Resubmissions

28-08-2023 03:14

230828-drt8kaha7x 10

27-08-2023 07:43

230827-jknebsaa7y 10

13-03-2023 08:26

230313-kb22ssbd8y 10

General

  • Target

    4261cc05a8c4ecaf1605ef931397a4d97cc12fe38738a4f6016c3695aa2c571f

  • Size

    1.4MB

  • Sample

    230313-kb22ssbd8y

  • MD5

    85b7a0e8cdee68bca806fc45948c2d82

  • SHA1

    9b07766286667e6444c93e86d833a426a5d660f0

  • SHA256

    4261cc05a8c4ecaf1605ef931397a4d97cc12fe38738a4f6016c3695aa2c571f

  • SHA512

    2b96e5ae7597ea50255f615a29a7fe62dbfb16616aa02135b38223d40ccdf32b0c29d66ac8296449ce34fbcf5cc12ed16b617a4afe8649e0ba1bebd78d064213

  • SSDEEP

    24576:cCwdv9Xe5XTlreQU99NRvxZKZcxRYjMIioPZcjdNN+60Dzgv4HBd:zwdvQlTl05JEZcPYjMIZRcZNN+6ozgvC

Malware Config

Extracted

Family

octo

C2

https://s22231232fdnsjds.top/PArhFzp5sG2sN/

https://s32231232fdnsjds.top/PArhFzp5sG2sN/

https://s42231232fdnsjds.top/PArhFzp5sG2sN/

AES_key

Targets

    • Target

      4261cc05a8c4ecaf1605ef931397a4d97cc12fe38738a4f6016c3695aa2c571f

    • Size

      1.4MB

    • MD5

      85b7a0e8cdee68bca806fc45948c2d82

    • SHA1

      9b07766286667e6444c93e86d833a426a5d660f0

    • SHA256

      4261cc05a8c4ecaf1605ef931397a4d97cc12fe38738a4f6016c3695aa2c571f

    • SHA512

      2b96e5ae7597ea50255f615a29a7fe62dbfb16616aa02135b38223d40ccdf32b0c29d66ac8296449ce34fbcf5cc12ed16b617a4afe8649e0ba1bebd78d064213

    • SSDEEP

      24576:cCwdv9Xe5XTlreQU99NRvxZKZcxRYjMIioPZcjdNN+60Dzgv4HBd:zwdvQlTl05JEZcPYjMIZRcZNN+6ozgvC

    • Octo

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

    • Octo payload

    • Makes use of the framework's Accessibility service.

    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).

    • Acquires the wake lock.

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Reads information about phone network operator.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

    • Removes a system notification.

    • Uses Crypto APIs (Might try to encrypt user data).

MITRE ATT&CK Matrix

Tasks