Resubmissions

16/08/2026, 10:14

260816-l9m6zavygx10

15/08/2026, 21:28

260815-1bdxzavtcx10

15/08/2026, 21:21

260815-z7dfmstenc10

15/08/2026, 20:43

260815-zhrlzatygs10

15/08/2026, 20:42

260815-zhe8yatye1

14/08/2026, 23:25

260814-3egjdabk9t10

General

  • Target
    Synaptics.exe.bin
  • Size 764KB
  • Sample260816-l9m6zavygx
  • SHA256 4e5cc8cb98584335400d00f0a0803c3e0202761f3fbe50bcab3858a80df255e1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xred

C2
  • xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Extracted

Credentials
  • Protocol

    ftp

  • Host

    sanghyun.nfile.net

  • Port

    21

  • Username

    id

Extracted

Family
  • njrat

Version
  • im523

Botnet
  • TrupAshot

C2
  • documents-elegant.at.ply.gg:54835

Mutex
  • 4a87b5397a2736773782f50e108b2da4

Attributes
  • reg_key

    4a87b5397a2736773782f50e108b2da4

  • splitter

    |'|'|

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • police-turkish.gl.at.ply.gg:46359

  • 217.195.153.81:50000

Mutex
  • 98LKJ8osZWR75pSw

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Extracted

Family
  • koiloader

C2
  • http://5.101.82.4/sparkles.php

Attributes
  • payload_url

    https://kavacanada.ca/catalog/model

Extracted

Family
  • phorphiex

C2
  • http://178.16.54.109

Extracted

Family
  • vidar

Version
  • 1.5

Botnet
  • 3bc41b1aa7524456de3f85c8d329d639

C2
  • https://1.me/hgo9tx

  • https://steamcommunity.com/profiles/76561198707628078

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:140.0) Gecko/20100101 Firefox/140.0

Extracted

Family
  • cobaltstrike

Botnet
  • 666666

C2
  • http://117.72.181.104:443/match

Attributes
  • access_type

    512

  • beacon_type

    2048

  • host

    117.72.181.104,/match

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    443

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbEwcff7VtkHQu5ACuuOMJQmor7lwzDTAqLSHfOSPFtlHiDfv3tLs2egPMohYBjoY7aU101w6KOVwrRcORzhA6qrZDBR/fVvTG+1gyo5Nb5Oa1AgoFG0/Uqa+WMVlHH1Oq3MRR6rO1q1Kx2jqhUvN0yAfFzrvbM3pplozfK9z/lwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0; NP07; NP07)

  • watermark

    666666

Extracted

Family
  • phorphiex

C2
  • http://178.16.54.109/spmm/

  • http://178.16.54.109/c/

  • http://178.16.55.240/nm/

Mutex
  • 975595

Attributes
  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/202.0.4664.110 Safari/537.36

Extracted

Family
  • 44caliber

C2
  • https://discord.com/api/webhooks/1146486791835230260/bE9QI2eAT_dyqn0dm7VljbMDjUklfKOXxq3ua0HOtKeG6TIgizThvorpCYQf2NEkabwH

Targets

    • Target
      Synaptics.exe.bin
    • Size 764KB
    • SHA256 4e5cc8cb98584335400d00f0a0803c3e0202761f3fbe50bcab3858a80df255e1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Detects KoiLoader payload

    • Family: 44Caliber

      An open source infostealer written in C#.

    • Family: Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Family: CryptoLocker

      Ransomware family with multiple variants.

    • Family: KoiLoader

      KoiLoader is a malware loader written in C++.

    • Family: Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    • Family: Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Family: Xred

      Xred is backdoor written in Delphi.

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • Family: njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Uses browser remote debugging

      Can be used to control the browser and steal sensitive information such as credentials and session cookies.

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks