General

  • Target

    6ef7e59a91ff7790a21ba5bbed314581056d500654065bdeb5d56fa95dc70d50

  • Size

    4.8MB

  • Sample

    241104-r5zxvs1jhw

  • MD5

    a502c937390dfc5071ecd831f70383a8

  • SHA1

    e2f8a58bb07738e34b74fd1faa77b82835f594d0

  • SHA256

    6ef7e59a91ff7790a21ba5bbed314581056d500654065bdeb5d56fa95dc70d50

  • SHA512

    8d0146dfd672dab6e03570314a0efebd2773b4d2697d8347078d347bf132aa52f31fc6eb6a58b84944c7b42c98d64e29507ef91b0ed6c8da1694599f553a4319

  • SSDEEP

    49152:xRsEXAhcKbQ3Xqx45iS7xrGc9fOoWhqjVKSc3XDi9bh5BKNMP8BnS:xRshceQ3Xz5iSRGpUVKV2vCW

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      6ef7e59a91ff7790a21ba5bbed314581056d500654065bdeb5d56fa95dc70d50

    • Size

      4.8MB

    • MD5

      a502c937390dfc5071ecd831f70383a8

    • SHA1

      e2f8a58bb07738e34b74fd1faa77b82835f594d0

    • SHA256

      6ef7e59a91ff7790a21ba5bbed314581056d500654065bdeb5d56fa95dc70d50

    • SHA512

      8d0146dfd672dab6e03570314a0efebd2773b4d2697d8347078d347bf132aa52f31fc6eb6a58b84944c7b42c98d64e29507ef91b0ed6c8da1694599f553a4319

    • SSDEEP

      49152:xRsEXAhcKbQ3Xqx45iS7xrGc9fOoWhqjVKSc3XDi9bh5BKNMP8BnS:xRshceQ3Xz5iSRGpUVKV2vCW

    • 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