General

  • Target

    a13e14e5c1316dc9a246eadda94048e71e8bf7bee334e122298b3da5b4e144e0

  • Size

    7.4MB

  • Sample

    250111-t5k5tatmdw

  • MD5

    490a2e620f91ecc435283e6f32d08a66

  • SHA1

    5de9028d0ba320a6239574f4615b4912b911a117

  • SHA256

    a13e14e5c1316dc9a246eadda94048e71e8bf7bee334e122298b3da5b4e144e0

  • SHA512

    9c33574886c13845ba8a01d0e134556a89c1b70f096806ff5746974cdf5e096491cf9e384f4cb7a2639f1ae79c5027e0ebf654323d65ebb299db1dfe8b7ad0c7

  • SSDEEP

    98304:r56qg/VK2CeEHoj7i5iSRGK1Rs9U8dcSD1pLATB:rM/UCrj7ir5RgU8dcGvo

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      a13e14e5c1316dc9a246eadda94048e71e8bf7bee334e122298b3da5b4e144e0

    • Size

      7.4MB

    • MD5

      490a2e620f91ecc435283e6f32d08a66

    • SHA1

      5de9028d0ba320a6239574f4615b4912b911a117

    • SHA256

      a13e14e5c1316dc9a246eadda94048e71e8bf7bee334e122298b3da5b4e144e0

    • SHA512

      9c33574886c13845ba8a01d0e134556a89c1b70f096806ff5746974cdf5e096491cf9e384f4cb7a2639f1ae79c5027e0ebf654323d65ebb299db1dfe8b7ad0c7

    • SSDEEP

      98304:r56qg/VK2CeEHoj7i5iSRGK1Rs9U8dcSD1pLATB:rM/UCrj7ir5RgU8dcGvo

    • 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.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

MITRE ATT&CK Mobile v15

Tasks