Overview

overview

10

Static

static

7

158c191cbd...15.apk

android-9-x86

10

158c191cbd...15.apk

android-11-x64

10

Analysis

  • max time kernel
    1966604s
  • max time network
    161s
  • platform
    android_x64
  • resource
    android-x64-arm64-20230621-en
  • submitted
    20/07/2023, 21:28

Sharing

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General

  • Target
    158c191cbdba56c8a4b30de1495abd0cb2aebdfec03a4927912bdc3971bc4f15.apk
  • Size 541KB
  • Sample230720-1bb4daag42
  • SHA256 158c191cbdba56c8a4b30de1495abd0cb2aebdfec03a4927912bdc3971bc4f15
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
octobankerevasioninfostealerransomwarerattrojan

Malware Config

Extracted

Family

  • octo

C2

  • https://eses432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://3ses432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://5ses432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://4ses432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://logite234s.xyz/ZTIyNTVmMmE1NzNl/

  • https://logit32532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://logits432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://logites432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://2logite234s.xyz/ZTIyNTVmMmE1NzNl/

  • https://5logit32532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://8logits432532s.xyz/ZTIyNTVmMmE1NzNl/

  • https://1logites432532s.xyz/ZTIyNTVmMmE1NzNl/

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.yourgreat2
    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:4500

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        zjtmnkvjvb
        • Path /data/user/0/com.yourgreat2/cache/zjtmnkvjvb
        • Size 450KB
        • SHA256 403a34a46009ffb2a9af3462872cb8555929cfef0dac05160016252008a4037e
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        zjtmnkvjvb
        • Path /data/user/0/com.yourgreat2/cache/zjtmnkvjvb
        • Size 450KB
        • SHA256 403a34a46009ffb2a9af3462872cb8555929cfef0dac05160016252008a4037e
        • MD5 SHA1 SHA512 SSDEEP
        Download

        zjtmnkvjvb
        • Path /data/user/0/com.yourgreat2/cache/zjtmnkvjvb
        • Size 450KB
        • SHA256 403a34a46009ffb2a9af3462872cb8555929cfef0dac05160016252008a4037e
        • MD5 SHA1 SHA512 SSDEEP
        Download

        main.xml
        • Path /data/user/0/com.yourgreat2/shared_prefs/main.xml
        • Size 132B
        • SHA256 be2b8f772cf8c6c2ef095de2d71ed13f8dedb53ef15d649f78a0dcb8e5d7fca1
        • MD5 SHA1 SHA512
        Submit Download

        main.xml
        • Path /data/user/0/com.yourgreat2/shared_prefs/main.xml
        • Size 7KB
        • SHA256 f363aced9561b54825730f8159aade1a88ca16283a8bebd1f034f54fd523569d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download