MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817. 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


DarkCloud


Vendor detections: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817
SHA3-384 hash: 55acb144232ef8e8106b4f9f82c52ea85cc0e9371cc13e4a7360e435a61cdd40222bc53d19cf54a5c518d3cbdbe9b540
SHA1 hash: 88a2d81dbad476004b74dd620dfa264e1fd02ae5
MD5 hash: b020083c8ce7c3ceebbf06af9368edcb
humanhash: monkey-monkey-hotel-double
File name:Proforma-Invoice.vbs
Download: download sample
Signature DarkCloud
Create hunting rule
File size:1'394'421 bytes
First seen:2025-08-13 08:05:52 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 24576:+/AnqRX8VRwOMW9oPH68E+rQ8llm4f7YFpzgCi:C3XHHr7mpE
Threatray 179 similar samples on MalwareBazaar
TLSH T127557C853E7CB5B68FB82B1C95EB4E8E12E0310D2C5570BDA91CCF5F19B2989098E1F5
Magika vba
Reporter abuse_ch
Tags:DarkCloud vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
36
Origin country :
SE SE
Vendor Threat Intelligence
Detection:
DarkCloud
Create hunting rule
Link:
https://www.capesandbox.com/analysis/21070/
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689c47839901157561b5b7da
Tags:
infosteal vmdetect
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm dropper fingerprint masquerade obfuscated obfuscated packed telegram threat
Link:
https://www.filescan.io/uploads/689c47839ef4d2ff7cfa0e08/reports/5c3e3542-80f7-4c36-bedf-ff28aa03b6e5/overview
Verdict:
Malicious
Labled as:
Trojan.Script.Dropper
Link:
https://www.hybrid-analysis.com/sample/1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1755856
Signature
Antivirus detection for dropped file
Benign windows process drops PE files
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
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Tries to harvest and steal browser information (history, passwords, etc)
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected DarkCloud
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1755856 Sample: Proforma-Invoice.vbs Startdate: 13/08/2025 Architecture: WINDOWS Score: 100 77 star-azurefd-prod.trafficmanager.net 2->77 79 showip.net 2->79 81 8 other IPs or domains 2->81 87 Malicious sample detected (through community Yara rule) 2->87 89 Antivirus detection for dropped file 2->89 91 Multi AV Scanner detection for dropped file 2->91 93 8 other signatures 2->93 12 wscript.exe 3 2 2->12         started        16 mishaps.exe 2->16         started        18 mishaps.exe 2->18         started        signatures3 process4 file5 67 C:\Users\user\AppData\Local\Temp\RnE.js, ASCII 12->67 dropped 95 Benign windows process drops PE files 12->95 97 VBScript performs obfuscated calls to suspicious functions 12->97 99 Windows Scripting host queries suspicious COM object (likely to drop second stage) 12->99 20 wscript.exe 4 3 12->20         started        101 Antivirus detection for dropped file 16->101 103 Multi AV Scanner detection for dropped file 16->103 105 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 16->105 23 taskkill.exe 16->23         started        25 GoogleChrome.exe 16->25         started        107 Tries to harvest and steal browser information (history, passwords, etc) 18->107 27 taskkill.exe 18->27         started        29 GoogleChrome.exe 18->29         started        signatures6 process7 file8 63 C:\Users\user\AppData\Local\Temp\svchost.js, ASCII 20->63 dropped 31 wscript.exe 2 20->31         started        34 EXCEL.EXE 121 53 20->34         started        37 conhost.exe 23->37         started        39 conhost.exe 25->39         started        41 conhost.exe 27->41         started        43 conhost.exe 29->43         started        process9 dnsIp10 75 C:\Users\user\AppData\Local\Temp\Zaj.exe, PE32 31->75 dropped 45 Zaj.exe 3 88 31->45         started        83 s-part-0012.t-0009.t-msedge.net 13.107.246.40, 443, 49709, 49711 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 34->83 50 splwow64.exe 34->50         started        file11 process12 dnsIp13 85 showip.net 162.55.60.2, 49685, 49706, 49707 ACPCA United States 45->85 69 C:\Users\user\AppData\Roaming\...\mishaps.exe, PE32 45->69 dropped 71 C:\Users\user\AppData\...\chrome.exe (copy), PE32 45->71 dropped 73 C:\Users\user\AppData\...\Project1.exe, PE32 45->73 dropped 109 Antivirus detection for dropped file 45->109 111 Multi AV Scanner detection for dropped file 45->111 113 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 45->113 52 chrome.exe 45->52         started        55 taskkill.exe 45->55         started        file14 signatures15 process16 file17 65 C:\Program Filesbehaviorgraphoogle\...behaviorgraphoogleChrome.exe, PE32 52->65 dropped 57 GoogleChrome.exe 52->57         started        59 conhost.exe 55->59         started        process18 process19 61 conhost.exe 57->61         started       
Score:
93%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817
Verdict:
Malware
YARA:
1 match(es)
Tags:
AdoDb.stream DeObfuscated Microsoft.xmldom Obfuscated SCRipting.filesystemobject T1059.005 VBScript WScript.Shell
Link:
https://app.malva.re/file/b020083c8ce7c3ceebbf06af9368edcb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817/
Verdict:
Malicious
Threat:
Trojan-PSW.Win32.DarkCloud
Link:
https://tip.neiki.dev/file/1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2025-08-13 08:06:24 UTC
File Type:
Text (VBS)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=drhwymi72mpe3zlccomhaaia5qms2ugwwxh7kyus2yizizl67alq._file
Verdict:
malicious
Label(s):
darkcloudstealer
Create hunting rule
Similar samples:
0f33de6cb6b6b634897593064b4922da5df3eb588589eb09c5fb2544bfb824ac
DarkCloud
1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817
DarkCloud
57ef7cd9fc68f75a5b99ec31b01118bc382ba22268ae6d927d669957ee9a7d8e
DarkCloud
7738510832542986bffbbac11c0a45a15baf32d7b88771215befa3ee7ab6b137
DarkCloud
9910a4832400dcfc9200cea8574404e8ee15ec2b22f341d05517958626aca757
DarkCloud
cd2be8da1d20293e91d25241e62ee87b8945af8cf97ac860e37f0800eebce6bb
DarkCloud
error
DarkCloud
+ 169 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence spyware stealer
Link:
https://tria.ge/reports/250813-jzljaahp7v/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Kills process with taskkill
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1c4f6c311fd31e4de5621398700100ec192d50d6b5cff56292d61194657ef817

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:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/21070/

Comments