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Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/09/2024, 07:00

General

  • Target

    8f6a80db2b88528afd90d1bd38860a69573d0127b069983ef89e46c495c57543.exe

  • Size

    6.3MB

  • MD5

    0857e05e60f7043cc225770fbfbd9813

  • SHA1

    ea62c4e5470df8d3703fe2c345aecd5692b51a56

  • SHA256

    8f6a80db2b88528afd90d1bd38860a69573d0127b069983ef89e46c495c57543

  • SHA512

    fe7c9abc314e286265f4aec24a1919a06c30cb53b447eaf69f34dd9281d816c06228019643163e9224cc1a399d4bb2683225ac6e47ad41fa0b3126473713f369

  • SSDEEP

    98304:tel2olgN65W+VDoKTM5NLrN8AA5mW5qV6+1AKBtWxNHXw:tel2jmDo+MbvGbxW6+e0tCRXw

Malware Config

Extracted

Family

cryptbot

C2

analforeverlovyu.top

sevtv17ht.top

Attributes
  • url_path

    /v1/upload.php

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f6a80db2b88528afd90d1bd38860a69573d0127b069983ef89e46c495c57543.exe
    "C:\Users\Admin\AppData\Local\Temp\8f6a80db2b88528afd90d1bd38860a69573d0127b069983ef89e46c495c57543.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:5260
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1876
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2184
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:1504
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1504-27-0x0000000000FC0000-0x0000000000FD1000-memory.dmp

    Filesize

    68KB

  • memory/1876-15-0x0000000000FC0000-0x0000000000FD1000-memory.dmp

    Filesize

    68KB

  • memory/1876-16-0x0000000075400000-0x000000007553C000-memory.dmp

    Filesize

    1.2MB

  • memory/2624-42-0x0000000000FC0000-0x0000000000FD1000-memory.dmp

    Filesize

    68KB

  • memory/5260-0-0x0000000000400000-0x000000000106A000-memory.dmp

    Filesize

    12.4MB

  • memory/5260-1-0x0000000000400000-0x000000000106A000-memory.dmp

    Filesize

    12.4MB

  • memory/5260-13-0x0000000000400000-0x000000000106A000-memory.dmp

    Filesize

    12.4MB