MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b350cc0413da0f03e0c900959dac67bb88ad965b8cb4775e452c0f639ff4b7b. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b350cc0413da0f03e0c900959dac67bb88ad965b8cb4775e452c0f639ff4b7b
SHA3-384 hash: d543d3b6b63c407e25efad566a5262dc0be7d139d189e309b5359a7f074c6f43c08ac31a387f1979a7fe9ef99a71a9fb
SHA1 hash: 807647c73a90f0e2a2930fdc912dd7f7a43758ac
MD5 hash: 55226e0824264c80a84912226fa721be
humanhash: zebra-muppet-south-lamp
File name:Rf.bat
Download: download sample
Signature XWorm
Create hunting rule
File size:283'212 bytes
First seen:2024-05-16 06:44:23 UTC
Last seen:Never
File type:Batch (bat) bat
MIME type:text/x-msdos-batch
ssdeep 6144:IgDyJtdtpd1y+xsDDfbDeP6mb3z7UpbnRX5:Y1tj1yCsDDTCPLL3Ul5
TLSH T13D54DECF9BD7CC55866CD2FD6A782A73768307558000DDA23971708E3E00BBA6E05EA7
Reporter likeastar20
Tags:bat xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
117
Origin country :
RO RO
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Rf.bat
Verdict:
Malicious activity
Analysis date:
2024-05-16 06:44:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4a9c1957-2d47-4fa6-9ab4-5c6c23e4feed

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6645ab70636c5be33c7e9e9e/reports/1e075212-522d-4659-a2aa-48a227654c7e/overview
Verdict:
Suspicious
Labled as:
TrojanDropper/BAT.Agent
Link:
https://www.hybrid-analysis.com/sample/2b350cc0413da0f03e0c900959dac67bb88ad965b8cb4775e452c0f639ff4b7b
Result
Verdict:
MALICIOUS
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1442442
Signature
.NET source code contains a sample name check
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Protects its processes via BreakOnTermination flag
Sample uses string decryption to hide its real strings
Sigma detected: HackTool - CrackMapExec PowerShell Obfuscation
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: Powerup Write Hijack DLL
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1442442 Sample: Rf.bat Startdate: 16/05/2024 Architecture: WINDOWS Score: 100 41 homes-abstract.gl.at.ply.gg 2->41 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Antivirus detection for URL or domain 2->55 57 15 other signatures 2->57 10 cmd.exe 1 2->10         started        13 wscript.exe 1 2->13         started        signatures3 process4 signatures5 63 Suspicious powershell command line found 10->63 65 Wscript starts Powershell (via cmd or directly) 10->65 67 Bypasses PowerShell execution policy 10->67 15 powershell.exe 3 19 10->15         started        19 conhost.exe 10->19         started        69 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->69 71 Suspicious execution chain found 13->71 process6 file7 37 C:\Users\user\AppData\...\startup_str_255.vbs, ASCII 15->37 dropped 39 C:\Users\user\AppData\...\startup_str_255.bat, DOS 15->39 dropped 45 Suspicious powershell command line found 15->45 47 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 15->47 21 wscript.exe 1 15->21         started        24 powershell.exe 37 15->24         started        signatures8 process9 signatures10 59 Wscript starts Powershell (via cmd or directly) 21->59 26 cmd.exe 1 21->26         started        61 Loading BitLocker PowerShell Module 24->61 29 conhost.exe 24->29         started        process11 signatures12 73 Suspicious powershell command line found 26->73 75 Wscript starts Powershell (via cmd or directly) 26->75 31 powershell.exe 16 26->31         started        35 conhost.exe 26->35         started        process13 dnsIp14 43 homes-abstract.gl.at.ply.gg 147.185.221.19, 52191 SALSGIVERUS United States 31->43 49 Protects its processes via BreakOnTermination flag 31->49 signatures15
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/2b350cc0413da0f03e0c900959dac67bb88ad965b8cb4775e452c0f639ff4b7b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b350cc0413da0f03e0c900959dac67bb88ad965b8cb4775e452c0f639ff4b7b/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fm2qzqcbhwqpapqmsaevtwwgpo4ivwlfxdfuo5peklapmop7jn5q._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm execution rat trojan
Link:
https://tria.ge/reports/240516-hh2y9sge4t/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Malware Config
C2 Extraction:
homes-abstract.gl.at.ply.gg:52191
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/2b350cc0413da0f03e0c900959dac67bb88ad965b8cb4775e452c0f639ff4b7b

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information

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

Comments