MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7. 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: 16


Intelligence 16 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7
SHA3-384 hash: 55147db0d348692a6a951b6dbf7c77fbf2ed256d2ed56485eeb5907d17b5fe7c59dd048eb44a778b785cd44009a8b98b
SHA1 hash: eb52710dc859efc0b399d0f58b4fb589c909575d
MD5 hash: e13ec2cd9692652b2f4b24ea55bdd1f0
humanhash: single-enemy-fanta-north
File name:SecuriteInfo.com.Win32.CrypterX-gen.31420.32095
Download: download sample
Signature XWorm
Create hunting rule
File size:173'144 bytes
First seen:2024-07-29 16:34:56 UTC
Last seen:2024-07-29 17:21:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 3072:cLJw8k7hOfT8mX/ik8hTetsZgbEyXFJ66RIJrb7Yk6LW1mdehrkxTJVVrwFG+23:cFBOhHI/ikaCtIgbEqbI9bhgxTJT3
TLSH T149043AAC53E81949E6FE2F36E9F01B328772F9526B7AD30E104414AD1CA57C6EC61723
TrID 44.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
34.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
6.3% (.EXE) Win64 Executable (generic) (10523/12/4)
3.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter SecuriteInfoCom
Tags:exe xworm

Intelligence

File Origin
# of uploads :
2
# of downloads :
401
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.CrypterX-gen.31420.32095
Verdict:
Suspicious activity
Analysis date:
2024-07-29 16:36:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c248541b-963b-47dd-b47c-54c67bb7b4c4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a7c4b99d47c7700ac5e8f4
Tags:
Encryption Execution Network Static Stealth Genkryptik
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Connection attempt
Sending an HTTP GET request
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fingerprint lolbin obfuscated overlay packed packed remote smartassembly smart_assembly stealer
Link:
https://www.filescan.io/uploads/66a7c4bf78d5c73fb1c8a880/reports/ad6d9ede-c606-422a-af56-e4ade3a03d02/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/ad3b0070-d843-45b9-b296-f1cc70318c47
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1484198
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Found malware configuration
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
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
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1484198 Sample: SecuriteInfo.com.Win32.Cryp... Startdate: 29/07/2024 Architecture: WINDOWS Score: 100 63 constrictors.redirectme.net 2->63 65 automaticwebui.com 2->65 77 Found malware configuration 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 Multi AV Scanner detection for submitted file 2->81 83 11 other signatures 2->83 9 SecuriteInfo.com.Win32.CrypterX-gen.31420.32095.exe 15 14 2->9         started        14 fontdrvhost.exe 14 7 2->14         started        signatures3 process4 dnsIp5 67 constrictors.redirectme.net 12.221.146.157, 49738, 49739, 7861 ATT-INTERNET4US United States 9->67 69 automaticwebui.com 108.167.172.124, 49730, 49735, 49740 UNIFIEDLAYER-AS-1US United States 9->69 55 C:\Users\user\AppData\Local\Temp\mdzsvt.exe, PE32 9->55 dropped 57 C:\Users\user\AppData\Local\Temp\iyuvvc.exe, PE32 9->57 dropped 59 C:\Users\user\AppData\...\fontdrvhost.exe, PE32 9->59 dropped 61 2 other malicious files 9->61 dropped 85 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 9->85 87 Protects its processes via BreakOnTermination flag 9->87 89 Bypasses PowerShell execution policy 9->89 95 2 other signatures 9->95 16 mdzsvt.exe 9->16         started        19 powershell.exe 9->19         started        21 powershell.exe 9->21         started        27 3 other processes 9->27 91 Multi AV Scanner detection for dropped file 14->91 93 Machine Learning detection for dropped file 14->93 23 cmd.exe 14->23         started        25 cmd.exe 14->25         started        file6 signatures7 process8 signatures9 71 Multi AV Scanner detection for dropped file 16->71 73 Machine Learning detection for dropped file 16->73 29 cmd.exe 16->29         started        31 cmd.exe 16->31         started        75 Loading BitLocker PowerShell Module 19->75 33 conhost.exe 19->33         started        35 conhost.exe 21->35         started        41 2 other processes 23->41 43 2 other processes 25->43 37 conhost.exe 27->37         started        39 conhost.exe 27->39         started        45 4 other processes 27->45 process10 process11 47 conhost.exe 29->47         started        49 timeout.exe 29->49         started        51 conhost.exe 31->51         started        53 timeout.exe 31->53         started       
Score:
96%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-07-29 13:58:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 38 (55.26%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jcisohose72sl2baq7p6y47c2lyh4pxvmij5rlx6yi6qwosefxdq._file
Verdict:
malicious
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm collection credential_access discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/240729-t3m7dsxfqr/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Accesses Microsoft Outlook profiles
Checks computer location settings
Deletes itself
Executes dropped EXE
Loads dropped DLL
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Credentials from Password Stores: Credentials from Web Browsers
Detect Xworm Payload
Xworm
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/931162ba-972f-402f-b6d4-38097773ebb0
Unpacked files
SH256 hash:
4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7
MD5 hash:
e13ec2cd9692652b2f4b24ea55bdd1f0
SHA1 hash:
eb52710dc859efc0b399d0f58b4fb589c909575d
Detections:
PureCrypter_Stage1
Create hunting rule
Link:
https://www.unpac.me/results/1fc5985d-3cab-48a9-955b-a655ec63689b/
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/4891271dd227f525e82087dfec73e2d2f07e3ef56213d8aefec23d0b3a442dc7

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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments