MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f3a4b0da6aee356030a581a3423a43136821add76ba78f22455e5bc99b947c56. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
StormKitty
Vendor detections: 16
| SHA256 hash: | f3a4b0da6aee356030a581a3423a43136821add76ba78f22455e5bc99b947c56 |
|---|---|
| SHA3-384 hash: | e183158e1c5a8aaef2650adc952bc5984e8ea2690e1ade434639cb6fc66f9f57ce0c1e6be5be19560ddc128a44a5af48 |
| SHA1 hash: | 6c3de7926cd0e9cdf2ba4d81b6d4b6ddd3396e36 |
| MD5 hash: | f8b4de48377048dae1a44ec5db2248df |
| humanhash: | vermont-november-gee-paris |
| File name: | IDM_64~1.EXE |
| Download: | download sample |
| Signature | StormKitty |
| File size: | 4'790'392 bytes |
| First seen: | 2025-12-23 16:56:27 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 9cbefe68f395e67356e2a5d8d1b285c0 (58 x LummaStealer, 49 x AuroraStealer, 37 x Vidar) |
| ssdeep | 49152:0Q6PXmDllrb/T0vO90d7HjmAFd4A64nsfJMBq+AQrNKtpMdTuV5dHJM/5+0zX8MY:ptoBq+tWqSb+MMXFH5yU4BDGerofk |
| Threatray | 72 similar samples on MalwareBazaar |
| TLSH | T1DC268D09EC240674C5A9827056F304D99E3ABDD53B501AF726BD7ABD0F235C46ABE2CC |
| gimphash | a86e5e6f244194b39d2b73177a129e924dc9dc4433f2a6fbc9ace9301a575e7f |
| TrID | 44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  aachum |
| Tags: | 178-22-24-175 exe StormKitty VenomRAT vidar |
iamaachum
https://downloadtorrentfile.com/hash/5ab4176a2d094f3d361705e2c23be3afabdb4ee2?name=Internet%20Download%20Manager%20%28IDM%29%20v6.42%20Build%2042%20%2b%20Fix%7bCracksHash%7dVenomRAT C2: 178.22.24.175:4449
Vidar C2:
https://telegram.me/gal17d
https://steamcommunity.com/profiles/76561198759765485
https://xet.multiatend.com.br/
Intelligence
File Origin
# of uploads :
1
# of downloads :
82
Origin country :
FRVendor Threat Intelligence
Malware configuration found for:
Going
VenomRAT
Details
Going
a sub-decoded component
VenomRAT
c2 socket addresses, a mutex, a missionid, a version, filepaths, a server signature, an X509 certificate, and possibly CryptoCurrency addresses
Malware family:
asyncrat
ID:
1
File name:
_f3a4b0da6aee356030a581a3423a43136821add76ba78f22455e5bc99b947c56.exe
Verdict:
Malicious activity
Analysis date:
2025-12-23 16:57:45 UTC
Tags:
golang auto-reg pastebin generic stealer stormkitty asyncrat
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
96.5%
Tags:
injection dropper emotet virus
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-09-18T18:06:00Z UTC
Last seen:
2025-11-25T15:02:00Z UTC
Hits:
~100
Detections:
Backdoor.MSIL.VenomRAT.a Trojan-PSW.Win32.Coins.sb Trojan-PSW.MSIL.Agent.sb Backdoor.MSIL.Crysan.c BSS:Trojan.Win32.Generic.nblk Trojan-PSW.MSIL.Stealerium.sb Trojan-PSW.MSIL.Stealer.sb Backdoor.MSIL.Crysan.sb VHO:Backdoor.MSIL.Crysan.gen Trojan-PSW.MSIL.Stealerium.rs BSS:Trojan.Win32.Generic Trojan.MSIL.DInvoke.sb HEUR:Trojan-PSW.MSIL.Stealerium.pef Exploit.Win32.BypassUAC.sb Trojan.MSIL.Agent.sb
Verdict:
Suspicious
Result
Threat name:
DcRat, Gocoder, KeyLogger, StormKitty, V
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Bypasses PowerShell execution policy
Connects to a pastebin service (likely for C&C)
Creates autostart registry keys with suspicious names
Drops PE files to the document folder of the user
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Protects its processes via BreakOnTermination flag
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Sigma detected: Suspicious Script Execution From Temp Folder
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected BrowserPasswordDump
Yara detected DcRat
Yara detected Gocoder ransomware
Yara detected StormKitty Stealer
Yara detected VenomRAT
Behaviour
Behavior Graph:
Score:
97%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.ASYNCRAT
Threat name:
Win64.Trojan.Kepavll
Status:
Malicious
First seen:
2025-09-20 07:04:01 UTC
File Type:
PE+ (Exe)
Extracted files:
8
AV detection:
25 of 36 (69.44%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
gobitloader
asyncrat
hiddenvnc
stormkitty
Similar samples:
+ 62 additional samples on MalwareBazaar
Result
Malware family:
stormkitty
Score:
10/10
Tags:
family:asyncrat family:stormkitty defense_evasion discovery execution installer persistence rat stealer upx
Behaviour
Checks SCSI registry key(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Command and Scripting Interpreter: PowerShell
Suspicious use of SetThreadContext
UPX packed file
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
ACProtect 1.3x - 1.4x DLL software
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
AsyncRat
Asyncrat family
StormKitty
StormKitty payload
Stormkitty family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
f3a4b0da6aee356030a581a3423a43136821add76ba78f22455e5bc99b947c56
MD5 hash:
f8b4de48377048dae1a44ec5db2248df
SHA1 hash:
6c3de7926cd0e9cdf2ba4d81b6d4b6ddd3396e36
Malware family:
DCRat
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | command_and_control |
|---|---|
| Author: | CD_R0M_ |
| Description: | This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectGoMethodSignatures |
|---|---|
| Author: | Wyatt Tauber |
| Description: | Detects Go method signatures in unpacked Go binaries |
| Rule name: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| Rule name: | GoBinTest |
|---|
| Rule name: | golang |
|---|
| Rule name: | Golangmalware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Malware in Golang |
| Rule name: | golang_binary_string |
|---|---|
| Description: | Golang strings present |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | golang_duffcopy_amd64 |
|---|
| Rule name: | Golang_Find_CSC846 |
|---|---|
| Author: | Ashar Siddiqui |
| Description: | Find Go Signatuers |
| Rule name: | Golang_Find_CSC846_Simple |
|---|---|
| Author: | Ashar Siddiqui |
| Description: | Find Go Signatuers |
| Rule name: | HiveRansomware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Yara Rule To Detect Hive V4 Ransomware |
| Rule name: | identity_golang |
|---|---|
| Author: | Eric Yocam |
| Description: | find Golang malware |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | ProgramLanguage_Golang |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Golang programming language |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Suspicious_Golang_Binary |
|---|---|
| Author: | Tim Machac |
| Description: | Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific) |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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