MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b. 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: 15


Intelligence 15 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b
SHA3-384 hash: f30126a276a046bad1f42bde303c32964dd8ce118ad2dac28e81151c4a0cbd685fbd921e9cbdb0a82d481dd85c74038b
SHA1 hash: 8f3123a8793276ec393fe2999c8815e3f25b3989
MD5 hash: 7988f4c097d30581be2a5ed1e53bfc28
humanhash: friend-bulldog-kentucky-nitrogen
File name:Facturas pagadas, 3432157645, 6572545675, 2315768,35432.exe
Download: download sample
Signature DarkCloud
Create hunting rule
File size:83'456 bytes
First seen:2025-08-20 09:12:19 UTC
Last seen:2025-09-05 12:55:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:aiWXODkLiF5KG4t7qSig4NW0eWbO5OMlnNZtKY:aaDkqREazVIMY
TLSH T13F839307BA4A8DF2C6444736CDAF55CC0364D783B693C61A798AE35E5843FFA9840E4B
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 :
3
# of downloads :
48
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Facturas pagadas, 3432157645, 6572545675, 2315768,35432.exe
Verdict:
Malicious activity
Analysis date:
2025-08-20 09:14:23 UTC
Tags:
auto-startup evasion stealer upx darkcloud
Link:
https://app.any.run/tasks/fbe907a5-e2ac-42c1-93bd-ceb81c4791e3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/22432/
Verdict:
Clean
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68a5917f8fd55a79c5296148
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 masquerade net_reactor obfuscated obfuscated packed
Link:
https://www.filescan.io/uploads/68a5917f419c816a6e8d4715/reports/14e87627-4791-4cd9-8fd2-307116f206ba/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a1d24787-72c1-4253-a698-634ef65b6702
Result
Threat name:
DarkCloud, PureLog Stealer, ResolverRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1760863
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Drops VBS files to the startup folder
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)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
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
Yara detected PureLog Stealer
Yara detected ResolverRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1760863 Sample: Facturas pagadas, 343215764... Startdate: 20/08/2025 Architecture: WINDOWS Score: 100 28 www.arcon.com.pe 2->28 30 showip.net 2->30 32 arcon.com.pe 2->32 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected ResolverRAT 2->48 50 11 other signatures 2->50 8 Facturas pagadas, 3432157645, 6572545675, 2315768,35432.exe 15 5 2->8         started        13 wscript.exe 1 2->13         started        signatures3 process4 dnsIp5 34 arcon.com.pe 192.99.207.151, 443, 49684, 49689 OVHFR Canada 8->34 24 C:\Users\user\AppData\Roaming\IsClosed.exe, PE32 8->24 dropped 26 C:\Users\user\AppData\...\IsClosed.vbs, ASCII 8->26 dropped 58 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->58 60 Writes to foreign memory regions 8->60 62 Injects a PE file into a foreign processes 8->62 15 InstallUtil.exe 16 8->15         started        64 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->64 19 IsClosed.exe 14 2 13->19         started        file6 signatures7 process8 dnsIp9 36 showip.net 162.55.60.2, 49687, 49693, 80 ACPCA United States 15->36 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->38 40 Tries to steal Mail credentials (via file / registry access) 15->40 42 Multi AV Scanner detection for dropped file 19->42 21 InstallUtil.exe 14 19->21         started        signatures10 process11 signatures12 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->52 54 Tries to steal Mail credentials (via file / registry access) 21->54 56 Tries to harvest and steal browser information (history, passwords, etc) 21->56
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b
Verdict:
inconclusive
YARA:
12 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.46 Win 32 Exe x86
Link:
https://app.malva.re/file/7988f4c097d30581be2a5ed1e53bfc28
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b/
Verdict:
Malicious
Threat:
Family.DARKCLOUD
Link:
https://tip.neiki.dev/file/74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b
Threat name:
ByteCode-MSIL.Infostealer.Tinba
Create hunting rule
Status:
Malicious
First seen:
2025-08-19 20:53:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
29 of 38 (76.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=otsr5g743i6v62g77vtde4aynvrokr6eoysljer5xuubtp7ufrfq._file
Verdict:
malicious
Label(s):
purecrypter
Create hunting rule
Similar samples:
error
DarkCloud
Result
Malware family:
darkcloud
Create hunting rule
Score:
  10/10
Tags:
family:darkcloud discovery stealer
Link:
https://tria.ge/reports/250820-k6ejzs1wct/
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:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/79cdb911-0b04-482f-925f-815ea881b830
Unpacked files
SH256 hash:
74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b
MD5 hash:
7988f4c097d30581be2a5ed1e53bfc28
SHA1 hash:
8f3123a8793276ec393fe2999c8815e3f25b3989
Link:
https://www.unpac.me/results/e69abd93-d83d-4b19-bc79-76619240862a/
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/74e51e9bfcda/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Malspam

DarkCloud

Executable exe 74e51e9bfcda3d5f68dffd663270186d62e547c47624b4923dbd2819bff42c4b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22432/

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments