MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147. 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: 17


Intelligence 17 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
SHA3-384 hash: 2e5e5155296b8b52a1b10c1c5029b0cdde88113caa66d39dc30bc4ae59b9e72fbeda3440877bd7b10ae10776cdbc5089
SHA1 hash: 64d5e8bf964833852f6b2887c15ab81adccf1d28
MD5 hash: 59adf52a94f169fd9ef66f91345c5a76
humanhash: bacon-mobile-nevada-blossom
File name:628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
Download: download sample
Signature DarkCloud
Create hunting rule
File size:1'220'104 bytes
First seen:2025-06-10 09:31:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:xbpTRkAYek+/tcrKQij0M6PXahuvbUtTzfiQ9KaF0A992lYllbp0:ppTRkAReioMCXagciQT0A99yYlNp0
Threatray 1 similar samples on MalwareBazaar
TLSH T1EC451258A516D90ADF511B791AB1F2B0133C2EDAB800E7072FDDADFFB939A511D18283
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
dhash icon 70f8d4d6cc683058 (25 x SnakeKeylogger, 8 x Formbook, 6 x AgentTesla)
Reporter adrian__luca
Tags:DarkCloud exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
331
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
Verdict:
Malicious activity
Analysis date:
2025-06-10 13:31:34 UTC
Tags:
stealer evasion smtp crypto-regex darkcloud upx
Link:
https://app.any.run/tasks/e7d3eb91-c107-41cd-8dbb-24c348d052c1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DarkCloud
Create hunting rule
Link:
https://www.capesandbox.com/analysis/8536/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3341.28651.30231.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6847fb838bd5d68a12e76102
Tags:
virus spawn shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expired-cert invalid-signature obfuscated packed packed packer_detected signed
Link:
https://www.filescan.io/uploads/6847fba0fd02ed5e05a17d88/reports/601d6dc1-aee6-4b78-b296-9d2d1ec58feb/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2a95d07b-8b8f-4f0f-a149-52845874ef4c
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
66 / 100
Link:
https://www.joesandbox.com/analysis/1710665
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Tries to harvest and steal browser information (history, passwords, etc)
Uses threadpools to delay analysis
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected DarkCloud
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147/
Threat name:
ByteCode-MSIL.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-05-26 02:52:03 UTC
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mkfrrq5m3rxdzkdfaezexeekecdkhyyrm6ub5herfxw3zpibafdq._file
Verdict:
malicious
Label(s):
darkcloudstealer
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
error
DarkCloud
Result
Malware family:
darkcloud
Create hunting rule
Score:
  10/10
Tags:
family:darkcloud discovery execution stealer
Link:
https://tria.ge/reports/250610-lhafsssycs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
DarkCloud
Darkcloud family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/344419ef-f8a6-4977-b3de-7d86837e99c5
Unpacked files
SH256 hash:
628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
MD5 hash:
59adf52a94f169fd9ef66f91345c5a76
SHA1 hash:
64d5e8bf964833852f6b2887c15ab81adccf1d28
Link:
https://www.unpac.me/results/cf069c79-e8e7-492c-96db-b388876ff53b/
SH256 hash:
40821f2c5247a234030a44871d4d62035044e2d486432b81e06880213c6fa912
MD5 hash:
c98557f7f6d853d88f1704eeacf3f39d
SHA1 hash:
01fb8c8b57fe8e19022f3fe0ac882c4e9cd9c69c
Link:
https://www.unpac.me/results/cf069c79-e8e7-492c-96db-b388876ff53b/
SH256 hash:
10a3a5b72ce66ad05cd33cb95f4b4829e801e08091fe7a45a1f20fa3a56f9444
MD5 hash:
59ea483dbf5b5fba3e13e6c0af57622e
SHA1 hash:
757e3743290b233be8e8d395eb759b5c239f8686
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/cf069c79-e8e7-492c-96db-b388876ff53b/
SH256 hash:
f7a7d12ca842ff97bc56c45af910c02ef5be3c7c83c4d94299864541ce26b9e0
MD5 hash:
96927b92dae9bd6cc0d5e5e50ecb9298
SHA1 hash:
7f92a5f2e357e926361c6ebfc29c3fac7a6a2138
Detections:
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_CC_Regex
Create hunting rule
MALWARE_Win_A310Logger
Create hunting rule
MALWARE_Win_DarkCloud
Create hunting rule
Link:
https://www.unpac.me/results/cf069c79-e8e7-492c-96db-b388876ff53b/
Parent samples :
7b9d010e0fe5a9696c5fb1020d8a3c9e1272e7442f4ba841c83d3b0ee001466a
5a695d1e0eea4197b1f2a1fe6258d641f459153b087c2894c3074e7a23f7796c
5be644bc72d42d2b65547a369515bddcea970999ab0946a3e968311a365de425
558c01cb6ab06e8be55a284b8005d334ce6bb4eb3fc7e189262c1074bc6f6fe7
628b18c3acdc6e3ca86501324b908a2086a3e31167a81e9c912dedbcbd010147
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/cf069c79-e8e7-492c-96db-b388876ff53b/
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/628b18c3acdc/report/overview.html
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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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/8536/

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