General

  • Target

    a260fd49be5cf8be70453a377384fd51add1a4293e3d203a3eeddea1eab9554f.bin

  • Size

    509KB

  • Sample

    240803-1wz1yawgql

  • MD5

    e53f1aa7c28708d7e684791d88107df5

  • SHA1

    3822639611623cd91df39859017f30e61409728b

  • SHA256

    a260fd49be5cf8be70453a377384fd51add1a4293e3d203a3eeddea1eab9554f

  • SHA512

    48d30e29f2cdda944b5c4abf205fad3c88778f0170132fcfd11e29112462880a55649e9ec4d1d0edb9f7fa86e5bc077e959a348492688d16dfaed6e12b0c32de

  • SSDEEP

    12288:BUKG1DJFeKJQaBAZ2nvGb83yNqsElRLqOMyzuXj5qCnR:BYDJgaB/vM83NsmRmOI3nR

Malware Config

Extracted

Family

octo

C2

https://mutocosturoyur.com/YmJhM2M5ZjYyODY5/

https://lolo2naberlo.com/YmJhM2M5ZjYyODY5/

https://havalarsicaktir.com/YmJhM2M5ZjYyODY5/

https://calısmıske34r.com/YmJhM2M5ZjYyODY5/

https://r4s5t2t2fa.com/YmJhM2M5ZjYyODY5/

https://gurcustill254.com/YmJhM2M5ZjYyODY5/

AES_key

Targets

    • Target

      a260fd49be5cf8be70453a377384fd51add1a4293e3d203a3eeddea1eab9554f.bin

    • Size

      509KB

    • MD5

      e53f1aa7c28708d7e684791d88107df5

    • SHA1

      3822639611623cd91df39859017f30e61409728b

    • SHA256

      a260fd49be5cf8be70453a377384fd51add1a4293e3d203a3eeddea1eab9554f

    • SHA512

      48d30e29f2cdda944b5c4abf205fad3c88778f0170132fcfd11e29112462880a55649e9ec4d1d0edb9f7fa86e5bc077e959a348492688d16dfaed6e12b0c32de

    • SSDEEP

      12288:BUKG1DJFeKJQaBAZ2nvGb83yNqsElRLqOMyzuXj5qCnR:BYDJgaB/vM83NsmRmOI3nR

    • 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.

    • 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).

    • Requests modifying system settings.

MITRE ATT&CK Matrix

Tasks