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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5db2fc5f376d55b644d5584107cbe2a5905927b97d7f440addbf552f85141908. 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



Stealc


Vendor detections: 17


Intelligence 17 IOCs YARA 3 File information Comments

SHA256 hash: 5db2fc5f376d55b644d5584107cbe2a5905927b97d7f440addbf552f85141908
SHA3-384 hash: 081aaf5764ae280f24774e304ca9732eb5cbb148a3cc96114c61e6553a838d5047d1e7757b6b16eea4cfc766ac8437d4
SHA1 hash: 9d5fc2dfcfaa5648fa3eb2638a10eb93ed126700
MD5 hash: 99cbf82597a9817ce8cd1c3463582a1f
humanhash: william-alaska-bulldog-neptune
File name:Loader.exe
Download: download sample
Signature Stealc
File size:9'863'744 bytes
First seen:2025-10-07 19:35:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e984c9552167c47b13f80743eea201e4 (10 x Stealc)
ssdeep 196608:SCL8l3YGasbnk08J65VzYNy765DbV+ZfjdT4qTE/9mfGuE:xLKYHJFGzGy+Bgf5RcDr
TLSH T13FA6029125D426FCD0C1273C2442139D7EC4ACBE47AAD538ABC6FC426E61FEA345A793
TrID 44.4% (.EXE) Win64 Executable (generic) (10522/11/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon f8f4f2ba64b8d0e0 (2 x Stealc)
Reporter burger
Tags:exe Stealc

Intelligence


File Origin
# of uploads :
1
# of downloads :
104
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Loader.exe
Verdict:
Malicious activity
Analysis date:
2025-10-07 19:35:01 UTC
Tags:
stealc stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.9%
Tags:
packed crypt sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP POST request to an infection source
Connection attempt to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug fingerprint invalid-signature obfuscated packed packed signed vmprotect
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-10-06T20:51:00Z UTC
Last seen:
2025-10-08T02:44:00Z UTC
Hits:
~100
Result
Threat name:
Stealc v2, Xmrig
Detection:
malicious
Classification:
rans.troj.spyw.evad.mine
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Changes security center settings (notifications, updates, antivirus, firewall)
Deletes shadow drive data (may be related to ransomware)
Disable Windows Defender notifications (registry)
Drops PE files to the document folder of the user
Drops PE files with benign system names
Early bird code injection technique detected
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Modifies power options to not sleep / hibernate
Modifies windows update settings
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Queues an APC in another process (thread injection)
Sample uses string decryption to hide its real strings
Self deletion via cmd or bat file
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Schedule system process
Sigma detected: Stop EventLog
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses powercfg.exe to modify the power settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected Stealc v2
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1790964 Sample: Loader.exe Startdate: 07/10/2025 Architecture: WINDOWS Score: 100 91 Found malware configuration 2->91 93 Antivirus detection for URL or domain 2->93 95 Antivirus detection for dropped file 2->95 97 11 other signatures 2->97 9 Loader.exe 24 2->9         started        14 svchost.exe 2->14         started        16 svchost.exe 1 1 2->16         started        18 6 other processes 2->18 process3 dnsIp4 85 178.16.54.175, 49698, 80 DUSNET-ASDE Germany 9->85 87 178.16.53.193, 49707, 80 DUSNET-ASDE Germany 9->87 77 C:\Users\user\Documents\lduJB6Kmqu9Z.exe, PE32+ 9->77 dropped 79 C:\Users\user\Documents\fEWELjAMUSWg.exe, PE32+ 9->79 dropped 81 YEr2KP0jEBhSDdVcS9...AdHgmKyw7FZq[1].exe, PE32+ 9->81 dropped 83 mr5jFfcvZvZar7iVto...38Ox6k48cqPT[1].exe, PE32+ 9->83 dropped 125 Early bird code injection technique detected 9->125 127 Drops PE files to the document folder of the user 9->127 129 Found many strings related to Crypto-Wallets (likely being stolen) 9->129 133 8 other signatures 9->133 20 fEWELjAMUSWg.exe 9 2 9->20         started        24 lduJB6Kmqu9Z.exe 21 9->24         started        26 cmd.exe 1 9->26         started        32 3 other processes 9->32 131 Changes security center settings (notifications, updates, antivirus, firewall) 14->131 89 127.0.0.1 unknown unknown 16->89 28 conhost.exe 18->28         started        30 schtasks.exe 18->30         started        file5 signatures6 process7 file8 73 C:\ProgramData\Microsoft\...\WmiPrvSE.exe, PE32+ 20->73 dropped 111 Antivirus detection for dropped file 20->111 113 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 20->113 115 Query firmware table information (likely to detect VMs) 20->115 123 5 other signatures 20->123 34 cmd.exe 1 20->34         started        37 cmd.exe 20->37         started        39 powershell.exe 23 20->39         started        51 15 other processes 20->51 75 C:\Users\user\AppData\Roaming\...\svchost.exe, PE32+ 24->75 dropped 117 Queries memory information (via WMI often done to detect virtual machines) 24->117 119 Drops PE files with benign system names 24->119 121 Found direct / indirect Syscall (likely to bypass EDR) 24->121 41 cmd.exe 24->41         started        43 cmd.exe 24->43         started        45 cmd.exe 24->45         started        47 conhost.exe 26->47         started        49 timeout.exe 26->49         started        signatures9 process10 signatures11 99 Uses ping.exe to sleep 34->99 101 Uses schtasks.exe or at.exe to add and modify task schedules 34->101 103 Uses powercfg.exe to modify the power settings 34->103 105 Uses ping.exe to check the status of other devices and networks 34->105 53 net.exe 1 34->53         started        55 conhost.exe 34->55         started        107 Modifies power options to not sleep / hibernate 37->107 61 7 other processes 37->61 109 Loading BitLocker PowerShell Module 39->109 57 conhost.exe 39->57         started        59 WmiPrvSE.exe 39->59         started        63 2 other processes 41->63 65 2 other processes 43->65 67 2 other processes 45->67 69 17 other processes 51->69 process12 process13 71 net1.exe 1 53->71         started       
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Spyware.Stealc
Status:
Suspicious
First seen:
2025-10-07 00:25:43 UTC
File Type:
PE+ (Exe)
Extracted files:
17
AV detection:
26 of 38 (68.42%)
Threat level:
  2/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:nagibator defense_evasion discovery spyware stealer themida trojan
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Themida packer
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Stealc family
Malware Config
C2 Extraction:
http://178.16.54.175
Unpacked files
SH256 hash:
5db2fc5f376d55b644d5584107cbe2a5905927b97d7f440addbf552f85141908
MD5 hash:
99cbf82597a9817ce8cd1c3463582a1f
SHA1 hash:
9d5fc2dfcfaa5648fa3eb2638a10eb93ed126700
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:pe_detect_tls_callbacks
Rule name:PE_Digital_Certificate
Author:albertzsigovits

File information


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

Comments