MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb. 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: 13


Intelligence 13 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb
SHA3-384 hash: 48c7ef61346692077aec9eede5c1734e77057ee0b2497aa738cfc25fa29c2e89a1ae2cdd3884db74740361fbfe46e350
SHA1 hash: f7b3b5e7677ee6aad54e882de91e8f958a1d10d0
MD5 hash: eb6626a87c86e55ead5ce1dc2db24581
humanhash: johnny-oven-sixteen-item
File name:Wfo8KJM.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:174'080 bytes
First seen:2026-01-31 12:07:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ee53c10aff1d01eafea53328179e33a2 (18 x Vidar, 1 x XenoRAT)
ssdeep 3072:MhDwMWe7BmNeIwCNigK9PjeyfA6nF6C1UTEQam98qLG6TAUbyV/zu0rXeHP:Mh0MTmLrigKVjeezQkVQamOqC6HbB5v
TLSH T1B10423C28A2CFD3FD23CE772170121204797B8A187DBCB16BED2D2910A974796ED74A5
TrID 63.5% (.EXE) UPX compressed Win64 Executable (70117/5/12)
24.5% (.EXE) UPX compressed Win32 Executable (27066/9/6)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.8% (.ICL) Windows Icons Library (generic) (2059/9)
1.8% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter abuse_ch
Tags:exe UPX vidar
File size (compressed) :174'080 bytes
File size (de-compressed) :457'728 bytes
Format:win64/pe
Unpacked file: ffa35e8c18950c68e2888a96c7138493c213c52747a45c5914f468a5ea0acdcc

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
SE SE
Vendor Threat Intelligence
Malware configuration found for:
PEPacker
Details
PEPacker
a UPX version number and an unpacked binary
Link:
https://research.acce.ciphertechsolutions.com/results/3da7bdf5-b85b-47a0-9da7-a5a5327798ef/
Malware family:
n/a
ID:
1
File name:
Wfo8KJM.exe
Verdict:
No threats detected
Analysis date:
2026-01-31 12:13:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6d606f65-f95b-48a2-8d83-e7b016368253

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Verdict:
Malicious
Score:
98.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=697df0bcd93e7233498c147c
Tags:
ransomware obfuscated virus
Verdict:
Malicious
Labled as:
Mikey.Generic
Link:
https://www.hybrid-analysis.com/sample/4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-01-30T22:20:00Z UTC
Last seen:
2026-02-01T04:46:00Z UTC
Hits:
~100
Detections:
Trojan-PSW.Win32.Vidar.hfm BSS:Trojan.Win32.Generic Trojan-PSW.Win32.Vidar.d
Link:
https://opentip.kaspersky.com/4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/55252817-5ec1-43dd-894a-212fa6e5a9a1
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
0 / 100
Link:
https://www.joesandbox.com/analysis/1860890
Behaviour
Behavior Graph:
n/a
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb/
Verdict:
Malicious
Threat:
Family.VIDAR
Link:
https://tip.neiki.dev/file/4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb
Threat name:
Win64.Malware.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-01-31 03:03:24 UTC
File Type:
PE+ (Exe)
Extracted files:
3
AV detection:
23 of 36 (63.89%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j3mfm7vcasfptda2gyqz4uq57evj7o5e4erjuot5quf5lntifo5q._file
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar stealer upx
Link:
https://tria.ge/reports/260131-pajw2sax3h/
Behaviour
UPX packed file
Detects Vidar Stealer
Vidar
Vidar family
Unpacked files
SH256 hash:
4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb
MD5 hash:
eb6626a87c86e55ead5ce1dc2db24581
SHA1 hash:
f7b3b5e7677ee6aad54e882de91e8f958a1d10d0
Link:
https://www.unpac.me/results/35dadb48-1129-4d8f-9d11-47dfdc2d76c4/
SH256 hash:
ffa35e8c18950c68e2888a96c7138493c213c52747a45c5914f468a5ea0acdcc
MD5 hash:
97a31c5bf745c361fde0636b112d3989
SHA1 hash:
e48589cacf866a2e216878dd8b1f8f0ebdf3df59
Detections:
SUSP_XORed_URL_In_EXE
Create hunting rule
SUSP_XORed_Mozilla
Create hunting rule
Link:
https://www.unpac.me/results/35dadb48-1129-4d8f-9d11-47dfdc2d76c4/
Parent samples :
4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb
ffa35e8c18950c68e2888a96c7138493c213c52747a45c5914f468a5ea0acdcc
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ed8567ea204/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb

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_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:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
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:SUSP_XORed_URL_In_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
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:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:upx_largefile
Create hunting rule
Author:k3nr9

File information

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

Web download

Vidar

Executable exe 4ed8567ea2048af98c1a36219e521df92a9fbba4e1229a3a7d850bd5b6682bbb

(this sample)

Vidar

Executable exe ffa35e8c18950c68e2888a96c7138493c213c52747a45c5914f468a5ea0acdcc

  
URLhaus
https://urlhaus.abuse.ch/url/3765819/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/51002/
  
Dropping
SHA256 ffa35e8c18950c68e2888a96c7138493c213c52747a45c5914f468a5ea0acdcc
  
Dropping
MD5 97a31c5bf745c361fde0636b112d3989

Comments