Resubmissions

13-08-2024 08:48

240813-kqs3fatgqa 10

01-08-2024 10:14

240801-l9mv7szcqd 6

General

  • Target

    E-IFADE.apk

  • Size

    1.5MB

  • Sample

    240813-kqs3fatgqa

  • MD5

    ecfefd2b55d14ae615e0b7b07707f561

  • SHA1

    790699512bc9b002cf73eaf7236e3087dc6ec902

  • SHA256

    e2f2b603ba9dddb03a4fe69959b48887892067da0fe6ece93101df0f372c31e0

  • SHA512

    a06b92e256d2ce7987b5d0439362e8e10ffaf344dda3b69ae9f382bec6694d4ce6caee2c156de0c01a469373f50bdb2c5b3e36136a993bb4fd2be1f5626857ad

  • SSDEEP

    24576:caIWzeNZHhO6G24+fZfjQrw5aBY6INRYxvtbZbLb161kf4gTj9Y0BB6bH1jRHdMJ:caIW6lO6G24+fZLnsBYtNRyvttQ6fnf9

Malware Config

Extracted

Family

octo

C2

https://104.248.139.201/MDAyNTg1MTVhMTA3/

rc4.plain

Extracted

Family

octo

C2

https://104.248.139.201/MDAyNTg1MTVhMTA3/

AES_key

Targets

    • Target

      E-IFADE.apk

    • Size

      1.5MB

    • MD5

      ecfefd2b55d14ae615e0b7b07707f561

    • SHA1

      790699512bc9b002cf73eaf7236e3087dc6ec902

    • SHA256

      e2f2b603ba9dddb03a4fe69959b48887892067da0fe6ece93101df0f372c31e0

    • SHA512

      a06b92e256d2ce7987b5d0439362e8e10ffaf344dda3b69ae9f382bec6694d4ce6caee2c156de0c01a469373f50bdb2c5b3e36136a993bb4fd2be1f5626857ad

    • SSDEEP

      24576:caIWzeNZHhO6G24+fZfjQrw5aBY6INRYxvtbZbLb161kf4gTj9Y0BB6bH1jRHdMJ:caIW6lO6G24+fZLnsBYtNRyvttQ6fnf9

    • Octo

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

    • 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.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • 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).

MITRE ATT&CK Mobile v15

Tasks