Overview

overview

10

Static

static

6

53da2c362c...e9.apk

android-9-x86

10

53da2c362c...e9.apk

android-10-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    187s
  • 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
    30-06-2024 22:00

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General

  • Target

    53da2c362cd003178b03f30a8c24d6f127c0357996c7c21d4fffea6a5f90fae9.apk

  • Size

    509KB

  • MD5

    777a504694b72addc221f7d098ea6a45

  • SHA1

    6aac941767f7dfd099b581ec67d123e05f2cd512

  • SHA256

    53da2c362cd003178b03f30a8c24d6f127c0357996c7c21d4fffea6a5f90fae9

  • SHA512

    d55d4ec99d1a7da0466ae0f03f4ffe913c3b72903e6dc45a5ff196bf6ec348ae3a2acb54a8f57e6b34eec6dc1baed0eb5ca102cf04e6946642f13ea061f099a4

  • SSDEEP

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

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

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.

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

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • 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.

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

    Application may abuse the accessibility service to prevent their removal.

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

Processes

  • com.darkstrong97
    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:4262

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    459B

    MD5

    bfdc0feb531eee77c90f26a329fd0186

    SHA1

    33748dd56faa4189a85d0115305f1f02e48ee879

    SHA256

    51738e79b0251cade5c85a42b7ba6feabf32eb1c190582ad31a3e93341b489f3

    SHA512

    f84f366e0a18aa4dfd9a6da51f726a002b77809161a49ec42d24f6a7e28ed3a9b5d17b77aef5e5d4a88d3cfde1dce875cd14e39037b3caf98b29dedc12dde4a3

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

    448KB

    MD5

    fd902b96a6ee14a03d5e51f3322a9d91

    SHA1

    d416721a7d86f4073caa110b7f27b61cfe770489

    SHA256

    a6cd036d0d7cd1bdf50c03f7a4d06f6aa8ac13b3bd88628164d26125cac85e8e

    SHA512

    ab8aae2635123b69a2166ca929daf37dd1baee96a3633319d350d4d5fee41a56be356ad91ec1f26cf24a31723fd0d578b734c6364391a8c7280814d3f2ce2c5d

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