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General

  • Target

    93dc9e9017f77ecfd8d212fc4d3cd2a0aea0cda858f657f7ca271501ce81f26e

  • Size

    8.8MB

  • Sample

    250322-anje4sxpy2

  • MD5

    1e1292a3a039d4b8b93914696a9ba8b8

  • SHA1

    ec53d766f834301d5108bbf24f539f5f4437b686

  • SHA256

    93dc9e9017f77ecfd8d212fc4d3cd2a0aea0cda858f657f7ca271501ce81f26e

  • SHA512

    5d1865a05b824049e9b1da2c90286210569e2608ce6f8055d6ea5efa847f6a0b9a8a6792ab73a65f184493de7837ddd1292ae22be26e25f3cbb6bf6f9a87afb4

  • SSDEEP

    196608:7i6wRFeYqfEWc7zle0A+0OydgQzkGPsO+PP+R7+BDj0yi:bwC15cvgQ0OIUO+PP/E

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      93dc9e9017f77ecfd8d212fc4d3cd2a0aea0cda858f657f7ca271501ce81f26e

    • Size

      8.8MB

    • MD5

      1e1292a3a039d4b8b93914696a9ba8b8

    • SHA1

      ec53d766f834301d5108bbf24f539f5f4437b686

    • SHA256

      93dc9e9017f77ecfd8d212fc4d3cd2a0aea0cda858f657f7ca271501ce81f26e

    • SHA512

      5d1865a05b824049e9b1da2c90286210569e2608ce6f8055d6ea5efa847f6a0b9a8a6792ab73a65f184493de7837ddd1292ae22be26e25f3cbb6bf6f9a87afb4

    • SSDEEP

      196608:7i6wRFeYqfEWc7zle0A+0OydgQzkGPsO+PP+R7+BDj0yi:bwC15cvgQ0OIUO+PP/E

    • Target

      base.apk

    • Size

      7.2MB

    • MD5

      f2b62d9ca5265e0231c4967d2f954cc9

    • SHA1

      0dccad4a8cee57b1c02705339f5508cda33939f9

    • SHA256

      f081db526aa37f891fde022b80bc6cff8a29d4611cd3353065b6805c8568ec61

    • SHA512

      4d1c73cb4d3f8b84c82b8a58fad55c3172bb5427ea0488bae213effa31149b3f01f8e6995cd703b88a60dd8221671653f3e24afce0a77ece58ffb4afc667188b

    • SSDEEP

      98304:L7YaZA3XlRshOM5iSRGeWVK3C6j+e7mnffQq7ujC:L7C3XlR1MreUX7mffujC

    • Octo

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

    • Octo family

    • Octo payload

    • Removes its main activity from the application launcher

    • 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