MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4da84da1a94a8d267e11eccbb4e43e20ce41da4714231f90d2d3903e672d69df. 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



SilentStealer


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: 4da84da1a94a8d267e11eccbb4e43e20ce41da4714231f90d2d3903e672d69df
SHA3-384 hash: 4cd6a548d768591373e0d8ecf6008cd554b8987e251f5a2381d35c467b0b55dc45acd8c2ecca2c2ddcc52302f7d4cea9
SHA1 hash: 42c66b36dac9e7ff43121b5182fc0e5482eb9fc0
MD5 hash: d393623a8333186198185004bde43d73
humanhash: failed-apart-oxygen-georgia
File name:Spoofer.exe
Download: download sample
Signature SilentStealer
File size:81'661'816 bytes
First seen:2025-12-19 13:04:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b34f154ec913d2d2c435cbd644e91687 (584 x GuLoader, 129 x RemcosRAT, 84 x EpsilonStealer)
ssdeep 1572864:UTBAV6xfWKA7OzXY2xXBQvc1CeXQE9Qjwy5/rtfHsh9yopTwmAUw9Vw:UTBAoxfYqzDCc1DAHE4HsHyDVUkw
TLSH T11508332FC91A95F9D18ED73F868E10F780110513E038BB90AA6947AF927D7039F662D7
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon c4dadadad2f492c2 (138 x GuLoader, 49 x RemcosRAT, 23 x VIPKeylogger)
Reporter burger
Tags:exe SilentStealer

Intelligence


File Origin
# of uploads :
1
# of downloads :
106
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Spoofer.exe
Verdict:
Malicious activity
Analysis date:
2025-12-19 13:03:45 UTC
Tags:
stealer susp-powershell python arch-exec arch-doc evasion auto-reg

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.9%
Tags:
xtreme shell sage
Gathering data
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-19T10:18:00Z UTC
Last seen:
2025-12-19T14:41:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Script.Agent.gen
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
100 / 100
Signature
Bypasses PowerShell execution policy
Drops large PE files
Found pyInstaller with non standard icon
Found suspicious powershell code related to unpacking or dynamic code loading
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded Invoke Keyword
Suspicious command line found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Uses cmd line tools excessively to alter registry or file data
Yara detected Powershell decode and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1836267 Sample: Spoofer.exe Startdate: 19/12/2025 Architecture: WINDOWS Score: 100 100 pypi.org 2->100 102 nuget-prod-globalcdn.trafficmanager.net 2->102 104 3 other IPs or domains 2->104 124 Malicious sample detected (through community Yara rule) 2->124 126 Yara detected Powershell decode and execute 2->126 128 Sigma detected: PowerShell Base64 Encoded Invoke Keyword 2->128 130 2 other signatures 2->130 11 Spoofer.exe 29 2->11         started        14 Spoofer.exe 12 243 2->14         started        signatures3 process4 file5 132 Suspicious powershell command line found 11->132 134 Bypasses PowerShell execution policy 11->134 136 Suspicious command line found 11->136 140 2 other signatures 11->140 17 powershell.exe 15 11->17         started        20 cmd.exe 1 11->20         started        22 cmd.exe 11->22         started        24 15 other processes 11->24 92 C:\Users\user\AppData\Local\...\Spoofer.exe, PE32+ 14->92 dropped 94 C:\Users\user\AppData\Local\...\nsis7z.dll, PE32 14->94 dropped 96 C:\Users\user\AppData\Local\...\System.dll, PE32 14->96 dropped 98 16 other files (none is malicious) 14->98 dropped 138 Drops large PE files 14->138 signatures6 process7 dnsIp8 118 Found suspicious powershell code related to unpacking or dynamic code loading 17->118 27 Spoofer.exe 17->27         started        32 conhost.exe 17->32         started        120 Suspicious powershell command line found 20->120 122 Uses cmd line tools excessively to alter registry or file data 20->122 34 net.exe 1 20->34         started        36 conhost.exe 20->36         started        38 powershell.exe 22->38         started        40 conhost.exe 22->40         started        106 chrome.cloudflare-dns.com 162.159.61.3, 443, 49698, 49699 CLOUDFLARENETUS United States 24->106 42 powershell.exe 24->42         started        44 net.exe 24->44         started        46 26 other processes 24->46 signatures9 process10 dnsIp11 108 a918.dscr.akamai.net 23.59.235.213, 443, 49714 AKAMAI-ASUS United States 27->108 84 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 27->84 dropped 86 C:\Users\user\AppData\...\vcruntime140.dll, PE32+ 27->86 dropped 88 C:\Users\user\AppData\Local\...\pythonw.exe, PE32+ 27->88 dropped 90 783 other files (none is malicious) 27->90 dropped 142 Tries to harvest and steal browser information (history, passwords, etc) 27->142 144 Suspicious command line found 27->144 48 cmd.exe 27->48         started        51 cmd.exe 27->51         started        53 cmd.exe 27->53         started        61 26 other processes 27->61 55 net1.exe 1 34->55         started        146 Loading BitLocker PowerShell Module 38->146 57 net1.exe 44->57         started        59 net1.exe 46->59         started        file12 signatures13 process14 dnsIp15 114 Suspicious powershell command line found 48->114 64 conhost.exe 48->64         started        66 powershell.exe 48->66         started        116 Uses cmd line tools excessively to alter registry or file data 51->116 78 2 other processes 51->78 68 net.exe 53->68         started        70 conhost.exe 53->70         started        110 172.64.41.3, 443, 49705, 49709 CLOUDFLARENETUS United States 61->110 112 chrome.cloudflare-dns.com 61->112 72 conhost.exe 61->72         started        74 net.exe 61->74         started        76 conhost.exe 61->76         started        80 19 other processes 61->80 signatures16 process17 process18 82 net1.exe 68->82         started       
Gathering data
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2025-12-19 13:03:44 UTC
File Type:
PE (Exe)
Extracted files:
2947
AV detection:
3 of 24 (12.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery execution persistence spyware stealer trojan
Behaviour
Kills process with taskkill
Runs net.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Launches sc.exe
An obfuscated cmd.exe command-line is typically used to evade detection.
Enumerates processes with tasklist
Adds Run key to start application
Checks installed software on the system
Hide Artifacts: Hidden Window
Indicator Removal: Clear Persistence
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Windows security bypass
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

SilentStealer

Executable exe 4da84da1a94a8d267e11eccbb4e43e20ce41da4714231f90d2d3903e672d69df

(this sample)

Comments