General

  • Target

    51f9972e563dad2e07b5119bf8c3a02a0f8e903f933c1a1403b66fff4346e39d.bin

  • Size

    541KB

  • Sample

    241129-15fzestlgj

  • MD5

    986469fcf203e0ffe2253d718854f24a

  • SHA1

    9213bf0e4b68febc053c7dc9012ce13399ba8367

  • SHA256

    51f9972e563dad2e07b5119bf8c3a02a0f8e903f933c1a1403b66fff4346e39d

  • SHA512

    399d10c62cf82671c2a65a4ef42737a5a55fd83e0fa8ece26d5429a6cb7a279e28ec6d6364c824462752183f17af46c7d82727d5b1d41ac5de116e6774f5163a

  • SSDEEP

    12288:hY/F190tXFuOt74VMPMOCmNW0Is3coM7VDn7j0nzi7SMQ:WLG1uOt74VeUdsMoMhn7on4u

Malware Config

Extracted

Family

octo

C2

https://2uxafnknc4.net/YzgwMjM0NDkzZTQ3/

https://6xd7twv543.org/YzgwMjM0NDkzZTQ3/

https://xblxyxn84y.pro/YzgwMjM0NDkzZTQ3/

https://gt2xhtlmxg.xyz/YzgwMjM0NDkzZTQ3/

https://uchgrh8nb5.com/YzgwMjM0NDkzZTQ3/

rc4.plain

Extracted

Family

octo

C2

https://2uxafnknc4.net/YzgwMjM0NDkzZTQ3/

https://6xd7twv543.org/YzgwMjM0NDkzZTQ3/

https://xblxyxn84y.pro/YzgwMjM0NDkzZTQ3/

https://gt2xhtlmxg.xyz/YzgwMjM0NDkzZTQ3/

https://uchgrh8nb5.com/YzgwMjM0NDkzZTQ3/

AES_key

Targets

    • Target

      51f9972e563dad2e07b5119bf8c3a02a0f8e903f933c1a1403b66fff4346e39d.bin

    • Size

      541KB

    • MD5

      986469fcf203e0ffe2253d718854f24a

    • SHA1

      9213bf0e4b68febc053c7dc9012ce13399ba8367

    • SHA256

      51f9972e563dad2e07b5119bf8c3a02a0f8e903f933c1a1403b66fff4346e39d

    • SHA512

      399d10c62cf82671c2a65a4ef42737a5a55fd83e0fa8ece26d5429a6cb7a279e28ec6d6364c824462752183f17af46c7d82727d5b1d41ac5de116e6774f5163a

    • SSDEEP

      12288:hY/F190tXFuOt74VMPMOCmNW0Is3coM7VDn7j0nzi7SMQ:WLG1uOt74VeUdsMoMhn7on4u

    • 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.

    • 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