Analysis

  • max time kernel
    72s
  • max time network
    185s
  • platform
    android_x64
  • resource
    android-x64-20240624-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
  • submitted
    30-06-2024 22:00

General

  • Target

    53da2c362cd003178b03f30a8c24d6f127c0357996c7c21d4fffea6a5f90fae9.apk

  • Size

    509KB

  • MD5

    777a504694b72addc221f7d098ea6a45

  • SHA1

    6aac941767f7dfd099b581ec67d123e05f2cd512

  • SHA256

    53da2c362cd003178b03f30a8c24d6f127c0357996c7c21d4fffea6a5f90fae9

  • SHA512

    d55d4ec99d1a7da0466ae0f03f4ffe913c3b72903e6dc45a5ff196bf6ec348ae3a2acb54a8f57e6b34eec6dc1baed0eb5ca102cf04e6946642f13ea061f099a4

  • SSDEEP

    12288:rXn9H2UUfmV/7CX6ctylenjR8X9QLAUAsPqZtRcCE:rXnl/Ue/7Cvylej6t81BPqZjK

Malware Config

Extracted

Family

octo

C2

https://basgaancosturuyor.com/YzBlNzk4NmVlZDA0/

https://biribasganidurdursunn.com/YzBlNzk4NmVlZDA0/

https://bassganndomaingitti.com/YzBlNzk4NmVlZDA0/

https://usomapompaliyorum.com/YzBlNzk4NmVlZDA0/

https://usomukarimyaptimbasgaaan.com/YzBlNzk4NmVlZDA0/

https://basgaaanpompaaa.com/YzBlNzk4NmVlZDA0/

AES_key

Signatures

  • Octo

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

  • Octo payload 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
  • Reads information about phone network operator. 1 TTPs
  • 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.darkstrong97
    1⤵
    • 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)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4972

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.darkstrong97/cache/oat/udgjfe.cur.prof
    Filesize

    453B

    MD5

    f5266227fa4d554b969c5f32e7e7fa9a

    SHA1

    7ceac7ba176e2fe516ca565f472ab2df9a26f2fd

    SHA256

    572818da3ebf042ee9e502c608170543c70385ca9f1e5c6b2ddd653feab27b30

    SHA512

    2906da368b94ce0dc3db991e7f77e122c2b3d2e01eb5c3b3d5b5681375cc89f83c35a1c45b1103ea3ef2f08ab9e8db66bd043d235fcda473f9ec527e6cfcc16f

  • /data/data/com.darkstrong97/cache/udgjfe
    Filesize

    448KB

    MD5

    fd902b96a6ee14a03d5e51f3322a9d91

    SHA1

    d416721a7d86f4073caa110b7f27b61cfe770489

    SHA256

    a6cd036d0d7cd1bdf50c03f7a4d06f6aa8ac13b3bd88628164d26125cac85e8e

    SHA512

    ab8aae2635123b69a2166ca929daf37dd1baee96a3633319d350d4d5fee41a56be356ad91ec1f26cf24a31723fd0d578b734c6364391a8c7280814d3f2ce2c5d