Overview

overview

10

Static

static

6

b9623aaa4f...66.apk

android-9-x86

10

b9623aaa4f...66.apk

android-10-x64

1

Analysis

  • max time kernel
    179s
  • max time network
    137s
  • platform
    android_x86
  • resource
    android-x86-arm-20240514-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240514-enlocale:en-usos:android-9-x86system
  • submitted
    29-05-2024 21:14

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General

  • Target

    b9623aaa4fd2065fadee383148522990a89398c74725baff3180e246bb26c066.apk

  • Size

    541KB

  • MD5

    ae6a9254d8ddd6bbd770c196e621e7e1

  • SHA1

    1caa7d7228fcf372cc146272c1a82df8dc9b2916

  • SHA256

    b9623aaa4fd2065fadee383148522990a89398c74725baff3180e246bb26c066

  • SHA512

    0ce615bb6b1ede7803500132f739e7597a754baa1d1708ab9e7b588eb47dba00a237c2a04cccb63698f70bf8992ef3442bec12606ea03894f12f1b70551af534

  • SSDEEP

    12288:wl4azJXix5zMLbt1+8KoRINVbS3U8JxZI6Y6dtXJB7nS:w4atiPIP7VRybSk8JxZIn6d1nS

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://adile56tasarim.com/ZDQ5M2JhM2ZkZTkx/

https://6adiletasarim.com/ZDQ5M2JhM2ZkZTkx/

https://7adiletasarim.com/ZDQ5M2JhM2ZkZTkx/

https://8adiletasarim.com/ZDQ5M2JhM2ZkZTkx/

https://9adiletasarim.com/ZDQ5M2JhM2ZkZTkx/
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 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

    collectionevasioncredential_access
  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

    evasion
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
    bankerdiscovery
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests modifying system settings. 1 IoCs
    evasion
  • Loads dropped Dex/Jar 1 TTPs 2 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 mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
    discovery
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Acquires the wake lock 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • 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 TTPs 1 IoCs
    impact

Processes

  • com.yourlot77
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Removes its main activity from the application launcher
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests modifying system settings.
    • Loads dropped Dex/Jar
    • Makes use of the framework's foreground persistence service
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • 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:4226

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.yourlot77/cache/oat/ptamtq.cur.prof
    Filesize

    469B

    MD5

    6769e941be870cb2c5418e0a85b3031f

    SHA1

    978ed7316959e35351fffe22469a5af012e3aa4c

    SHA256

    767a07666cd287589dd545a4cfe3c8ef30081bf14d6a161d018852ec35764487

    SHA512

    e34345f9c4a249561b0fdf6e334c689b3f4096a7a4f92435fccfbfe123f591ebbdbe90ac15623899309b8b771686ffa6278aa5780495e71bf0242ef757a937cb

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  • /data/data/com.yourlot77/cache/ptamtq
    Filesize

    448KB

    MD5

    c051675b6f33aad8f29ab9a989b03320

    SHA1

    a9bc32da843afb43175bc3ab9f79a2be2e3f072b

    SHA256

    953746d61ad79715e264463962af3fc4d716017ec7cf4092bdc28b7a32ee1413

    SHA512

    794cec941f61d09b451a026b3cfb1c9f54c261d446c60be2741b16c1f08f200ccdedb607c595a88e91b432b98a1baec4f175be4633aefab83e430a5ebfed5d13

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