General
- Target 4363463463464363463463463.exe.zip
- Size 4KB
- Sample260423-ycc1ysft5j
- SHA256 123da42c027f117af7a0dddab556cd93a1b3a3eb833c5124daf4b9042ab552c2
- MD5 f638dd9daa37e086ac4a76722dda91f8
- SHA1 fc82f53154fb1522b597a83ee5aca7e163606f2c
- SHA512 bd07de78ad59973bb2b504f9b38cdf8c58ab5f2f83a7cf88091edb119d79c5defb416a2157cf0a57b8d5aa208245a472d413599d0734f75fd0d034675523d46d
- SSDEEP 96:hn1S8458Nr0onVTxkZx5kA9ZdbYaT4aK1qHfw/aYd/2c+J6o5N8J5C6dJuY:h1v45fon0Zx5kq94aK1vv+Jdv8O6dJF
- TLSH T13EA18D5A7B3EC6A18E086DB21D272593B0D07EB2B47250760E2493091F220CFBE8547F
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
4363463463464363463463463.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
4363463463464363463463463.exe
Resource
win11-20260130-en
Malware Config
Extracted
-
C:\Users\Admin\AppData\Local\Temp\Files\!Please Read Me!.txt
-
wannacry
- Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
-
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Extracted
-
asyncrat
-
Beyond
-
c2_url_file
https://rentry.co/Spread4Filly/raw
-
delay
2
-
install
true
-
install_file
$77svchost.exe
-
install_folder
%AppData%
Extracted
-
xworm
-
193.222.96.30:4040
-
Install_directory
%LocalAppData%
-
install_file
USB.exe
-
telegram
https://api.telegram.org/bot6703930852:AAHkGtAzjTv18cTE6yjZ0UbhefLu4Fjl9Gc
Extracted
-
discordrat
-
discord_token
MTE1ODQ5NzkyODQ2MjIwNTExOQ.GRJ0l6.7SpFGKSu5G_J8dWAJje9hfCtSecIS6RuVXIE_E
-
server_id
1153564868197236846
Extracted
-
vidar
-
dadf4dfb4414faa707e84357dfba40dd
-
https://steamcommunity.com/profiles/76561198761022496
-
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0
Extracted
-
xworm
-
XWorm V5.6
-
147.185.221.27:31149
-
Install_directory
%AppData%
-
install_file
XClient.exe
Extracted
-
quasar
-
1.4.1
-
DDNS
-
193.161.193.99:32471
-
807f3187-d087-4fff-beff-e73293a32af8
-
encryption_key
81A0C14D4C705B3C678E573C849DE7F6A3671A8B
-
install_name
jusched.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
CachedLogs
-
reconnect_delay
3000
-
startup_key
Java Update Scheduler
-
subdirectory
Java
Targets
-
- Target 4363463463464363463463463.exe.bin
- Size 10KB
- SHA256 2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce
- MD5 2a94f3960c58c6e70826495f76d00b85
- SHA1 e2a1a5641295f5ebf01a37ac1c170ac0814bb71a
- SHA512 fbf55b55fcfb12eb8c029562956229208b9e8e2591859d6336c28a590c92a4d0f7033a77c46ef6ebe07ddfca353aba1e84b51907cd774beab148ee901c92d62f
- SSDEEP 192:xlwayyHOXGc20L7BIW12n/ePSjiTlzkGu8stYcFwVc03KY:xlwwHe/20PKn/cLTlHuptYcFwVc03K
- TLSH T1DF22180166D0C2B2C5B303B96C279642C776EA1B3A174F7D748C825BBF6225D43A32B1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10beyonddefense_evasiondiscoveryexecutionasyncratmimikatzwannacryinstallerpersistencepyinstallerransomwareratthemidaupxwormdadf4dfb4414faa707e84357dfba40ddddnsammyyadmindiscordratdonutloaderflawedammyyquasarredlinerustmetroldeshvidarxmrigxwormimpactinfostealerkeyloggerloaderminerprivilege_escalationrootkitspywarestealersuricatatrojan-
AmmyyAdmin payload
-
Async RAT payload
-
Detect Xworm Payload
-
Detects DonutLoader
-
Detects RustMe Keylogger
-
Detects Vidar Stealer
-
Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
-
Family: FlawedAmmyy RAT
Remote-access trojan based on leaked code for the Ammyy remote admin software.
-
Family: RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
Family: Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
-
Quasar payload
-
RedLine payload
-
Suspicious use of NtCreateUserProcessOtherParentProcess
-
mimikatz is an open source tool to dump credentials on Windows
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
XMRig Miner payload
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Creates new service(s)
-
Drops startup file
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Stops running service(s)
-
Suricata alert: Tor Node X.509 Certificate Pattern Detected - Inbound
Network activity triggered a Suricata alert
-
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.
-
ConfuserEx .NET packer
Detects ConfuserEx .NET packer.
-
Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
-
Drops file in System32 directory
-
Enumerates processes with tasklist
-
SmartAssembly .NET packer
Detects SmartAssembly .NET packer.
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
2Disable or Modify System Firewall
1Indicator Removal
1File Deletion
1Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Peripheral Device Discovery
2Process Discovery
1Query Registry
5Remote System Discovery
1System Information Discovery
4System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1