MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f. 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: 14


Intelligence 14 IOCs 1 YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f
SHA3-384 hash: 9a965814e503341a2a5b415a916b377085ab456a7be8408609d836351c49db84765c77f5c0afa4e17db59d0a492b1540
SHA1 hash: 94ebb0b402954e20b73e7f6515d8b308048b7433
MD5 hash: 06cf5d0c042b9f70e8a5de14f01d767d
humanhash: yellow-neptune-butter-cola
File name:06cf5d0c042b9f70e8a5de14f01d767d.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:65'798'969 bytes
First seen:2025-12-09 16:20:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e8ac1646024d52d1534a88da2e8037cd (9 x OffLoader, 9 x HijackLoader, 7 x ValleyRAT)
ssdeep 98304:dDbkajArpzrh3BfRnLn/9TnTFDsm/kJV8x:dDbkGKpn/Nqm/G0
TLSH T10CE70217B24E673EE47A8A3509769A40943FBA60651B8CA3D6F00E4CCE2E0651D7FF47
TrID 62.3% (.EXE) Inno Setup installer (107240/4/30)
24.1% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
6.1% (.EXE) Win64 Executable (generic) (10522/11/4)
2.6% (.EXE) Win32 Executable (generic) (4504/4/1)
1.2% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter abuse_ch
Tags:exe xworm


Avatar
abuse_ch
XWorm C2:
91.219.239.50:80

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
91.219.239.50:80 https://threatfox.abuse.ch/ioc/1673761/

Intelligence

File Origin
# of uploads :
1
# of downloads :
129
Origin country :
NL NL
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/ac51719a-1878-4093-8a8d-9756c548f97f/
Malware family:
n/a
ID:
1
File name:
_f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f
Verdict:
Malicious activity
Analysis date:
2025-12-09 16:22:46 UTC
Tags:
upx remote xworm
Link:
https://app.any.run/tasks/c77bd93f-a21c-4d72-a2d4-e8ad6d8476cd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69384c68bde6a3e5970f6875
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Restart of the analyzed sample
Creating a process with a hidden window
Sending a custom TCP request
Creating a file
Moving a recently created file
Enabling the 'hidden' option for recently created files
Connection attempt
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context embarcadero_delphi expand fingerprint inno installer installer installer-heuristic lolbin overlay packed xworm
Link:
https://www.filescan.io/uploads/69384c4f1eac7b9b76a1f226/reports/bf93b4a9-cec1-454d-9d30-e3ba5beaedae/overview
Verdict:
Malicious
Labled as:
Trojan_Win32_Kepavll_rfn
Link:
https://www.hybrid-analysis.com/sample/f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f
Verdict:
Clean
File Type:
exe x32
First seen:
2025-12-04T19:55:00Z UTC
Last seen:
2025-12-10T16:03:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1829658
Signature
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1829658 Sample: 1trYRYrBGI.exe Startdate: 09/12/2025 Architecture: WINDOWS Score: 60 45 shed.dual-low.part-0013.t-0009.t-msedge.net 2->45 47 part-0013.t-0009.t-msedge.net 2->47 49 2 other IPs or domains 2->49 53 Multi AV Scanner detection for dropped file 2->53 55 Multi AV Scanner detection for submitted file 2->55 11 1trYRYrBGI.exe 2 2->11         started        signatures3 process4 file5 39 C:\Users\user\AppData\...\1trYRYrBGI.tmp, PE32 11->39 dropped 57 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 11->57 15 1trYRYrBGI.tmp 3 5 11->15         started        signatures6 process7 file8 41 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 15->41 dropped 43 C:\Users\user\AppData\Local\...\_isdecmp.dll, PE32 15->43 dropped 51 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 15->51 19 1trYRYrBGI.exe 2 15->19         started        signatures9 process10 file11 29 C:\Users\user\AppData\...\1trYRYrBGI.tmp, PE32 19->29 dropped 22 1trYRYrBGI.tmp 5 11 19->22         started        process12 file13 31 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 22->31 dropped 33 C:\Users\user\AppData\Local\...\_isdecmp.dll, PE32 22->33 dropped 35 C:\ProgramData\...\msvcr80.dll (copy), PE32 22->35 dropped 37 9 other files (6 malicious) 22->37 dropped 25 kxetray.exe 22->25         started        process14 process15 27 WerFault.exe 19 16 25->27         started       
Score:
85%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f
Gathering data
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-12-03 07:31:53 UTC
File Type:
PE (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6yttmahd3hd6opvdzip4hnsd42unsxojnixne3spompsra5oifhq._file
Result
Malware family:
violetworm
Create hunting rule
Score:
  10/10
Tags:
family:violetworm discovery installer upx worm
Link:
https://tria.ge/reports/251209-ttdxcsbk9y/
Behaviour
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
Enumerates physical storage devices
System Location Discovery: System Language Discovery
UPX packed file
ACProtect 1.3x - 1.4x DLL software
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Detects VioletWorm
VioletWorm
Violetworm family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0665983f-da9f-4b14-8ed3-e1edc10b9f93
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/f6273600e3d9c7e73ea3ca1fc3b643e6a8d95dc96a2ed26e4f731f2883ae414f

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:Borland
Create hunting rule
Author:malware-lu
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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MAL_packer_lb_was_detected
Create hunting rule
Author:0x0d4y
Description:Detect the packer used by Lockbit4.0
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:ProgramLanguage_Rust
Create hunting rule
Author:albertzsigovits
Description:Application written in Rust programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Generic_Threat_c9003b7b
Create hunting rule
Author:Elastic Security

File information

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

Comments