Overview

overview

10

Static

static

7

72d5f7bbbe...4a.apk

android-9-x86

10

72d5f7bbbe...4a.apk

android-11-x64

10

Analysis

  • max time kernel
    1966522s
  • max time network
    54s
  • platform
    android_x86
  • resource
    android-x86-arm-20230621-en
  • submitted
    20/07/2023, 21:27

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General

  • Target
    72d5f7bbbe5eaed37004aca90f9483c51bc17497ce29d3297ca67f5168a2b74a.apk
  • Size 541KB
  • Sample230720-1a43rsbd21
  • SHA256 72d5f7bbbe5eaed37004aca90f9483c51bc17497ce29d3297ca67f5168a2b74a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
octobankerevasioninfostealerransomwarerattrojan

Malware Config

Extracted

Family

  • octo

C2

  • https://176.111.174.151/Y2NlMmYyMmYwMGI5/

  • https://ghost23241312.xyz/Y2NlMmYyMmYwMGI5/

  • https://ghost232412512.xyz/Y2NlMmYyMmYwMGI5/

  • https://ghost232412312.xyz/Y2NlMmYyMmYwMGI5/

  • https://epinciifirarda227.xyz/Y2NlMmYyMmYwMGI5/

  • https://epinciifirarda27.xyz/Y2NlMmYyMmYwMGI5/

  • https://epinciifirarda237.xyz/Y2NlMmYyMmYwMGI5/

  • https://epi2nciifirarda227.xyz/Y2NlMmYyMmYwMGI5/

  • https://epi3nciifirarda27.xyz/Y2NlMmYyMmYwMGI5/

  • https://epi5nciifirarda237.xyz/Y2NlMmYyMmYwMGI5

AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo payload 3 IoCs
  • Makes use of the framework's Accessibility service. 2 IoCs
  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps). 1 IoCs
    banker
  • Acquires the wake lock. 1 IoCs
  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Reads information about phone network operator.
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 IoCs
    evasion
  • Uses Crypto APIs (Might try to encrypt user data). 1 IoCs
    ransomware

Processes

  • com.lessease9
    1⤵
    • Makes use of the framework's Accessibility service.
    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).
    • Acquires the wake lock.
    • Loads dropped Dex/Jar
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data).
    PID:4043

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        vwnlyqzdpfkwe
        • Path /data/user/0/com.lessease9/cache/vwnlyqzdpfkwe
        • Size 450KB
        • SHA256 ab7751a81a98cb5e78d94fee027690bcc39e447b8b0c9737cb777caf28fa9a83
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        vwnlyqzdpfkwe
        • Path /data/user/0/com.lessease9/cache/vwnlyqzdpfkwe
        • Size 450KB
        • SHA256 ab7751a81a98cb5e78d94fee027690bcc39e447b8b0c9737cb777caf28fa9a83
        • MD5 SHA1 SHA512 SSDEEP
        Download

        vwnlyqzdpfkwe
        • Path /data/user/0/com.lessease9/cache/vwnlyqzdpfkwe
        • Size 450KB
        • SHA256 ab7751a81a98cb5e78d94fee027690bcc39e447b8b0c9737cb777caf28fa9a83
        • MD5 SHA1 SHA512 SSDEEP
        Download

        main.xml
        • Path /data/user/0/com.lessease9/shared_prefs/main.xml
        • Size 131B
        • SHA256 ca02153503d136870dbb7db12ccbf81b76cf9abb22b7950040b0edce3ce2e962
        • MD5 SHA1 SHA512
        Submit Download

        main.xml
        • Path /data/user/0/com.lessease9/shared_prefs/main.xml
        • Size 3KB
        • SHA256 3a1d828fec0b6add30a5b0229c812911881a9cd7be85249d85aa386a3211c668
        • MD5 SHA1 SHA512
        Submit Download