125w2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d921s23532adsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c99d921s3532sw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d9e2adsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c922153256dsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d954362sw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229151312dsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229135131dsw2.com/NzcxZWQ4MWEzZjRk/

https://694b64c9229d94663sw2.com/NzcxZWQ4MWEzZjRk/

AES_key

Targets

    • Target

      19588f7d204c8d08b417113f564419f25cdce2200478a43ceae97eaf43d8c80e.bin

    • Size

      2.4MB

    • MD5

      fc18108129c5bddfda403636208174fe

    • SHA1

      5d5b75e3b7d39625142932b3fe695b6331f47199

    • SHA256

      19588f7d204c8d08b417113f564419f25cdce2200478a43ceae97eaf43d8c80e

    • SHA512

      5300f482878d787c316233dec55178679b4af780a86d5e744fa291970422a45083b58e5469df10454fe2481c903470ac6625a98b8216372f4d8b1f1c0a450500

    • SSDEEP

      49152:s5ZPeyUabIeOgUYBHwi/wRoOERs982jdG4SyD8spDpOwJ:s/eDZgdBHO5Ms982PSyD8spXJ

    • Octo

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

    • Octo family

    • Octo payload

    • 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