General

  • Target

    5d784e42feb9a6eaf95a50cff924d1f6aee9d61db23548af45160aad52f6c45c

  • Size

    9.7MB

  • Sample

    241216-cqzafszrfq

  • MD5

    3c8edc09b6670b1134f50f35ab6531b9

  • SHA1

    98c24c59514bd49770d6d4acdd13dcb892e6c443

  • SHA256

    5d784e42feb9a6eaf95a50cff924d1f6aee9d61db23548af45160aad52f6c45c

  • SHA512

    3d8fad8d1295d7787215021447568681e2fa235c38caf454bca6047004a085cdcf430729ccbfc9e932e518834e1798c4d916c6498c96638aa393131d25379477

  • SSDEEP

    196608:S0edPOXgX65O2PwQpOOctega3COvDFVZIeUJCsnMrExvXNDF+TdGs1M+YMG:beRd2Z3p5ct4ZIeSMKdq5m+Y

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      5d784e42feb9a6eaf95a50cff924d1f6aee9d61db23548af45160aad52f6c45c

    • Size

      9.7MB

    • MD5

      3c8edc09b6670b1134f50f35ab6531b9

    • SHA1

      98c24c59514bd49770d6d4acdd13dcb892e6c443

    • SHA256

      5d784e42feb9a6eaf95a50cff924d1f6aee9d61db23548af45160aad52f6c45c

    • SHA512

      3d8fad8d1295d7787215021447568681e2fa235c38caf454bca6047004a085cdcf430729ccbfc9e932e518834e1798c4d916c6498c96638aa393131d25379477

    • SSDEEP

      196608:S0edPOXgX65O2PwQpOOctega3COvDFVZIeUJCsnMrExvXNDF+TdGs1M+YMG:beRd2Z3p5ct4ZIeSMKdq5m+Y

    • Target

      base.apk

    • Size

      7.6MB

    • MD5

      4533b2231f3e08626cf63cdb8555c1ce

    • SHA1

      190a9329fafba8cc1101368020f860c0cde8b730

    • SHA256

      0d1dbbbcf2d9f6e66c931a4e0594322b4c37d4c00b31e88b4b43bcf3295da5d0

    • SHA512

      a9f37d06c6347e1bd1fcd9ccdee725cad2ebac6843324e3e2eb4300455076cbb3e796e21436c36b9c53a18e8e6294cb28153b5b6c74a12f9d8fc4131b9b44ede

    • SSDEEP

      196608:efYmEq3XnRwPrdU0nvLfPFqd9GwrQ01jElY:lLrdLDy3Q1lY

    • 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