General

  • Target

    9bdbe82471417fe95aab9704f6741a7fd66ea609b78b9a0fd70a57f16a8e78d0.bin

  • Size

    1.6MB

  • Sample

    240815-1w89ls1hlm

  • MD5

    ef7c345840184faefbd1d629281b8697

  • SHA1

    348f65d1385c4738f70f1cf2fd848fcc6cf64e16

  • SHA256

    9bdbe82471417fe95aab9704f6741a7fd66ea609b78b9a0fd70a57f16a8e78d0

  • SHA512

    67be7408447085d4a8c7989b7cd18730d5ab3b66a131a021f043ddcd63c791c12ca69b44dc03135f2f07eef82a8dd688350ae240a0a7f1182246e2c010f43468

  • SSDEEP

    49152:bS4iz0IbRpnpihRG+95oJ6tqPf2qOtJvahLrgCIIo7LJtf2nT:bdigW5i39SJ6MPfPwvcLrgCNo7LJtM

Malware Config

Extracted

Family

octo

C2

https://baswas25sa.com/serfixpth/

https://cceqwddasyay22.com/serfixpth/

https://essmqeew32cc1x.ru/serfixpth/

https://ru3uasssjs4122.ru/serfixpth/

https://ru3us2asssjs4122.ru/serfixpth/

rc4.plain

Extracted

Family

octo

C2

https://baswas25sa.com/serfixpth/

https://cceqwddasyay22.com/serfixpth/

https://essmqeew32cc1x.ru/serfixpth/

https://ru3uasssjs4122.ru/serfixpth/

https://ru3us2asssjs4122.ru/serfixpth/

AES_key

Targets

    • Target

      9bdbe82471417fe95aab9704f6741a7fd66ea609b78b9a0fd70a57f16a8e78d0.bin

    • Size

      1.6MB

    • MD5

      ef7c345840184faefbd1d629281b8697

    • SHA1

      348f65d1385c4738f70f1cf2fd848fcc6cf64e16

    • SHA256

      9bdbe82471417fe95aab9704f6741a7fd66ea609b78b9a0fd70a57f16a8e78d0

    • SHA512

      67be7408447085d4a8c7989b7cd18730d5ab3b66a131a021f043ddcd63c791c12ca69b44dc03135f2f07eef82a8dd688350ae240a0a7f1182246e2c010f43468

    • SSDEEP

      49152:bS4iz0IbRpnpihRG+95oJ6tqPf2qOtJvahLrgCIIo7LJtf2nT:bdigW5i39SJ6MPfPwvcLrgCNo7LJtM

    • 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 Mobile v15

Tasks