Overview

overview

10

Static

static

7

72d5f7bbbe...4a.apk

android-9-x86

10

72d5f7bbbe...4a.apk

android-11-x64

10

Analysis

  • max time kernel
    1966564s
  • max time network
    168s
  • platform
    android_x64
  • resource
    android-x64-arm64-20230621-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:4375

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        .qcom.lessease9
        • Path /data/user/0/com.lessease9/.qcom.lessease9
        • Size 48B
        • SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
        • MD5 SHA1 SHA512
        Submit Download

        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 198B
        • SHA256 3fba57c523d859ecb385a66b250bcda025cc2f016493dae2d28d49165dfe0a9a
        • MD5 SHA1 SHA512
        Submit Download

        main.xml
        • Path /data/user/0/com.lessease9/shared_prefs/main.xml
        • Size 7KB
        • SHA256 8fdd4bd6b5a282eb8f390e041261df9a11ebf336fba898fbd9c0560a63ac79e6
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download