General

  • Target

    file

  • Size

    4.9MB

  • Sample

    250121-gaptasynap

  • MD5

    4dce51489a7bc7a31031b3cae3bf1700

  • SHA1

    684ce379c15927d4d3692b0ee62d74fe6d2216dc

  • SHA256

    36954ffe52f47d05769e3c4e647a2c17e5b02d84cdc0f4f36dfd4ec1d43fb5f1

  • SHA512

    7b3f3b1cb720e7e4e76e0e986be9ac75b48fd9ee23e2ab57b837beeda8c5c5d869a17b0be92484e16880ba386ec0813c37860806d3fa5c016ed87c83fd27558a

  • SSDEEP

    49152:I1RsEXF1K1ij7k45iS7xrGArO6aQ2jVKScALUvaC7g/VsDH:uRsu8ij7N5iSRGGAVKJ/84

Malware Config

Extracted

Family

octo

C2

https://6a840c7b1770b50a6c7873eb46edbce8.biz

AES_key
AES_key
AES_key
AES_key

Targets

    • Target

      file

    • Size

      4.9MB

    • MD5

      4dce51489a7bc7a31031b3cae3bf1700

    • SHA1

      684ce379c15927d4d3692b0ee62d74fe6d2216dc

    • SHA256

      36954ffe52f47d05769e3c4e647a2c17e5b02d84cdc0f4f36dfd4ec1d43fb5f1

    • SHA512

      7b3f3b1cb720e7e4e76e0e986be9ac75b48fd9ee23e2ab57b837beeda8c5c5d869a17b0be92484e16880ba386ec0813c37860806d3fa5c016ed87c83fd27558a

    • SSDEEP

      49152:I1RsEXF1K1ij7k45iS7xrGArO6aQ2jVKScALUvaC7g/VsDH:uRsu8ij7N5iSRGGAVKJ/84

    • 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.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • 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.

MITRE ATT&CK Mobile v15

Tasks