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General

  • Target

    b321719ebcb565c70ee1c7b6505b72aa4adc4308b6e61a64d3a21f9c9d52273e

  • Size

    9.4MB

  • Sample

    241111-lr7snaxgqe

  • MD5

    855d32b7bed8432df4132ce328d32dc1

  • SHA1

    4c5c3717d3a56f004b71673ec1ebb610e6396920

  • SHA256

    b321719ebcb565c70ee1c7b6505b72aa4adc4308b6e61a64d3a21f9c9d52273e

  • SHA512

    37bc99458813d592c477c7ad583540d67f9c655655a2c66126cd56dbc67832bd0719774b5b0cf639d088e3b6dc5d35d7dd5dca52d837dddd5823092b9fa614c7

  • SSDEEP

    196608:M+uJPAWDGAIwBpLKthDCHE77CyZOAUPcqslE83de:M+uJZlIw0RSPlrh

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      b321719ebcb565c70ee1c7b6505b72aa4adc4308b6e61a64d3a21f9c9d52273e

    • Size

      9.4MB

    • MD5

      855d32b7bed8432df4132ce328d32dc1

    • SHA1

      4c5c3717d3a56f004b71673ec1ebb610e6396920

    • SHA256

      b321719ebcb565c70ee1c7b6505b72aa4adc4308b6e61a64d3a21f9c9d52273e

    • SHA512

      37bc99458813d592c477c7ad583540d67f9c655655a2c66126cd56dbc67832bd0719774b5b0cf639d088e3b6dc5d35d7dd5dca52d837dddd5823092b9fa614c7

    • SSDEEP

      196608:M+uJPAWDGAIwBpLKthDCHE77CyZOAUPcqslE83de:M+uJZlIw0RSPlrh

    • Target

      base.apk

    • Size

      8.9MB

    • MD5

      e7962f6e28ffee1b2a0f792c48e6705c

    • SHA1

      bf245d5c32bb0cdb710c9c7dd4e994c5c783144f

    • SHA256

      6661a3543ad38bb71f8b780b20fdc6479c91a12c37062a28dfd40045a2d9d9aa

    • SHA512

      09199fd843949480eac1818d9731ef533b576399b7d3a7dce69923578f57de5e62fd4bdcd24fc3538dc206d698bbaec8af4a094c903b6a427c3be4866ffa7e68

    • SSDEEP

      98304:DnH3yRsXB925kxj+XXUK3P/7F5iSRGNdVKlVCFj7ODCvpDK95:b3yR2P2Vxpr+UTQj7Zs

    • 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