General

  • Target

    035fa5650ea10a63653b194578148fdff04ad7fd093a36fc72427f9588945def.bin

  • Size

    589KB

  • Sample

    250106-1xyjha1rcp

  • MD5

    e4b1fe392aedfd7006f977d8937e6876

  • SHA1

    e77ba3ee039dd477cf3f28ecfbba04d71ff28ebc

  • SHA256

    035fa5650ea10a63653b194578148fdff04ad7fd093a36fc72427f9588945def

  • SHA512

    5095134d7d56f4f95347431493c5542d5dc1a95ca569dadc5c76c962f0d782a74a8bbbf05b11668e6ffb657d74f9015bb26f0b63db188ca7ee9dbd733530e25b

  • SSDEEP

    12288:GSiVGakgqJu7G78+O+2fO4Rs79Y4twan4fjL0op0chQGQFlyXE/gl6Us2:rdgqJu7aElO42q4twrMciTyXE/glBs2

Malware Config

Extracted

Family

octo

C2

https://93.123.85.21:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://93.123.85.21:7117/gate/

AES_key

Targets

    • Target

      035fa5650ea10a63653b194578148fdff04ad7fd093a36fc72427f9588945def.bin

    • Size

      589KB

    • MD5

      e4b1fe392aedfd7006f977d8937e6876

    • SHA1

      e77ba3ee039dd477cf3f28ecfbba04d71ff28ebc

    • SHA256

      035fa5650ea10a63653b194578148fdff04ad7fd093a36fc72427f9588945def

    • SHA512

      5095134d7d56f4f95347431493c5542d5dc1a95ca569dadc5c76c962f0d782a74a8bbbf05b11668e6ffb657d74f9015bb26f0b63db188ca7ee9dbd733530e25b

    • SSDEEP

      12288:GSiVGakgqJu7G78+O+2fO4Rs79Y4twan4fjL0op0chQGQFlyXE/gl6Us2:rdgqJu7aElO42q4twrMciTyXE/glBs2

    • 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