Overview

overview

10

Static

static

6

34a484d707...5b.apk

android-9-x86

10

34a484d707...5b.apk

android-10-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    143s
  • 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
    09-11-2024 22:00

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General

  • Target

    34a484d7074c2c39ce240140ebb51147736fa32acd44159a3d838addafea595b.apk

  • Size

    2.4MB

  • MD5

    bd5ae0c9148293717200ec19ba0f1a35

  • SHA1

    26327388afd3fad0af2c881efee13f0f4f36e3e3

  • SHA256

    34a484d7074c2c39ce240140ebb51147736fa32acd44159a3d838addafea595b

  • SHA512

    eec7d97f99717fa7acbf49aab0933e716d829b45137890b84fcc1d408d574ba904f888f3a60feaf386641226636c160386028b5ee0784091e60ab0270c179ea1

  • SSDEEP

    49152:0cOvnyNMMh+Gt4X3Q2gHLsIYYkutMm798dGeL+MIPkg4KgOCpZpHTCp0OzuZ/KQ+:qgaGcUHf1M69Q5bg43npHT2W/q

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://4bb139030b74564533981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://9bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://5bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
rc4.plain

Extracted

Family

octo

C2

https://4bb139030b74564533981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://9bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://5bb1332453233981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://34b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://64b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://74b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://894b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b64139030754567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b64139033074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/

https://94b641553903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo family
    octo
  • Octo payload 1 IoCs
  • 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
  • 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.betterhighr
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • 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:4260

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/com.betterhighr/cache/cjzxqgwb
    Filesize

    2.3MB

    MD5

    0b664c9256947e816d7258865a867cb6

    SHA1

    b5dcd07f17e846602b7b7a7b2a51e140d4b45790

    SHA256

    6975fdc3994adb8b9daa057e86ac1572d809c3e560f9e557c10061c7e18e8c36

    SHA512

    aee3181cebfdad0ed8871c48c1c06746bfac825444e2b8a010ac27095307330663a5763c6ee0164f802253daf9bc93c306c81947ed367d9298a1d2c287e4ec2a

    Download Submit

  • /data/data/com.betterhighr/cache/oat/cjzxqgwb.cur.prof
    Filesize

    416B

    MD5

    d6c20ad3aa0d62a835b31fb646eaa023

    SHA1

    ed335a6c4540db6476c03dcb774cf6726ae13b4e

    SHA256

    f93652d29d7f00d31ddc316b5966f4f014333606b07f0b3806aa774be82da6a5

    SHA512

    aab5d541e3b8d03f8c2479a5fc7354f2886942ac7892de267f7de1dedc712001915cd60001e998239e63d4751a23f7ac9a9484ceaa20befc96f9adb73630e3c4

    Download Submit