General

  • Target

    28ba18654316018869c8642a15ce97550d345abec1c585fc6f5b7832d4998098.bin

  • Size

    527KB

  • Sample

    240801-1zkqessgmf

  • MD5

    2802cfb795a91ae97399596fb4a0a3f7

  • SHA1

    02669e1696a346be6d7b16494e7fbb1bf25b8e6a

  • SHA256

    28ba18654316018869c8642a15ce97550d345abec1c585fc6f5b7832d4998098

  • SHA512

    a16cc5b80555dc0f9e8cdc380e56f781bf8e405185614c887f52499137eff9cdee54da1540107c4c1b6fee2f53f0994987f65d573bdd05abfa69ea8a4ed9ba91

  • SSDEEP

    12288:8tfy0r7vEhYt/qPHUdjlJsunGlxYVzHhpM:8ByujoYHdjlmiVzHhpM

Malware Config

Extracted

Family

octo

C2

https://1fdghhoo11.top/doc/

https://2fdghhoo11.top/doc/

https://3fdghhoo11.top/doc/

https://4fdghhoo11.top/doc/

https://5fdghhoo11.top/doc/

https://6fdghhoo11.top/doc/

https://7fdghhoo11.top/doc/

https://8fdghhoo11.top/doc/

https://9fdghhoo11.top/doc/

https://10fdghhoo11.top/doc/

https://11fdghhoo11.top/doc/

https://12fdghhoo11.top/doc/

https://13fdghhoo11.top/doc/

https://14fdghhoo11.top/doc/

https://15fdghhoo11.top/doc/

https://16fdghhoo11.top/doc/

https://17fdghhoo11.top/doc/

https://18fdghhoo11.top/doc/

https://19fdghhoo11.top/doc/

https://20fdghhoo11.top/doc/

AES_key

Targets

    • Target

      28ba18654316018869c8642a15ce97550d345abec1c585fc6f5b7832d4998098.bin

    • Size

      527KB

    • MD5

      2802cfb795a91ae97399596fb4a0a3f7

    • SHA1

      02669e1696a346be6d7b16494e7fbb1bf25b8e6a

    • SHA256

      28ba18654316018869c8642a15ce97550d345abec1c585fc6f5b7832d4998098

    • SHA512

      a16cc5b80555dc0f9e8cdc380e56f781bf8e405185614c887f52499137eff9cdee54da1540107c4c1b6fee2f53f0994987f65d573bdd05abfa69ea8a4ed9ba91

    • SSDEEP

      12288:8tfy0r7vEhYt/qPHUdjlJsunGlxYVzHhpM:8ByujoYHdjlmiVzHhpM

    • Octo

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

    • 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.

    • 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.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

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

MITRE ATT&CK Matrix

Tasks