General

  • Target

    file

  • Size

    8.0MB

  • Sample

    250121-gvkp3szmcp

  • MD5

    5736cf197b411dd8a4c5b012e9f2d956

  • SHA1

    8f7ecd53e61a7fcaa83cce656d779ff2ecb9e1c8

  • SHA256

    b3b760a643dd55967f0ce2cf32187e4b0574eedfc4fa02d098412967307396d4

  • SHA512

    c079c53ee588eed00fd03d2e188dcbd53d839ca38212b7bd9da5b6957ce89f8466fdbd02ce680d6089fced000c25455af6362f3f5ad04de2b6dedf3031a88c07

  • SSDEEP

    98304:a5vj7sr/N43VKOm5iSRGHpggj+2KlUy3i4ndRsVZW30j7ej:43srF43URrY8GUdRYUkj7ej

Malware Config

Extracted

Family

octo

AES_key
AES_key
AES_key
AES_key

Targets

    • Target

      file

    • Size

      8.0MB

    • MD5

      5736cf197b411dd8a4c5b012e9f2d956

    • SHA1

      8f7ecd53e61a7fcaa83cce656d779ff2ecb9e1c8

    • SHA256

      b3b760a643dd55967f0ce2cf32187e4b0574eedfc4fa02d098412967307396d4

    • SHA512

      c079c53ee588eed00fd03d2e188dcbd53d839ca38212b7bd9da5b6957ce89f8466fdbd02ce680d6089fced000c25455af6362f3f5ad04de2b6dedf3031a88c07

    • SSDEEP

      98304:a5vj7sr/N43VKOm5iSRGHpggj+2KlUy3i4ndRsVZW30j7ej:43srF43URrY8GUdRYUkj7ej

    • Octo

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

    • Octo family

    • Octo payload

    • Checks Android system properties for emulator presence.

    • 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.

    • 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