Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
  • submitted
    20/01/2025, 22:07

General

  • Target

    c42cd34d5817f1304494ee73a0d2b971a56d6ce3923a1e668e0d341e9e5db836.apk

  • Size

    1.2MB

  • MD5

    ae2c2567fcfe8a04934d2dff20f5044f

  • SHA1

    c3b37cdff7652a6cab188790ebedf034aca98bcc

  • SHA256

    c42cd34d5817f1304494ee73a0d2b971a56d6ce3923a1e668e0d341e9e5db836

  • SHA512

    c95395bc3a7884cf0816f4d1a1e94e5373fd95f0cbb9bdc7c99c14dbd8e7f7ea07c49c84afc5a46b71b89a8517e4bac78b29b0815239c6a70a5ebe7074b14f81

  • SSDEEP

    24576:nbRLjajlEPFC2Ept09pQ5hEfggdotutW8dCwADg2X1trgsJ6hU:nbRLjapCC2Ept09pchEfngmP/Ac2Ftkm

Malware Config

Extracted

Family

octo

C2

https://yenisafakhaberler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmansetler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgunluk.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksondakika.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyazarlar.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgundem.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakekonomi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakspor.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakdunya.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmagazin.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksaglik.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksiyaset.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilisim.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyerel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakaktuel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilgi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakvizyon.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakteknoloji.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakkultur.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakinsan.xyz/Y2U1NjM1NzFkZTlk/

rc4.plain

Extracted

Family

octo

C2

https://yenisafakhaberler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmansetler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgunluk.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksondakika.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyazarlar.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgundem.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakekonomi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakspor.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakdunya.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmagazin.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksaglik.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksiyaset.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilisim.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyerel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakaktuel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilgi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakvizyon.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakteknoloji.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakkultur.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakinsan.xyz/Y2U1NjM1NzFkZTlk/

AES_key

Signatures

  • Octo

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

  • Octo family
  • Octo payload 2 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.teschvisions.smarupt
    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:4307
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.teschvisions.smarupt/app_fly/kQYoIbo.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.teschvisions.smarupt/app_fly/oat/x86/kQYoIbo.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4332

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.teschvisions.smarupt/app_fly/kQYoIbo.json

    Filesize

    153KB

    MD5

    0cb6cf9db303eb72d12dd99d33c6d1fc

    SHA1

    e2c686af8b394071699130694ae8f8d9b4d82880

    SHA256

    7668fae9ed5129b265876acca84aaaa062cc834a4f82142a01e6f4b7d8fe4284

    SHA512

    aa34f1f67b36a0a66f1575603a4d45f7afbd4a23b3ae9afa25b74cab2e67a714d267c5b03db7748d386742c63bf33fb6a71725dc8fc3ff610c7dd7b821646fe8

  • /data/data/com.teschvisions.smarupt/app_fly/kQYoIbo.json

    Filesize

    153KB

    MD5

    7f4e427eef30f1502506ab35428761e9

    SHA1

    93d2df0926fc03cc9acc4666bd3ed1f082423ed5

    SHA256

    4ba47f7205a9b5b98b9e6fc2dc92c2c0040505151959f540b33768657aa4eba8

    SHA512

    db374456384e58f215c75f38d141ad084f1871aaf9e2e1054fdfd2449e8b5fdf4d7641c1bf06d26e82d3467fd23bc516ef084507eb94b1fa67809345e499256d

  • /data/user/0/com.teschvisions.smarupt/app_fly/kQYoIbo.json

    Filesize

    450KB

    MD5

    e822ae53a22b60af85a2f786d4f9ef4e

    SHA1

    b034eb611602b5c4805bb2101a7c9eb704506a50

    SHA256

    0db1164e0dca479baaf14fac3d636b4e2930ff0a0f4a9f3fbb6a67a642a22722

    SHA512

    fb47314f66dc8b6f0f04ddf79b2341d4174f08ddf8ea41f7d86bc10e8255614a0f88aa9a1b293fa46f82fda88ddd8fd06cbad0d1c217d8f9b2b4126414427df9

  • /data/user/0/com.teschvisions.smarupt/app_fly/kQYoIbo.json

    Filesize

    450KB

    MD5

    20a501204c85cb5fe9d8af3c237d3ede

    SHA1

    8675849a7885c802743f7ec7c0dea677e51d18d0

    SHA256

    405f92c6cc1da189bc4a5b722f42dfe6d304f5c84b70d3ae83edc29debc2c8b4

    SHA512

    652a37506c5b99bed9913c441f3cbddb9f9f6767f900d13f4e6d774fa2a8f28f7cab7bc6d3439bfc8b9580ff6bde177e9090bd2ff3cfd109c6f638247dd617a9