MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e. 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


XWorm


Vendor detections: 20


Intelligence 20 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
SHA3-384 hash: 34db7b5989aa90752723f8c1ea23650fc85a1e916425c3195665c2354257e4725bcb256e5fb8a9cb54b30615c3e60587
SHA1 hash: a9f9f04b5d613a08a5cc3a01ae96158c75e3af5e
MD5 hash: e15972a7055d64eec157101beff5d689
humanhash: october-cola-mirror-idaho
File name:INB-987654345678000.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:411'136 bytes
First seen:2025-10-07 09:15:50 UTC
Last seen:2025-10-08 07:59:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:KXrAbEjMyCeZDq1XC/2gxJuj4tfrvHScif4WEC7r:KXrAbEOeRaylxcj4tfLHScif4wX
Threatray 1'954 similar samples on MalwareBazaar
TLSH T1709412542ABDCB03E0DA5FB01976D07013F86DA8A621DA178FD61DEBB87EB6002553C2
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 threatcat_ch
Tags:exe xworm

Intelligence

File Origin
# of uploads :
2
# of downloads :
121
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e.exe
Verdict:
Malicious activity
Analysis date:
2025-10-07 09:18:07 UTC
Tags:
auto-sch-xml xworm
Link:
https://app.any.run/tasks/7396059b-4313-4602-b8ee-19abecddaf58

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/30938/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68e4da4f7f305fa2545d33bf
Tags:
virus krypt msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Sending a TCP request to an infection source
Connection attempt to an infection source
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 bitmap lolbin msbuild njrat njrat obfuscated packed packed rat reconnaissance regsvcs rezer0 roboski schtasks stego vbc vbnet xworm
Link:
https://www.filescan.io/uploads/68e4da79d4a0085473c28b3e/reports/53558fab-7998-4d15-9497-141367dd7c20/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-10-07T03:06:00Z UTC
Last seen:
2025-10-09T07:15:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e/results?tab=lookup
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/81b65911-ba04-4d6d-a97f-f5775d754784
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1790460
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1790460 Sample: INB-987654345678000.exe Startdate: 07/10/2025 Architecture: WINDOWS Score: 100 50 Suricata IDS alerts for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 11 other signatures 2->56 7 INB-987654345678000.exe 7 2->7         started        11 yYKNKzUbJmB.exe 5 2->11         started        process3 file4 38 C:\Users\user\AppData\...\yYKNKzUbJmB.exe, PE32 7->38 dropped 40 C:\Users\...\yYKNKzUbJmB.exe:Zone.Identifier, ASCII 7->40 dropped 42 C:\Users\user\AppData\Local\Temp\tmpAF6.tmp, XML 7->42 dropped 44 C:\Users\user\...\INB-987654345678000.exe.log, ASCII 7->44 dropped 58 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->58 60 Uses schtasks.exe or at.exe to add and modify task schedules 7->60 62 Adds a directory exclusion to Windows Defender 7->62 13 INB-987654345678000.exe 1 3 7->13         started        18 powershell.exe 22 7->18         started        20 powershell.exe 23 7->20         started        26 2 other processes 7->26 64 Multi AV Scanner detection for dropped file 11->64 66 Injects a PE file into a foreign processes 11->66 22 schtasks.exe 11->22         started        24 yYKNKzUbJmB.exe 11->24         started        signatures5 process6 dnsIp7 48 198.12.126.169, 49690, 8823 AS-COLOCROSSINGUS United States 13->48 46 C:\Users\user\AppData\...\Protect544cd51a.dll, PE32 13->46 dropped 68 Tries to steal Mail credentials (via file / registry access) 13->68 70 Tries to harvest and steal browser information (history, passwords, etc) 13->70 72 Loading BitLocker PowerShell Module 18->72 28 conhost.exe 18->28         started        30 WmiPrvSE.exe 18->30         started        32 conhost.exe 20->32         started        34 conhost.exe 22->34         started        36 conhost.exe 26->36         started        file8 signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.48 Win 32 Exe x86
Link:
https://app.malva.re/file/e15972a7055d64eec157101beff5d689
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2025-10-07 07:11:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qumpfxa4noxmxiktxlcv5bw7ulpnbbkj5ofmvzntsz5zyibv7bha._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
4123bedccc18eee83aa4c7d8e1b64191ddde5fc234bd3c1cbd7f998571e47112
XWorm
8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
XWorm
8ca60d34baa3aaee492a9170904b85ec577fea3d7a4b5fd19f837088b961fb39
XWorm
error
XWorm
f0a54d67d5073a53fbef42ce7bb9c3422cd4d02236c677a58a7b74d7d2bec5c3
XWorm
f81a80a1253af14c000762bab41208a7664b5c7153104c8ec3d93072b80528e5
XWorm
fe805a9919d5721043c3395e167a1c5f0693feff210825d1fe99a240a2bb16dc
XWorm
+ 1'944 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm collection discovery execution persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/251007-k8emrsbp6s/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
198.12.126.169:8823
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0e033fe5-1c8a-44c1-8e58-7a3cfead6259
Unpacked files
SH256 hash:
8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
MD5 hash:
e15972a7055d64eec157101beff5d689
SHA1 hash:
a9f9f04b5d613a08a5cc3a01ae96158c75e3af5e
Link:
https://www.unpac.me/results/bcfd041c-4483-4c88-ab59-1d7aa99a6923/
SH256 hash:
7b2bfe80ae417cc04cdf908f9d1b386e389898435ebcd09823ef9d79b9ecb4fb
MD5 hash:
68b7d3e3aa24b417eec19a4a603347bb
SHA1 hash:
17d911df73ca4e7b027fa18e094d588f158916ae
Detections:
win_xworm_a0
Create hunting rule
win_xworm_w0
Create hunting rule
XWorm
Create hunting rule
win_mal_XWorm
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
MALWARE_Win_AsyncRAT
Create hunting rule
MALWARE_Win_XWorm
Create hunting rule
Link:
https://www.unpac.me/results/bcfd041c-4483-4c88-ab59-1d7aa99a6923/
Parent samples :
8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e
d6817a2ce08134d384e9b0acde1c1db7c8f15101f5c06d79c28a0f68f8aaa7b9
SH256 hash:
1a33982de32bd113bc98aea935174d7d61579af15ff7639e2b3edc29490add61
MD5 hash:
7ff330b9ad1c2fdedb526be23735cd81
SHA1 hash:
2bc828645351d2ebf448cc600297f824a3c019ef
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/bcfd041c-4483-4c88-ab59-1d7aa99a6923/
SH256 hash:
868f9844cd6f0ea25b1115f509044f21f71a787afe9b706eb44c11f4942cb563
MD5 hash:
55786c675054c44592975b5fa7f643fb
SHA1 hash:
851f36ec99a212528ee1d5070af0907aaa05c483
Link:
https://www.unpac.me/results/bcfd041c-4483-4c88-ab59-1d7aa99a6923/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8518f2dc1c6b/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/8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e

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: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.

Malspam

XWorm

Executable exe 8518f2dc1c6baecba153bac55e86dfa2ded08549eb8acae5b3967b9c2035f84e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/30938/

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