General

  • Target

    ea553f8c4ef122360c7eee3b8bb7a7b5ec0313cbee4395e8a7236472b071d507.bin

  • Size

    541KB

  • Sample

    240531-111s2aga39

  • MD5

    27cdb62e6e79f5e0012198d1ac1d8d0a

  • SHA1

    32a2eff12db206395e61586557a2566944c9730f

  • SHA256

    ea553f8c4ef122360c7eee3b8bb7a7b5ec0313cbee4395e8a7236472b071d507

  • SHA512

    a9303b6bc597001c852c3aca0ebfca51986f8608b6d816c294c2bd0a50e83ec295f083f2be23b63b588692fb097f85f66068269df3569cdcd7c22c4041b2174e

  • SSDEEP

    12288:MuQWP486fYjki+lZrrtfeWDi5o2bT3mcgoKO/20RSm3wk+RZn:iW0gZ+lZrrtfeWeoQzmpoTemgko

Malware Config

Extracted

Family

octo

C2

https://adile56tasarim.com/ZDQ5M2JhM2ZkZTkx/

https://5adiletasarim.com/ZDQ5M2JhM2ZkZTkx/

https://adbennaberortak.com/ZDQ5M2JhM2ZkZTkx/

https://selammudur24.com/ZDQ5M2JhM2ZkZTkx/

https://yavasyavaslo261.com/ZDQ5M2JhM2ZkZTkx/

AES_key

Targets

    • Target

      ea553f8c4ef122360c7eee3b8bb7a7b5ec0313cbee4395e8a7236472b071d507.bin

    • Size

      541KB

    • MD5

      27cdb62e6e79f5e0012198d1ac1d8d0a

    • SHA1

      32a2eff12db206395e61586557a2566944c9730f

    • SHA256

      ea553f8c4ef122360c7eee3b8bb7a7b5ec0313cbee4395e8a7236472b071d507

    • SHA512

      a9303b6bc597001c852c3aca0ebfca51986f8608b6d816c294c2bd0a50e83ec295f083f2be23b63b588692fb097f85f66068269df3569cdcd7c22c4041b2174e

    • SSDEEP

      12288:MuQWP486fYjki+lZrrtfeWDi5o2bT3mcgoKO/20RSm3wk+RZn:iW0gZ+lZrrtfeWeoQzmpoTemgko

    • 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

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Prevents application removal

      Application may abuse the framework's APIs to prevent removal.

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

    • Removes its main activity from the application launcher

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

    • Requests modifying system settings.

    • Checks CPU information

      Checks CPU information which indicate if the system is an emulator.

    • Checks memory information

      Checks memory information which indicate if the system is an emulator.

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • 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 the mobile country code (MCC)

    • Queries the phone number (MSISDN for GSM devices)

    • Registers a broadcast receiver at runtime (usually for listening for system events)

    • Acquires the wake lock

    • 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 Matrix

Tasks