Analysis

  • max time kernel
    179s
  • max time network
    183s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    10-07-2024 22:02

General

  • Target

    74a7eafbb4cdb1fbd446025fa54bbbc69004917abca432b4cdcd06a8cbdf1413.apk

  • Size

    509KB

  • MD5

    e6d28dd841ad8e90350765fb05199eb0

  • SHA1

    37d8938d20827073a211228d6d1470378c06d62c

  • SHA256

    74a7eafbb4cdb1fbd446025fa54bbbc69004917abca432b4cdcd06a8cbdf1413

  • SHA512

    ed227cf0ef6bbe7595415138a96a1edae38ec782bfa50e62c67386c6780d70e8040dc64b23848f9f2d2295d60f08c8eb85439d1e02e0f739618f3a892d1e96f7

  • SSDEEP

    12288:+snAbZq9YTtWbKoKLiJks0S+YMb3IvuqfxxZyyj1LR5NEH3KnTYM:+skWmrAhMP3rqpjBIH6nZ

Malware Config

Extracted

Family

octo

C2

https://kesmecekarpuz.site/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz145.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz878.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz5446.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz8455.com/NGE2Y2RjYjdmYjg3/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    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) 1 TTPs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Acquires the wake lock 1 IoCs
  • Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests modifying system settings. 1 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.takefind77
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries the mobile country code (MCC)
    • 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.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4246

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.takefind77/cache/oat/rdhzb.cur.prof
    Filesize

    454B

    MD5

    379a0c85245bb11e09302c6805772e5e

    SHA1

    d3cbd2214c68d3173c7809b297dcbe8b92c0ea48

    SHA256

    9228eb7dcd78699d3cd340ee0b1f230e896e1a778ff6656b144f9e40ab4443ab

    SHA512

    7418c9a2e2839d4f89000d66ed7bd80925f2cf6d56b4540980aed10dadaa4d747305e9351fb20c3ca872093f0c17660f9ce8387dc90d5dda813d0076e31cb51a

  • /data/data/com.takefind77/cache/rdhzb
    Filesize

    448KB

    MD5

    fe13fdb21f900ad17a9f3e4aca299fa0

    SHA1

    c007d4bfa48005e124fe9c492610ae200cffe09a

    SHA256

    c768ab6b723fabbbb9473d02e54989acffdb45b95b38e1eed6036079eaf7ccc8

    SHA512

    30ef9beb3c9620bb62d65f76ba87da0c0e89f308f9b939c345aff7325bd6adb4e1e7bcf554d973134f0ec3048c119b612df488b703185c010da598a8305c01a4