MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6. 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


Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6
SHA3-384 hash: 0baa0e02e0863c55ac9a5812897b0e4389c6aa9052c10861d06b13f5b16608fcbbc44c3d417d73cd43fb2c53276f3116
SHA1 hash: e13bf72c114d1874112909e7483ecdfd8cd7813c
MD5 hash: 3cd1b5824043a4bf7b08fa670fd819be
humanhash: magazine-ten-michigan-delta
File name:Nightware_release(1).dll
Download: download sample
File size:3'571'712 bytes
First seen:2026-01-11 10:41:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 99c5eb5431030c626b09d860b19c1b95
ssdeep 49152:BwTGLBbpr3JEzVY7iZ/ALlWjfqmEMYQOMuY9d3nXsMbG7kpKNOnqup/FyLrcmHVT:NbO81XRrTFlM
TLSH T1F2F5AE1AF6A901A8C16BD27C8E87E903EBB13C051B6097CB7394565E2F73BD10E7E611
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter Ling
Tags:exe Kepavll Trojan:Win32/Kepavll!rfn


Avatar
CNGaoLing
This sample has been reviewed by Microsoft researchers and determined to be malware. (Trojan:Win32/Kepavll!rfn)

Intelligence

File Origin
# of uploads :
1
# of downloads :
117
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
Nightware_release(1).rar
Verdict:
Suspicious activity
Analysis date:
2026-01-10 03:59:09 UTC
Tags:
arch-exec arch-doc
Link:
https://app.any.run/tasks/437eed1d-d7df-4822-90a6-2837b96512bb

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/48526/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69637e99ccd2b6e9c95001a2
Tags:
malware
Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug base64 fingerprint keylogger krypt masquerade microsoft_visual_cc unsafe
Link:
https://www.filescan.io/uploads/69637e9430368802bb80071d/reports/774f5097-0b8e-4f14-b71f-201300172066/overview
Verdict:
Malicious
Labled as:
Win64/GameHack_AGeneric.YY potentially unsafe application
Link:
https://www.hybrid-analysis.com/sample/373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6
Verdict:
Clean
File Type:
dll x64
First seen:
2025-12-27T14:29:00Z UTC
Last seen:
2026-01-01T16:17:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7852dc6d-d3bf-4fff-a542-8c30a265b502
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6
Verdict:
inconclusive
YARA:
6 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/3cd1b5824043a4bf7b08fa670fd819be
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6/
Verdict:
Clean
Link:
https://tip.neiki.dev/file/373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6
Threat name:
Win64.Trojan.Kepavll
Create hunting rule
Status:
Malicious
First seen:
2025-12-27 19:19:10 UTC
File Type:
PE+ (Dll)
Extracted files:
1
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g47w7qcwo6owiunq6ulr64sb6vuwed7prhkuu5d4o6nnai5cat3a._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260111-mrwwtshs4c/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/cc8b352d-baa1-4031-a447-838fc45f51ef
Unpacked files
SH256 hash:
373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6
MD5 hash:
3cd1b5824043a4bf7b08fa670fd819be
SHA1 hash:
e13bf72c114d1874112909e7483ecdfd8cd7813c
Link:
https://www.unpac.me/results/ede6503b-b2d9-4f41-9cb6-4446f6b69d6e/
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/373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6

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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang
Create hunting rule
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
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.

Web download

Executable exe 373f6fc056779d6451b0f5171f7241f569620fef89d54a747c779ad023a204f6

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/48526/

Comments