MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913
SHA3-384 hash: 80b66595ec62ad123706fc57ebec64878457593f3a93acdb2345cc1475e50cde2e0dbcacb7cfcce7ce5e05e11623da24
SHA1 hash: 7bd6d457f956469590609f02ee4bdd7de45da5ed
MD5 hash: d78c08c4342ed7c6b81c9a4357ff3b3e
humanhash: edward-quiet-july-six
File name:SharpWSUS.exe
Download: download sample
File size:50'688 bytes
First seen:2025-08-13 08:21:54 UTC
Last seen:2025-08-13 10:18:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'817 x AgentTesla, 19'738 x Formbook, 12'285 x SnakeKeylogger)
ssdeep 768:LmsEeeIWw0wGaV/mcZaq/wV8vcYoTByAcEYWd49crg+:isLMwfGa4yAcEL49cf
TLSH T13D333F0237ED1114F7FB6B74AABA16118B3BBE6B6839D51C09A4108D0D7AB01DDA1F73
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter Joker
Tags:exe trojan

Intelligence

File Origin
# of uploads :
3
# of downloads :
56
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913.exe
Verdict:
No threats detected
Analysis date:
2025-08-13 08:37:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c4584eaa-b185-46e2-8161-113dcf6cd68c

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/21080/
Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689c4b50642b4839d1b5b14b
Tags:
malware
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file
Sending a custom TCP request
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8312dbab-f961-42c5-8175-9d364110975f
Score:
41%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable PDB Path PE (Portable Executable) SOS: 0.29 Win 32 Exe x86
Link:
https://app.malva.re/file/d78c08c4342ed7c6b81c9a4357ff3b3e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913/
Verdict:
Malicious
Threat:
HEUR:HackTool.MSIL.SharpWSUS
Link:
https://tip.neiki.dev/file/b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913
Threat name:
ByteCode-MSIL.Hacktool.WSUSPanim
Create hunting rule
Status:
Malicious
First seen:
2025-08-13 08:22:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
17 of 24 (70.83%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wctgt5qfm2gv3eb7jdha4worda7og3576vktn5t4rinvcw5ftejq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/250813-j9tbwahr7s/
Verdict:
Suspicious
Tags:
red_team_tool
YARA:
HKTL_NET_GUID_SharpWSUS
Link:
https://app.threat.zone/submission/e27fa5df-75fd-45a6-a959-d4a73ec42c71
Unpacked files
SH256 hash:
b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913
MD5 hash:
d78c08c4342ed7c6b81c9a4357ff3b3e
SHA1 hash:
7bd6d457f956469590609f02ee4bdd7de45da5ed
Link:
https://www.unpac.me/results/41dc9735-2718-4e1f-a9e4-1d70f5a32916/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.77
Link:
https://yomi.yoroi.company/submissions/b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913

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:HKTL_NET_GUID_SharpWSUS
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects .NET red/black-team tools via typelibguid
Reference:https://github.com/nettitude/SharpWSUS
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Executable exe b0a669f605668d5d903f48ce0e59d1183ee36fbff55536f67c8a1b515ba59913

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3601725/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/21080/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WININET.dll::InternetCloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetStartupInfoA

Comments