MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc. 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 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc
SHA3-384 hash: 545a7becc29a90a61246194a1d3549ec19ee72160fc8cc17ab57147ad273510ed1afd77e0223278fbdad475459edde18
SHA1 hash: b42848de48880d0c9964b087560e09e40206fba9
MD5 hash: b338b482bcdd1d1073a883faec4d87ab
humanhash: hamper-freddie-network-orange
File name:PO27025.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:744'960 bytes
First seen:2025-10-13 03:00:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:8NtVfb11+vZzBshIlt888ta4rmhxbXG0T1w3yO7xKqX:8NtVL4NshubSak4xbXFw3L1
Threatray 1'144 similar samples on MalwareBazaar
TLSH T1E3F4BFB1F2B58845D49963714926D83421E31EBCECA0D30EC5DA7DAB79B3FC2089690F
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 abuse_ch
Tags:exe xworm


Avatar
abuse_ch
XWorm C2:
203.202.232.5:3310

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
203.202.232.5:3310 https://threatfox.abuse.ch/ioc/1613225/

Intelligence

File Origin
# of uploads :
1
# of downloads :
205
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO27025.exe
Verdict:
Malicious activity
Analysis date:
2025-10-13 03:01:12 UTC
Tags:
auto-startup remote xworm crypto-regex
Link:
https://app.any.run/tasks/3d47588a-9e39-41e7-a30b-09d5b6c68776

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/32494/
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68ec6b64f2ca2f143e41dfd0
Tags:
autorun shell micro spawn
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 bitmap lolbin msbuild obfuscated packed packed phishing ransomware ransomware reconnaissance regsvcs rezer0 roboski schtasks stego vbc vbnet xworm
Link:
https://www.filescan.io/uploads/68ec6b64fe81c560ba57ac16/reports/884d3e46-c553-4a93-9611-d780445e6dda/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-10-13T00:03:00Z UTC
Last seen:
2025-10-13T04:13:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.MSIL.Taskun.gen Backdoor.MSIL.XWorm.a Backdoor.Agent.TCP.C&C Trojan.MSIL.Taskun.sb Trojan.MSIL.Inject.sb Trojan.MSIL.Crypt.sb Backdoor.MSIL.XWorm.b PDM:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc/results?tab=lookup
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2497d309-57ab-44d4-bbe5-1047b6f9ed95
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1793709
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 / Scanner detection for submitted sample
Antivirus detection for dropped file
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
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
Protects its processes via BreakOnTermination flag
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1793709 Sample: PO27025.exe Startdate: 13/10/2025 Architecture: WINDOWS Score: 100 60 Suricata IDS alerts for network traffic 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 11 other signatures 2->66 8 PO27025.exe 4 2->8         started        12 PO27025.exe 2->12         started        14 PO27025.exe 2->14         started        process3 file4 54 C:\Users\user\AppData\...\PO27025.exe.log, ASCII 8->54 dropped 74 Bypasses PowerShell execution policy 8->74 76 Adds a directory exclusion to Windows Defender 8->76 16 PO27025.exe 1 7 8->16         started        21 powershell.exe 23 8->21         started        78 Antivirus detection for dropped file 12->78 80 Multi AV Scanner detection for dropped file 12->80 82 Injects a PE file into a foreign processes 12->82 23 PO27025.exe 12->23         started        25 PO27025.exe 12->25         started        27 PO27025.exe 14->27         started        29 PO27025.exe 14->29         started        31 PO27025.exe 14->31         started        signatures5 process6 dnsIp7 56 203.202.232.5, 3310, 49719 ACCESSSMART-ASAccessSmartSolutionsIndiaPvtLtdIN India 16->56 52 C:\Users\user\AppData\Roaming\PO27025.exe, PE32 16->52 dropped 68 Protects its processes via BreakOnTermination flag 16->68 70 Adds a directory exclusion to Windows Defender 16->70 33 powershell.exe 23 16->33         started        36 powershell.exe 23 16->36         started        38 powershell.exe 16->38         started        40 cmd.exe 16->40         started        72 Loading BitLocker PowerShell Module 21->72 42 conhost.exe 21->42         started        file8 signatures9 process10 signatures11 58 Loading BitLocker PowerShell Module 33->58 44 conhost.exe 33->44         started        46 conhost.exe 36->46         started        48 conhost.exe 38->48         started        50 conhost.exe 40->50         started        process12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.25 Win 32 Exe x86
Link:
https://app.malva.re/file/b338b482bcdd1d1073a883faec4d87ab
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc/
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc
Threat name:
ByteCode-MSIL.Trojan.XWormRAT
Create hunting rule
Status:
Malicious
First seen:
2025-10-13 03:00:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2si4cww5jlv7vwmt3splpmq5l4ang47b4swkwo3dspevnc63e26a._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
3c1a1ea671c0c3123d70cb864680bebfa1c151ed303514c2bd77347cec44dd9a
XWorm
412a097d36135d1c09ef2e81f3fac61e43037670822ff0ddea3a553bb81d0f8f
XWorm
602ab5ca721cdfb75b5d4b314fb7eff7523a6e8da01ad8e43d5c97eed35b2127
XWorm
9037c923df1785d5acc630ddfd5155b30abac35380613777e123fdd8fd5d2028
XWorm
d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc
XWorm
error
XWorm
+ 1'134 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery execution persistence rat trojan
Link:
https://tria.ge/reports/251013-dhq5jstvgz/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
203.202.232.5:3310
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/cf5568b7-8ed5-46d7-8fe8-9ede193859ad
Unpacked files
SH256 hash:
d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc
MD5 hash:
b338b482bcdd1d1073a883faec4d87ab
SHA1 hash:
b42848de48880d0c9964b087560e09e40206fba9
Link:
https://www.unpac.me/results/eab6d3cb-a667-410f-8451-95e0b505584d/
SH256 hash:
b794ed0c0c7d4499d0a2ffff67eb5b92dba83f4be7964591e9edad2755176511
MD5 hash:
2a576318d07470206dd7c45f7d896078
SHA1 hash:
3096b2a5ccd98583949a9f57842d5547b50bbc29
Link:
https://www.unpac.me/results/eab6d3cb-a667-410f-8451-95e0b505584d/
SH256 hash:
35b320bd4c21dbe8a257711504ed536e6a186b0e7f2413a092633839d2d665fa
MD5 hash:
7c87cc4f73f675b934082e8e5e1345ca
SHA1 hash:
b28af4f183772d8b2551dc7bf362424f3733fe42
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/eab6d3cb-a667-410f-8451-95e0b505584d/
SH256 hash:
141b5535091a93a8d01082ee0068bbcedda7f18b4bbf418510a8d37542586a00
MD5 hash:
cc32f3bdbb21429ff00547aa37d7968e
SHA1 hash:
cab9e5cb07947af6c5ad964795c7f3b2e02d8646
Detections:
win_xworm_a0
Create hunting rule
win_xworm_w0
Create hunting rule
XWorm
Create hunting rule
MAL_RANSOM_COVID19_Apr20_1
Create hunting rule
win_xworm_bytestring
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/eab6d3cb-a667-410f-8451-95e0b505584d/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d491c15add4a/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/d491c15add4aebfad993dc9eb7b21d5f00d373e1e4acab3b6393c9568bdb26bc

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:NETexecutableMicrosoft
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.

Cape
Cape
https://www.capesandbox.com/analysis/32494/

Comments