MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9. 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: 15


Intelligence 15 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9
SHA3-384 hash: 127f5c2dbff805ee6f6051d921f4fb3d646f4135f73a637c627837d66265c75686830fa56bbcef736e431b4a8a161ffb
SHA1 hash: ee35e48192dad69c67dee7c8c8510b680f05d29e
MD5 hash: 8bf5bd9484e3c68ad4b53665eaac9a5c
humanhash: iowa-failed-nevada-virginia
File name:fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9
Download: download sample
Signature XWorm
Create hunting rule
File size:175'104 bytes
First seen:2023-08-08 11:40:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'796 x AgentTesla, 19'698 x Formbook, 12'276 x SnakeKeylogger)
ssdeep 3072:vLIEUX7ZbLw7reOO0Mbc1TKLDb4+M5mk+sx:jUtbU7revbcRCDbhw
Threatray 169 similar samples on MalwareBazaar
TLSH T1D6044C7913DFAC5DC2E7A97CA6691324C6F6E26F003B86BB99770C6ED8213C1BD01194
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon dadaece4d4b7d7d9 (1 x XWorm)
Reporter adrian__luca
Tags:exe xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
308
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9
Verdict:
Malicious activity
Analysis date:
2023-08-08 11:40:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/38fb4b15-5ed8-484f-beb0-09413f8d43cd

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/441339/
Detection(s):
Win.Packed.njRAT-10002074-1
Create hunting rule

Win.Packed.Msilzilla-10002982-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.AsyncRAT.UNOFFICIAL
Create hunting rule

ditekSHen.MALWARE.Win.XWorm.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the %AppData% directory
Creating a window
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Setting a global event handler for the keyboard
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm lolbin packed replace schtasks schtasks
Link:
https://www.filescan.io/uploads/64d229cf5bc43bf553b2c0a2/reports/c21e3490-399a-42b0-93f7-fc34ec218e0f/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/eaf4dc48-4228-4753-b630-28a6ffac25e9
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1287713
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
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1287713 Sample: 8iLutS6kPp.exe Startdate: 08/08/2023 Architecture: WINDOWS Score: 100 42 Multi AV Scanner detection for domain / URL 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 8 other signatures 2->48 7 8iLutS6kPp.exe 1 6 2->7         started        12 8iLutS6kPp.exe 1 2->12         started        14 8iLutS6kPp.exe 2->14         started        16 3 other processes 2->16 process3 dnsIp4 36 4.tcp.ngrok.io 3.133.207.110, 7463 AMAZON-02US United States 7->36 38 3.129.187.220, 7463 AMAZON-02US United States 7->38 40 3 other IPs or domains 7->40 34 C:\Users\user\AppData\...\8iLutS6kPp.exe, PE32 7->34 dropped 50 Protects its processes via BreakOnTermination flag 7->50 52 Bypasses PowerShell execution policy 7->52 54 Uses schtasks.exe or at.exe to add and modify task schedules 7->54 56 Adds a directory exclusion to Windows Defender 7->56 18 powershell.exe 18 7->18         started        20 powershell.exe 17 7->20         started        22 powershell.exe 17 7->22         started        24 schtasks.exe 1 7->24         started        58 Antivirus detection for dropped file 12->58 60 Multi AV Scanner detection for dropped file 12->60 62 Machine Learning detection for dropped file 12->62 file5 signatures6 process7 process8 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        30 conhost.exe 22->30         started        32 conhost.exe 24->32         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9/
Threat name:
ByteCode-MSIL.Backdoor.XWormRAT
Create hunting rule
Status:
Malicious
First seen:
2023-07-29 02:33:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7tcufrsbqto4hmrpkzkke5jshn3wga6wsgmjzttfsaj75cc26peq._file
Verdict:
malicious
Similar samples:
2207eeddac4a70cf3646cdcff82f0a52a5faa57af1d9b3624455eab8ffe7cfa4
XWorm
7a0f55eeb062774df57bb8e79ff7a85bcb75990d470277b244ca5a92f13dbb35
XWorm
c0bd1ebdf30196efe9f0f562dcccc143ece619994ca14170e88f87ad402cdffa
XWorm
d9d21fa4196d151072a99caa4d8e4a1fda65876c42c4c7c8e8f46dcb41953dc9
XWorm
eba6536340eb123e35c2b5157f13ed0048bab344c64cc15a120368bdc5af1f9d
XWorm
f88e01f6481379361e1fe728f8da5f0c29c9088595f632b82c27bdb6f7ea82f4
XWorm
+ 159 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm persistence rat trojan
Link:
https://tria.ge/reports/230808-nte7jadg9t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Drops startup file
Executes dropped EXE
Xworm
Malware Config
C2 Extraction:
4.tcp.ngrok.io:7463
Unpacked files
SH256 hash:
fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9
MD5 hash:
8bf5bd9484e3c68ad4b53665eaac9a5c
SHA1 hash:
ee35e48192dad69c67dee7c8c8510b680f05d29e
Detections:
XWorm
Create hunting rule
Link:
https://www.unpac.me/results/cd76d407-14ba-471e-918b-d6429a03d3ac/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fcc542c64184/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/fcc542c64184ddc3b22f5654a275323b776303d691989cce659013fe885af3c9

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:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MALWARE_Win_XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs

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/441339/

Comments