MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4d8132d64255162e476fea895ee04c3f0703aaa291021d89bb4eb57601ba31fc. 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: 16
| SHA256 hash: | 4d8132d64255162e476fea895ee04c3f0703aaa291021d89bb4eb57601ba31fc |
|---|---|
| SHA3-384 hash: | b5771a2131764a148d1a7c9aa624b2bbce3013bc6aefe780cd3cbe8c607bc922581630219eadb9ce4e87cf1d147cff10 |
| SHA1 hash: | 1eabdd25bf5607035682bc77f6a49401e508f449 |
| MD5 hash: | 8b672409ff024733b43c619a7e8a5c91 |
| humanhash: | april-massachusetts-asparagus-equal |
| File name: | Producto específico________________________________________________pdf.exe |
| Download: | download sample |
| Signature | DarkCloud |
| File size: | 182'784 bytes |
| First seen: | 2025-05-12 08:08:19 UTC |
| Last seen: | 2025-05-12 13:10:56 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 3072:LsuD2dQraNnxaix+wmirI9Pxzrr/lZraspnpc7Kdfx8bOLwySTFDZemx:xraKix+wmirI9PxzrO6npcK58bOR |
| Threatray | 3'341 similar samples on MalwareBazaar |
| TLSH | T19004D80136EB566AF2FBAFBDF8E121004B79B969E442DF994C8570CC05A37448853B7B |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Magika | pebin |
| Reporter |  lowmal3 |
| Tags: | DarkCloud exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
447
Origin country :
DEVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Producto especÃfico________________________________________________pdf.exe
Verdict:
Malicious activity
Analysis date:
2025-05-12 08:44:48 UTC
Tags:
auto-startup upx darkcloud
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
underscore autorun
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
masquerade obfuscated
Verdict:
Malicious
Labled as:
Trojan.Mardom.MN.Generic
Verdict:
Malicious
Result
Threat name:
DarkCloud
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Drops VBS files to the startup folder
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Sigma detected: Drops script at startup location
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes or reads registry keys via WMI
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected DarkCloud
Yara detected Generic Dropper
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Score:
98%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Backdoor.Ratenjay
Status:
Malicious
First seen:
2025-05-09 23:17:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 37 (67.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
darkcloudstealer
Similar samples:
+ 3'331 additional samples on MalwareBazaar
Result
Malware family:
darkcloud
Score:
10/10
Tags:
family:darkcloud discovery stealer
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Drops startup file
DarkCloud
Darkcloud family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
4d8132d64255162e476fea895ee04c3f0703aaa291021d89bb4eb57601ba31fc
MD5 hash:
8b672409ff024733b43c619a7e8a5c91
SHA1 hash:
1eabdd25bf5607035682bc77f6a49401e508f449
Detections:
PureCrypter_Stage1
Malware family:
DarkCloud
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | Detect_PowerShell_Obfuscation |
|---|---|
| Author: | daniyyell |
| Description: | Detects obfuscated PowerShell commands commonly used in malicious scripts. |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows executables referencing non-Windows User-Agents |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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