MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a949f980d1d067a05f7f72bb34b83ac0a0c782607d8f79d27e78bed78327761f. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a949f980d1d067a05f7f72bb34b83ac0a0c782607d8f79d27e78bed78327761f
SHA3-384 hash: a23f263efc0c26a2c3ff2003d161a1109852151ab5d311b8abd00b87b8e7c27520a126b707758634943260be4d676dca
SHA1 hash: 1d1e04eafb16f722da3e2a3a8069bcdec7c9613a
MD5 hash: ab7c9dbcf4f338561a56d41483509258
humanhash: hotel-november-tennis-ohio
File name:STATUS_SALARY_RECEIPT.vbs
Download: download sample
Signature XWorm
Create hunting rule
File size:432'553 bytes
First seen:2025-04-15 10:08:13 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 96:hq0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q0q02:26tuuUwwm3uBR4s
Threatray 1'643 similar samples on MalwareBazaar
TLSH T170941D2EA3C7D1C92E7373D7C1FCB9AD9F25E094D660E80177E61BE932816AA8101D70
Magika vba
Reporter abuse_ch
Tags:vbs xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/2288/
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67fe3755d6e7c3effad35c6b
Tags:
obfuscate xtreme shell
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
evasive obfuscated overlay powershell
Link:
https://www.filescan.io/uploads/67fe301e90767142c3d4fa49/reports/2e8707c0-ca8a-4f18-9695-983775989487/overview
Verdict:
Suspicious
Labled as:
VBS/Agent.BYY
Link:
https://www.hybrid-analysis.com/sample/a949f980d1d067a05f7f72bb34b83ac0a0c782607d8f79d27e78bed78327761f
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1665221
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected UAC Bypass using CMSTP
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1665221 Sample: STATUS_SALARY_RECEIPT.vbs Startdate: 15/04/2025 Architecture: WINDOWS Score: 100 23 paste.ee 2->23 25 ia601700.us.archive.org 2->25 27 archive.org 2->27 39 Suricata IDS alerts for network traffic 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 47 15 other signatures 2->47 8 wscript.exe 1 2->8         started        11 svchost.exe 1 1 2->11         started        signatures3 45 Connects to a pastebin service (likely for C&C) 23->45 process4 dnsIp5 49 VBScript performs obfuscated calls to suspicious functions 8->49 51 Suspicious powershell command line found 8->51 53 Wscript starts Powershell (via cmd or directly) 8->53 55 2 other signatures 8->55 14 powershell.exe 14 15 8->14         started        31 127.0.0.1 unknown unknown 11->31 signatures6 process7 dnsIp8 33 ia601700.us.archive.org 207.241.227.90, 443, 49693 INTERNET-ARCHIVEUS United States 14->33 35 paste.ee 23.186.113.60, 443, 49694, 49695 KLAYER-GLOBALNL Reserved 14->35 37 archive.org 207.241.224.2, 443, 49692 INTERNET-ARCHIVEUS United States 14->37 57 Writes to foreign memory regions 14->57 59 Suspicious execution chain found 14->59 61 Injects a PE file into a foreign processes 14->61 18 RegAsm.exe 2 14->18         started        21 conhost.exe 14->21         started        signatures9 process10 dnsIp11 29 79.110.49.211, 2727 OTAVANET-ASCZ Germany 18->29
Score:
91%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/a949f980d1d067a05f7f72bb34b83ac0a0c782607d8f79d27e78bed78327761f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a949f980d1d067a05f7f72bb34b83ac0a0c782607d8f79d27e78bed78327761f/
Threat name:
Script-WScript.Backdoor.XWorm
Create hunting rule
Status:
Malicious
First seen:
2025-04-15 10:08:32 UTC
File Type:
Text (VBS)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vfe7tagr2bt2ax37ok5tjob2ycqmpatapwhxtut6pc7npazhoypq._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
Similar samples:
0c25fdd6e72006a4896e82aef58f05e9177a07d75aeff4eeb85dd7138ffb52f6
XWorm
132afdfdf2bba7d24cd1d277e938cf82aa431c66ba93bf24c63e01bdb1183789
XWorm
4b9b986e4fa6ab60d9c53b71a60f92fd00620633d707ed453aa4e19d55e3023d
XWorm
79750b0f34a49a75406a0d7d6949afd83df2b2ff946e35a94aea6bfe1d399599
XWorm
7c0946cd8a228f35db68a9bd702e283a3ab9f41113bede7ed206e9af5f824c9e
XWorm
e7e78105c3946eb6ec2297a39ece3865c41f918d75d2a428ef53ef98ba0ad300
XWorm
error
XWorm
+ 1'633 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery execution rat trojan
Link:
https://tria.ge/reports/250415-l6eenav1a1/
Behaviour
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
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Blocklisted process makes network request
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
79.110.49.211:2727
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/a949f980d1d067a05f7f72bb34b83ac0a0c782607d8f79d27e78bed78327761f

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:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique

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/2288/

Comments