General

  • Target

    5b4d4f115a04efcf8824d69791927cf9434922bae0691e08bbaf642113831fdb.bin

  • Size

    2.4MB

  • Sample

    241209-1wx7casqd1

  • MD5

    110543d6583000860725629dfa7656ab

  • SHA1

    8621e7b8c125742614a312fad1c2f38557e15615

  • SHA256

    5b4d4f115a04efcf8824d69791927cf9434922bae0691e08bbaf642113831fdb

  • SHA512

    75bf480f20b32374097deae72a771f447260d210431330fa2b122b1c95af8da965753bca61b7c5b73134c2bfb82903c2200374645686a3afd6cff2d4a38645df

  • SSDEEP

    49152:5HzCqiwI/rGrTU9rnA5qh5u7d21goEnskNZkUqG5TSfzvgrZ:p9wrGfGrGqodegoSdNZzqGFaz4rZ

Malware Config

Extracted

Family

octo

C2

https://934437453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://88237453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://662333981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://96255553981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://28237453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://162333981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://26255553981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

rc4.plain

Extracted

Family

octo

C2

https://934437453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://88237453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://662333981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://96255553981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://28237453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://162333981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://26255553981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://934437453981d0595033c23.com/MzQ3NjU5NDBhMjNj/

https://7894437453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://8774437453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://5564237453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

https://661544537453981d0595033c23.xyz/MzQ3NjU5NDBhMjNj/

AES_key

Targets

    • Target

      5b4d4f115a04efcf8824d69791927cf9434922bae0691e08bbaf642113831fdb.bin

    • Size

      2.4MB

    • MD5

      110543d6583000860725629dfa7656ab

    • SHA1

      8621e7b8c125742614a312fad1c2f38557e15615

    • SHA256

      5b4d4f115a04efcf8824d69791927cf9434922bae0691e08bbaf642113831fdb

    • SHA512

      75bf480f20b32374097deae72a771f447260d210431330fa2b122b1c95af8da965753bca61b7c5b73134c2bfb82903c2200374645686a3afd6cff2d4a38645df

    • SSDEEP

      49152:5HzCqiwI/rGrTU9rnA5qh5u7d21goEnskNZkUqG5TSfzvgrZ:p9wrGfGrGqodegoSdNZzqGFaz4rZ

    • Octo

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

    • Octo family

    • Octo payload

    • 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 Mobile v15

Tasks