Analysis

  • max time kernel
    2309050s
  • max time network
    149s
  • platform
    android_x64
  • resource
    android-33-x64-arm64-20231215-en
  • resource tags

    androidarch:arm64arch:x64image:android-33-x64-arm64-20231215-enlocale:en-usos:android-13-x64system
  • submitted
    20/12/2023, 00:04

General

  • Target
    7105224b4313ab84ce432bc1e5bc374045348d4a70fe9090f580b3eba473d03c.apk
  • Size 1.4MB
  • Sample231220-acqeaadeb9
  • SHA256 7105224b4313ab84ce432bc1e5bc374045348d4a70fe9090f580b3eba473d03c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • octo

C2
  • https://thhausgajk.com/MWNhMjI2OTkyNjA3/

  • https://fuaggggotc.top/MWNhMjI2OTkyNjA3/

  • https://guuagwuu.top/MWNhMjI2OTkyNjA3/

  • https://uagggauua.com/MWNhMjI2OTkyNjA3/

  • https://uauzustttt.com/MWNhMjI2OTkyNjA3/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Makes use of the framework's Accessibility service 1 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 IoCs
  • Loads dropped Dex/Jar 1 IoCs

    Runs executable file dropped to the device during analysis.

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

Processes

  • com.tailmeasure87
    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)
    • Loads dropped Dex/Jar
    • 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:4281

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        krzxihhjfywbf

        • Path /data/user/0/com.tailmeasure87/cache/krzxihhjfywbf
        • Size 159KB
        • SHA256 908339b851b1c7dd5a93d07f51e26b164293d3a05a907e5653ac09e8ed32201a
        • MD5 SHA1 SHA512 SSDEEP

        krzxihhjfywbf.cur.prof

        • Path /data/user/0/com.tailmeasure87/cache/oat/krzxihhjfywbf.cur.prof
        • Size 369B
        • SHA256 1c340b3fbf6c2a7f774cd95f56e544429be18cecd97bc1c03905c91213fcff59
        • MD5 SHA1 SHA512