General

  • Target

    a8ddbbb71f2d3fac7f6be81d9465e83ab1c9cd8befee7fe6999062009f8de8d0

  • Size

    4.9MB

  • Sample

    241104-r5zxvs1fle

  • MD5

    d4bc6613301ed37a1a7eb222e5b656a8

  • SHA1

    59102148ed9fb96d3390db2c48d0b796163bae40

  • SHA256

    a8ddbbb71f2d3fac7f6be81d9465e83ab1c9cd8befee7fe6999062009f8de8d0

  • SHA512

    8353acf14a95bcee6e173a75dfddebb902d026f7d44ef0dbb7844a0e9cdbbde1d5f2c004f8a0a3e1fbdb152fd77e9094e4df368e3a071c3bba0a5ce3c98d7347

  • SSDEEP

    49152:KRsEXv0/6CKsg3X5g45iS7xrGhro6cnxjVKScTNE3ACCTZJ9ZROVUzXc3dP:KRsEA6CNg3XD5iSRGypVKsUTZfzX8P

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      a8ddbbb71f2d3fac7f6be81d9465e83ab1c9cd8befee7fe6999062009f8de8d0

    • Size

      4.9MB

    • MD5

      d4bc6613301ed37a1a7eb222e5b656a8

    • SHA1

      59102148ed9fb96d3390db2c48d0b796163bae40

    • SHA256

      a8ddbbb71f2d3fac7f6be81d9465e83ab1c9cd8befee7fe6999062009f8de8d0

    • SHA512

      8353acf14a95bcee6e173a75dfddebb902d026f7d44ef0dbb7844a0e9cdbbde1d5f2c004f8a0a3e1fbdb152fd77e9094e4df368e3a071c3bba0a5ce3c98d7347

    • SSDEEP

      49152:KRsEXv0/6CKsg3X5g45iS7xrGhro6cnxjVKScTNE3ACCTZJ9ZROVUzXc3dP:KRsEA6CNg3XD5iSRGypVKsUTZfzX8P

    • 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