General

  • Target

    42f63c0ba107e97ed9e00d5109adcfefd5968975f9517d31d6c3d6e3354b8e48

  • Size

    4.8MB

  • Sample

    241104-r5zl4a1fld

  • MD5

    a26d6191e1e43a9338514a56482fe1ae

  • SHA1

    a3d15c6ee19ab955c410de0c1ea00a6b854c20ef

  • SHA256

    42f63c0ba107e97ed9e00d5109adcfefd5968975f9517d31d6c3d6e3354b8e48

  • SHA512

    b2612043debb1d5a06785b7c5e16ae6bc3e144ad36fb69719846d67b19ab5c71b587565f052e3e9c15071fde0f7ad485526ec018edc72ea9efefa1cd07c95db1

  • SSDEEP

    49152:ZJRsEXJAdIkK1k3XjD45iS7xrGLrz+eEtjjVKSccIoLOC2rYDM6jQ9DGd+ae:ZJRsVOkEk3XQ5iSRGwtfVKcaWMSsGMae

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      42f63c0ba107e97ed9e00d5109adcfefd5968975f9517d31d6c3d6e3354b8e48

    • Size

      4.8MB

    • MD5

      a26d6191e1e43a9338514a56482fe1ae

    • SHA1

      a3d15c6ee19ab955c410de0c1ea00a6b854c20ef

    • SHA256

      42f63c0ba107e97ed9e00d5109adcfefd5968975f9517d31d6c3d6e3354b8e48

    • SHA512

      b2612043debb1d5a06785b7c5e16ae6bc3e144ad36fb69719846d67b19ab5c71b587565f052e3e9c15071fde0f7ad485526ec018edc72ea9efefa1cd07c95db1

    • SSDEEP

      49152:ZJRsEXJAdIkK1k3XjD45iS7xrGLrz+eEtjjVKSccIoLOC2rYDM6jQ9DGd+ae:ZJRsVOkEk3XQ5iSRGwtfVKcaWMSsGMae

    • 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.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

MITRE ATT&CK Mobile v15

Tasks