Overview

overview

10

Static

static

6

173aa89091...7a.apk

android-9-x86

10

173aa89091...7a.apk

android-13-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    android_x64
  • resource
    android-33-x64-arm64-20240229-en
  • resource tags

    androidarch:arm64arch:x64image:android-33-x64-arm64-20240229-enlocale:en-usos:android-13-x64system
  • submitted
    13-04-2024 22:00

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General

  • Target

    173aa89091bd450df5cb0af509b8ddd74ebb2097433e8f2998edcd3848647b7a.apk

  • Size

    509KB

  • MD5

    913847e5845268f10a4a2b11024827ea

  • SHA1

    b542051df3e58b6712c5a72361a5d1c686233ba9

  • SHA256

    173aa89091bd450df5cb0af509b8ddd74ebb2097433e8f2998edcd3848647b7a

  • SHA512

    c8b2804a0896b8e2b4ee58e4358f14c7780e5a2e28c01bf5ee31fdf17d3c033be728108fc775adbb2a0d6875b13b82240c8feb390fbebdffcbf4f1b6683f7391

  • SSDEEP

    12288:tSkTYtBbHmGKNuFak1Rsg8c7kdwmlzo1wRFY4EsQWNSznw:MaCZuEp8m7WRFVqznw

Score
10/10
octobankercollectiondiscoveryevasioninfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://tecbabbshop24578.shop/ZDQyN2NmOGEZOTIK/

https://karamdsadvs2.shop/ZDQyN2NmOGEZOTIK/

https://karakalandankasd5.com/ZDQyN2NmOGEZOTIK/

https://tecklardankalan.shop/ZDQyN2NmOGEZOTIK/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Makes use of the framework's Accessibility service 2 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasion
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Checks CPU information 2 TTPs 1 IoCs

    Checks CPU information which indicate if the system is an emulator.

    evasiondiscovery
  • Checks memory information 2 TTPs 1 IoCs

    Checks memory information which indicate if the system is an emulator.

    evasiondiscovery
  • Loads dropped Dex/Jar 1 TTPs 1 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • 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.

    evasionpersistence
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Uses Crypto APIs (Might try to encrypt user data) 1 IoCs

Processes

  • com.nextfreele
    1⤵
    • Makes use of the framework's Accessibility service
    • Checks CPU information
    • Checks memory information
    • Loads dropped Dex/Jar
    • Makes use of the framework's foreground persistence service
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4289

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/user/0/com.nextfreele/cache/bsngvvpe
    Filesize

    449KB

    MD5

    f25308b4f6e09ffaccc0f15b94753d6e

    SHA1

    b14cd1afaf222f7fc6f19d796e794b6fcd26b3d2

    SHA256

    cf1999bc0d3634c395a01a9959ec67c0ef20b421115247f0b191df4db859458e

    SHA512

    21102e789fa44b2717a63f074de6838e6f4e6150d4e251ac98ce3bd84a9a658e36bab3c2182c7a4c1d63363eb2ea8c213c3a9f19a7b84b81ae415a82bd7b31f6

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  • /data/user/0/com.nextfreele/cache/oat/bsngvvpe.cur.prof
    Filesize

    398B

    MD5

    68b1eb268beeaf2e20463ba5f55cff13

    SHA1

    c9d9cb255d9f41e05533507f0aa7ecf7b8bb298a

    SHA256

    8ce2440089c516b7add0be9c33084780c5277e5dfb2f8158fe56d86db6140152

    SHA512

    7e118a0597f35da7cd89c9a4e2f5a841e8c8b13c0f948272282ec9fc55d740d47c2d90c71d1a59a92e61ba5d8b45dff657376603c45ea0a451dce2bbcb21e8a6

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  • /data/user/0/com.nextfreele/kl.txt
    Filesize

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

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  • /data/user/0/com.nextfreele/kl.txt
    Filesize

    221B

    MD5

    c146de0ecfa6ec54d6b169189a2d26f3

    SHA1

    973cac9c6fff4ad1ca99f3551f2acb7317ce2103

    SHA256

    7d3bffaba1fd7eeda5aaea4d26ab877d778e7c90a51e02d0fab905effb2b5bf4

    SHA512

    aa6411f9508c31e153cab2ecede1977362cd9efda31333f473897111f0db1fa055f7d5fe964e740fc9f476e758544751ad9098a04a3de5a6cc51d792d8631535

    Download Submit