General

  • Target

    3a78c03342da8226dbda1a372402a83fcbc350426b14e4ecd4ff69149b14c595

  • Size

    9.4MB

  • Sample

    241201-1kd94axraj

  • MD5

    0f0b187f5fcdfc74ecea183b306db7e5

  • SHA1

    96de75bfb888dac59e35f2949f40dec3f7d860c7

  • SHA256

    3a78c03342da8226dbda1a372402a83fcbc350426b14e4ecd4ff69149b14c595

  • SHA512

    68112e38b0d9adfc7e807e2714d45b5f7b2b69b5e09d429e8c04edd04a96dfe28388f3212dcf0746fdf936b31081a9610ebe4033d25a039957d349137cbb249a

  • SSDEEP

    196608:E1AVKU5GcOMQ4B2Yb9AzpSreL5jir3brH8YIl4eaY3XMxhCGUHNa:EBU5UMD25VLRirHLIl4MLg

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      3a78c03342da8226dbda1a372402a83fcbc350426b14e4ecd4ff69149b14c595

    • Size

      9.4MB

    • MD5

      0f0b187f5fcdfc74ecea183b306db7e5

    • SHA1

      96de75bfb888dac59e35f2949f40dec3f7d860c7

    • SHA256

      3a78c03342da8226dbda1a372402a83fcbc350426b14e4ecd4ff69149b14c595

    • SHA512

      68112e38b0d9adfc7e807e2714d45b5f7b2b69b5e09d429e8c04edd04a96dfe28388f3212dcf0746fdf936b31081a9610ebe4033d25a039957d349137cbb249a

    • SSDEEP

      196608:E1AVKU5GcOMQ4B2Yb9AzpSreL5jir3brH8YIl4eaY3XMxhCGUHNa:EBU5UMD25VLRirHLIl4MLg

    • Target

      base.apk

    • Size

      7.8MB

    • MD5

      5d831c0e36819ddef6b5b65b9eb55bb5

    • SHA1

      dec7cb50027a807bb39d582024625d1ae072c3ea

    • SHA256

      d31a5392b34e71357268732875e3a6a3634a3f455042d0471164056cddea69cd

    • SHA512

      a90d6d3fdc03e81b3a08cd2e8b1eaa8d0c03e37a5767d05310311833d68bc8bc51191edc11112353c8561a94570d82ac9c22322a124b3f4fdb50c135a86d8f91

    • SSDEEP

      98304:6IKgO34lO/rCLHdxRfKXcgklipbTj7UVKo75iSRGYgGiBIYIkRs+w:/O3tr6xRfKXGlipPj7UUurjeIhkRjw

    • 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