General

  • Target

    file

  • Size

    7.0MB

  • Sample

    250121-htjxtssjbm

  • MD5

    1f603e8cdd515bde64145eb1ff77f424

  • SHA1

    23de762898566b70016715b928f05effaa7075f3

  • SHA256

    0172a93ab3f19b968c8bcf01d43022fb662c213b473fb43e6bdf25248ee1eadd

  • SHA512

    8f18df0deca158759e79360e6e6c2dd5eba1245c89acfd20964fdc811a4fc5efadafcb4af4b2a6a3b7e61c2322f6409c95b726e08b7e40abdd4ae5faa5b14253

  • SSDEEP

    98304:2s75iSRGJeu2t+Si2M6ZRsUpDIaCj7aVKubTDlRZYcgOJ0:2s7rrt1i2MKR1yPj7aUSvlRZjJ0

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      file

    • Size

      7.0MB

    • MD5

      1f603e8cdd515bde64145eb1ff77f424

    • SHA1

      23de762898566b70016715b928f05effaa7075f3

    • SHA256

      0172a93ab3f19b968c8bcf01d43022fb662c213b473fb43e6bdf25248ee1eadd

    • SHA512

      8f18df0deca158759e79360e6e6c2dd5eba1245c89acfd20964fdc811a4fc5efadafcb4af4b2a6a3b7e61c2322f6409c95b726e08b7e40abdd4ae5faa5b14253

    • SSDEEP

      98304:2s75iSRGJeu2t+Si2M6ZRsUpDIaCj7aVKubTDlRZYcgOJ0:2s7rrt1i2MKR1yPj7aUSvlRZjJ0

    • 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.

    • 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.

MITRE ATT&CK Mobile v15

Tasks