General

  • Target

    73933c0bc91015b24f160590b34e6f0c7b2b6b9787708f8ac48b2ce27da7f509.bin

  • Size

    2.4MB

  • Sample

    241206-1wy4mswlfk

  • MD5

    3a2df06d9c1aff61a2a693a2beb881f7

  • SHA1

    fc2cb9a7ff6ea4d7ac60655faeac6fb20f6a1cb9

  • SHA256

    73933c0bc91015b24f160590b34e6f0c7b2b6b9787708f8ac48b2ce27da7f509

  • SHA512

    a778677534bb110b6b92efc92264e612d1426e5b302fc3d10421f12bf113c3026a0873776132d87357d1ffd33c6a643596747cac1b511b33768a74b769039f74

  • SSDEEP

    49152:XUxlIZZs5PwtpAixbHmLdQnBsHt6CBPLSoMqCSn5Y5OUywVMe3G/GbNez09H4:Y6smpFHmLdIsN6CBmtqRn5YoUhk/GxlS

Malware Config

Extracted

Family

octo

C2

https://zzd768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://22d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://34d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://as4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://44768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://466db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

rc4.plain

Extracted

Family

octo

C2

https://zzd768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://22d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://34d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://as4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://4d768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://44768db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

https://466db37e5e2f5a7fbc0fe1fee5b311.com/YzhkZjQwNDRkN2Uy/

Attributes
  • target_apps

    at.spardat.bcrmobile

    com.google.android.apps.messaging

    com.samsung.android.messaging

    at.spardat.netbanking

    com.bankaustria.android.olb

    com.bmo.mobile

    com.cibc.android.mobi

    com.rbc.mobile.android

    com.scotiabank.mobile

    com.td

    cz.airbank.android

    eu.inmite.prj.kb.mobilbank

    com.bankinter.launcher

    com.kutxabank.android

    com.rsi

    com.tecnocom.cajalaboral

    es.bancopopular.nbmpopular

    es.evobanco.bancamovil

    es.lacaixa.mobile.android.newwapicon

    com.dbs.hk.dbsmbanking

    com.FubonMobileClient

    com.hangseng.rbmobile

    com.MobileTreeApp

    com.mtel.androidbea

    com.scb.breezebanking.hk

    hk.com.hsbc.hsbchkmobilebanking

    com.aff.otpdirekt

    com.ideomobile.hapoalim

    com.infrasofttech.indianBank

    com.mobikwik_new

AES_key

Targets

    • Target

      73933c0bc91015b24f160590b34e6f0c7b2b6b9787708f8ac48b2ce27da7f509.bin

    • Size

      2.4MB

    • MD5

      3a2df06d9c1aff61a2a693a2beb881f7

    • SHA1

      fc2cb9a7ff6ea4d7ac60655faeac6fb20f6a1cb9

    • SHA256

      73933c0bc91015b24f160590b34e6f0c7b2b6b9787708f8ac48b2ce27da7f509

    • SHA512

      a778677534bb110b6b92efc92264e612d1426e5b302fc3d10421f12bf113c3026a0873776132d87357d1ffd33c6a643596747cac1b511b33768a74b769039f74

    • SSDEEP

      49152:XUxlIZZs5PwtpAixbHmLdQnBsHt6CBPLSoMqCSn5Y5OUywVMe3G/GbNez09H4:Y6smpFHmLdIsN6CBmtqRn5YoUhk/GxlS

    • Octo

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

    • Octo family

    • Octo payload

    • Removes its main activity from the application launcher

    • 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.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

    • Requests modifying system settings.

MITRE ATT&CK Mobile v15

Tasks