General

  • Target

    c0195b5290e2bbd1ae8e58d0c8124ef67594516b0220e6be234af8bb60dfc415

  • Size

    8.6MB

  • Sample

    241201-134ygayrej

  • MD5

    0a61c74610a96a8f56d5b6004cc108e6

  • SHA1

    bb4a19634e0c36edb321fe9d4e5fe8efacff0b66

  • SHA256

    c0195b5290e2bbd1ae8e58d0c8124ef67594516b0220e6be234af8bb60dfc415

  • SHA512

    2491eff99cc30de23340f7885b0700f9e882bb2bd32e7b84ddda2a538003bdcf63e94dc04a10ce268a8817bb67eaebddddd3e284a81d68952acc224ce573cb13

  • SSDEEP

    98304:F7BVjydaK8Tm3RsFzjWTDtX60Bx0jSj757r7oHX5iSRGSWVK0au:F7qd1wm3Rg3GDtX60BCmj75jgXrGUVu

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      c0195b5290e2bbd1ae8e58d0c8124ef67594516b0220e6be234af8bb60dfc415

    • Size

      8.6MB

    • MD5

      0a61c74610a96a8f56d5b6004cc108e6

    • SHA1

      bb4a19634e0c36edb321fe9d4e5fe8efacff0b66

    • SHA256

      c0195b5290e2bbd1ae8e58d0c8124ef67594516b0220e6be234af8bb60dfc415

    • SHA512

      2491eff99cc30de23340f7885b0700f9e882bb2bd32e7b84ddda2a538003bdcf63e94dc04a10ce268a8817bb67eaebddddd3e284a81d68952acc224ce573cb13

    • SSDEEP

      98304:F7BVjydaK8Tm3RsFzjWTDtX60Bx0jSj757r7oHX5iSRGSWVK0au:F7qd1wm3Rg3GDtX60BCmj75jgXrGUVu

    • Octo

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

    • Octo family

    • Octo payload

    • Checks Android system properties for emulator presence.

    • 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