General

  • Target

    980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6.bin

  • Size

    537KB

  • Sample

    241113-1yz4qatlgk

  • MD5

    3d015ebf05080ab00273d208fa1b6743

  • SHA1

    5e92c5b12b5fbe2a5289b425638a11a188f779c6

  • SHA256

    980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6

  • SHA512

    865ebf19d1ba5a08473acae8e4ac84d70cb5104e25ca1ce6fd068f2a9dd9e34c18ebbdc4e5c400e2fd0e5850781b9081eb43df6e0abbde880d698d30e977df92

  • SSDEEP

    12288:9RXLVie3QvV3wa0ooJIPK0ZSIOWOMNRpjcBd5unflfHoog+m:JQRyMNUBd5unfHm

Malware Config

Extracted

Family

octo

C2

https://stormslva.net/ZjkyOTc3MWMxMzky/

https://androstrm.com/ZjkyOTc3MWMxMzky/

rc4.plain

Extracted

Family

octo

C2

https://stormslva.net/ZjkyOTc3MWMxMzky/

https://androstrm.com/ZjkyOTc3MWMxMzky/

https://strmphone.net/ZjkyOTc3MWMxMzky/ https://slmbebekstrm.net/ZjkyOTc3MWMxMzky/

AES_key

Targets

    • Target

      980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6.bin

    • Size

      537KB

    • MD5

      3d015ebf05080ab00273d208fa1b6743

    • SHA1

      5e92c5b12b5fbe2a5289b425638a11a188f779c6

    • SHA256

      980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6

    • SHA512

      865ebf19d1ba5a08473acae8e4ac84d70cb5104e25ca1ce6fd068f2a9dd9e34c18ebbdc4e5c400e2fd0e5850781b9081eb43df6e0abbde880d698d30e977df92

    • SSDEEP

      12288:9RXLVie3QvV3wa0ooJIPK0ZSIOWOMNRpjcBd5unflfHoog+m:JQRyMNUBd5unfHm

    • Octo

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

    • Octo family

    • 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).

MITRE ATT&CK Mobile v15

Tasks