General

  • Target

    f784829f506eaccbf2f3c1f7638a6038ca2ddabd12b06a4dd1b8eb4f71ae79b4.bin

  • Size

    2.7MB

  • Sample

    250114-1zs2sstkhm

  • MD5

    a7a469e1d34367d270cc178ea3113a5b

  • SHA1

    c562fb467416646507044470fcf1653bc4c1e89b

  • SHA256

    f784829f506eaccbf2f3c1f7638a6038ca2ddabd12b06a4dd1b8eb4f71ae79b4

  • SHA512

    e3830ed60fc4d92a49be0a872b996a1f59f668a8e82b0b8930f15bb0cafcc68be7b422fa487323b82393a0dd20955e52faaa69d86bc8c189269eedb3fbabea7e

  • SSDEEP

    49152:Yflb6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQ3:Y5FjEI4iZaUzYH99yIK

Malware Config

Extracted

Family

octo

C2

https://80.76.51.206:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://80.76.51.206:7117/gate/

AES_key

Targets

    • Target

      f784829f506eaccbf2f3c1f7638a6038ca2ddabd12b06a4dd1b8eb4f71ae79b4.bin

    • Size

      2.7MB

    • MD5

      a7a469e1d34367d270cc178ea3113a5b

    • SHA1

      c562fb467416646507044470fcf1653bc4c1e89b

    • SHA256

      f784829f506eaccbf2f3c1f7638a6038ca2ddabd12b06a4dd1b8eb4f71ae79b4

    • SHA512

      e3830ed60fc4d92a49be0a872b996a1f59f668a8e82b0b8930f15bb0cafcc68be7b422fa487323b82393a0dd20955e52faaa69d86bc8c189269eedb3fbabea7e

    • SSDEEP

      49152:Yflb6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQ3:Y5FjEI4iZaUzYH99yIK

    • 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