MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7c4a3532a9221b0b33373a5f6565de601db11d3a4d83c2a227582c2db7094af0. 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: 12
| SHA256 hash: | 7c4a3532a9221b0b33373a5f6565de601db11d3a4d83c2a227582c2db7094af0 |
|---|---|
| SHA3-384 hash: | f5562780463cda7d4a9ea0f528bba49782e820e9fb9a3c47cce02d4009dc76db369c571de7dd08d439b0f931f494ca50 |
| SHA1 hash: | be66585d1e0591154069279cec4d0893d4dab094 |
| MD5 hash: | ee9ba3e87b56f2ffac3cd7f3f7647f96 |
| humanhash: | oxygen-three-charlie-lion |
| File name: | Invoice Payment Copy_____________________pdf.exe |
| Download: | download sample |
| Signature | DarkCloud |
| File size: | 615'424 bytes |
| First seen: | 2024-11-18 12:03:24 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:k3NZuIY2QhK8POuwJaAZ/mzEmKLXP7PiA0SIWxHvO:qZuIY2QM8POuc7Z/mom8f7PiA0SPtW |
| TLSH | T10BD44B1837D88A2BD27F17B7F071050497BAE84AF269DB8F258479FA29537112C035BB |
| 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 |  adrian__luca |
| Tags: | DarkCloud exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
360
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
InvoicePaymentCopy_____________________pdf.exe
Verdict:
Malicious activity
Analysis date:
2024-11-18 12:09:28 UTC
Tags:
upx darkcloud
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
underscore autorun
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Connection attempt to an infection source
Query of malicious DNS domain
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
macros-on-open masquerade obfuscated powershell
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Unknown
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
.NET source code references suspicious native API functions
AI detected suspicious sample
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
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)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected DarkCloud
Yara detected Generic Dropper
Behaviour
Behavior Graph:
Score:
94%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Trojan.Remcos
Status:
Malicious
First seen:
2024-11-11 13:27:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
24 of 38 (63.16%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
darkcloud
Score:
10/10
Tags:
family:darkcloud discovery stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
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
Suspicious use of NtCreateUserProcessOtherParentProcess
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
7c4a3532a9221b0b33373a5f6565de601db11d3a4d83c2a227582c2db7094af0
MD5 hash:
ee9ba3e87b56f2ffac3cd7f3f7647f96
SHA1 hash:
be66585d1e0591154069279cec4d0893d4dab094
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | 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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