MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081. 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


Vidar


Vendor detections: 16


Intelligence 16 IOCs YARA 28 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081
SHA3-384 hash: e702140428abb32995cd4108192ad6275fae913dfd4407ead5cba0f4092ef1ef910c7b623b4fc1290e8ed6cae9ab3629
SHA1 hash: 36359cc6a6a96e99ac4c7da2cf2f77709bbaed40
MD5 hash: 745b11bb32e95013f15ad0d6961a73e1
humanhash: video-may-aspen-india
File name:msedge_elf.dll
Download: download sample
Signature Vidar
Create hunting rule
File size:8'968'560 bytes
First seen:2025-12-04 13:36:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 11816731f87952ce23da086b67eb30cb (20 x Vidar, 2 x BazaLoader, 1 x Heodo)
ssdeep 49152:hri7yw3UqxsZZn1x7K1q8xUYz8sekomtDbWDuSSAPOoYFKLw5j8SmjCCzznMVO/0:8z3LcZn1kU8CkbWDuUu0H6
Threatray 100 similar samples on MalwareBazaar
TLSH T19B962A42B981952AC55BF234ADB1626077717C0883322BD76FD71A790CEABC4273EF19
gimphash f8bf89b270c89a98312c222125587feffc53dc12bfb1faf8d47fd8d53d4b94ef
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter burger
Tags:exe signed vidar

Code Signing Certificate

Organisation:githab.com
Issuer:R13
Algorithm:sha256WithRSAEncryption
Valid from:2025-10-16T07:06:41Z
Valid to:2026-01-14T07:06:40Z
Serial number: 06811e3acd8227232ee58a61ecd714a9b643
Intelligence: 74 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: 32020b16079396e415040c18d71bd2f5213f68afea2776d74e819559b04fa905
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Going
Details
Link:
https://research.acce.ciphertechsolutions.com/results/74765a7f-c6af-4738-a969-27e557d4dcac/
Malware family:
vidar
Create hunting rule
ID:
1
File name:
msedge_elf.dll
Verdict:
Malicious activity
Analysis date:
2025-12-04 13:36:33 UTC
Tags:
sfuzuan stealer stealc vidar xor-url generic golang
Link:
https://app.any.run/tasks/9d6a7152-785d-4ced-b1ba-31e8ef25d01a

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/42479/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69318e6070ad947a38c8eb46
Tags:
injection obfusc virus
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm crypto golang masquerade mingw overlay overlay packed signed
Link:
https://www.filescan.io/uploads/69318e8e6019bc7a8f81227b/reports/3b3df344-45a0-416c-a0d2-b4415d020164/overview
Verdict:
Suspicious
Labled as:
WinGo/Kryptik.MW trojan
Link:
https://www.hybrid-analysis.com/sample/8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081
Verdict:
Malicious
File Type:
dll x64
First seen:
2025-12-04T13:09:00Z UTC
Last seen:
2025-12-04T23:20:00Z UTC
Hits:
~100
Detections:
Trojan.Win64.Agent.sb Trojan-PSW.Stealerc.TCP.C&C Trojan-PSW.Stealerc.HTTP.C&C Trojan.Win64.Agent.smfadw
Link:
https://opentip.kaspersky.com/8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/666eb191-3dde-419f-a099-fdeda062332d
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1826363
Signature
AI detected suspicious PE digital signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Modifies the context of a thread in another process (thread injection)
Monitors registry run keys for changes
Sample uses string decryption to hide its real strings
Sets debug register (to hijack the execution of another thread)
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1826363 Sample: msedge_elf.dll.exe Startdate: 04/12/2025 Architecture: WINDOWS Score: 100 52 shed.dual-low.part-0013.t-0009.t-msedge.net 2->52 54 sb.scorecardresearch.com 2->54 56 26 other IPs or domains 2->56 76 Suricata IDS alerts for network traffic 2->76 78 Antivirus detection for URL or domain 2->78 80 Yara detected Vidar stealer 2->80 82 4 other signatures 2->82 9 loaddll64.exe 1 2->9         started        11 msedge.exe 2->11         started        signatures3 process4 process5 13 rundll32.exe 21 9->13         started        17 cmd.exe 1 9->17         started        19 rundll32.exe 9->19         started        23 5 other processes 9->23 21 msedge.exe 11->21         started        dnsIp6 74 212.11.64.161, 443, 49689, 49692 CALYPSO-ITDE United Kingdom 13->74 86 System process connects to network (likely due to code injection or exploit) 13->86 88 Contains functionality to inject threads in other processes 13->88 90 Tries to harvest and steal browser information (history, passwords, etc) 13->90 92 7 other signatures 13->92 25 msedge.exe 13->25         started        28 chrome.exe 1 13->28         started        31 chrome.exe 1 13->31         started        35 12 other processes 13->35 33 rundll32.exe 17->33         started        signatures7 process8 dnsIp9 84 Monitors registry run keys for changes 25->84 37 msedge.exe 25->37         started        72 192.168.2.6, 138, 443, 49279 unknown unknown 28->72 39 chrome.exe 28->39         started        42 chrome.exe 31->42         started        44 chrome.exe 35->44         started        46 WerFault.exe 35->46         started        48 WerFault.exe 35->48         started        50 4 other processes 35->50 signatures10 process11 dnsIp12 58 play.google.com 108.177.122.100, 443, 49720, 49721 GOOGLEUS United States 39->58 60 plus.l.google.com 108.177.122.101, 443, 49717 GOOGLEUS United States 39->60 66 3 other IPs or domains 39->66 68 2 other IPs or domains 42->68 62 108.177.122.102, 443, 49749 GOOGLEUS United States 44->62 64 142.251.15.139, 443, 49751 GOOGLEUS United States 44->64 70 3 other IPs or domains 44->70
Score:
45%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081
Verdict:
inconclusive
YARA:
6 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/745b11bb32e95013f15ad0d6961a73e1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081
Threat name:
Win64.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-12-04 13:36:34 UTC
File Type:
PE+ (Dll)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5ch7gpcwcbbgaosj7quolcwy7dfebfvpdqgfu6etmmo4y2yocaq._file
Verdict:
malicious
Label(s):
vidar
Create hunting rule
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8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081
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Vidar
error
Vidar
+ 90 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:6de06c0769411b742ea8037066aa31ae discovery spyware stealer
Link:
https://tria.ge/reports/251204-qwysrsxkax/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Drops file in Windows directory
Checks installed software on the system
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Badlisted process makes network request
Detects Vidar Stealer
Vidar
Vidar family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/594dd649-2c02-45e7-a091-d6bcdbd850c2
Unpacked files
SH256 hash:
8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081
MD5 hash:
745b11bb32e95013f15ad0d6961a73e1
SHA1 hash:
36359cc6a6a96e99ac4c7da2cf2f77709bbaed40
Link:
https://www.unpac.me/results/0f9b3aef-215f-4e60-8213-7f6c64b5d33f/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f447f99e2b0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/8f447f99e2b0821301d24fe1472c56c7c65204b578e062d3c49b18ee63587081

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:dependsonpythonailib
Create hunting rule
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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/42479/

Comments