MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e
SHA3-384 hash: 895e44b3c0cbc1b2bda87ab8d79a181867e538a003ac5e48173dcaa497d8fdcc5db8c182d866271144e9dfb79c3f48f4
SHA1 hash: c5c771c0176928fae424c88bd3b0be0a795cf83c
MD5 hash: 120d412876efbaa28dff4a9714571867
humanhash: washington-lemon-tango-yankee
File name:package80171530600.jpg.lnk
Download: download sample
Signature XWorm
Create hunting rule
File size:3'280 bytes
First seen:2024-03-29 07:29:29 UTC
Last seen:Never
File type:Shortcut (lnk) lnk
MIME type:application/octet-stream
ssdeep 24:8AMJ/ByUx+fuLfaOljzeWUfCQMORG4glrUMkW5IUo91SAYCvC0u+/E4I0aHz:8bfLCOpzeWDODgrH6B91SAdq0uAI
TLSH T1A9616C006BED5324F3F35D7A6CBAA1918427B816DE328F0E029C958C1773655D472F27
Reporter abuse_ch
Tags:lnk xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
190
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malicious
File Type:
LNK File - Malicious
Link:
https://app.docguard.net/92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e/results/dashboard
Payload URLs
URL
File name
https://www.drivehq.com/file/DFPublishFile.aspx/FileID11135552760/Keyek8fjxdsrd6u/egg.png';$path='C:
LNK File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd dropper evasive lolbin masquerade powershell taskkill
Link:
https://www.filescan.io/uploads/66066e02aeca3665d3b2a9a3/reports/24a73591-369a-4273-b99d-b94c667f700d/overview
Verdict:
Malicious
Labled as:
Trojan.PowerShell.LNK.Generic
Link:
https://www.hybrid-analysis.com/sample/92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e
Result
Verdict:
MALICIOUS
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1417403
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Drops PE files with a suspicious file extension
Found API chain indicative of sandbox detection
Found malware configuration
Found URL in windows shortcut file (LNK)
Injects a PE file into a foreign processes
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
Powershell drops PE file
Sample uses string decryption to hide its real strings
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Drops script at startup location
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Command Patterns In Scheduled Task Creation
Sigma detected: Suspicious Invoke-WebRequest Execution
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Uses an obfuscated file name to hide its real file extension (double extension)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows shortcut file (LNK) contains suspicious command line arguments
Windows shortcut file (LNK) starts blacklisted processes
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1417403 Sample: package80171530600.jpg.lnk Startdate: 29/03/2024 Architecture: WINDOWS Score: 100 122 sCMixbVNmKacbXAnMNdtVVILqF.sCMixbVNmKacbXAnMNdtVVILqF 2->122 124 www.drivehq.com 2->124 126 4 other IPs or domains 2->126 140 Found malware configuration 2->140 142 Malicious sample detected (through community Yara rule) 2->142 144 Antivirus detection for URL or domain 2->144 146 23 other signatures 2->146 14 cmd.exe 1 2->14         started        17 EggsDerived.exe 2->17         started        19 EggsDerived.exe 2->19         started        21 2 other processes 2->21 signatures3 process4 signatures5 180 Windows shortcut file (LNK) starts blacklisted processes 14->180 182 Suspicious powershell command line found 14->182 23 powershell.exe 17 28 14->23         started        28 conhost.exe 1 14->28         started        30 cmd.exe 17->30         started        32 cmd.exe 19->32         started        184 Windows Scripting host queries suspicious COM object (likely to drop second stage) 21->184 34 EcoScape.pif 21->34         started        36 EcoScape.pif 21->36         started        process6 dnsIp7 128 www.drivehq.com 66.220.9.57, 443, 49705 HURRICANEUS United States 23->128 100 C:\Users\user\Downloads\egg.zip, Zip 23->100 dropped 102 C:\Users\Public\egg.hta, HTML 23->102 dropped 162 Suspicious execution chain found 23->162 38 mshta.exe 1 23->38         started        41 taskkill.exe 1 23->41         started        43 taskkill.exe 1 23->43         started        164 Windows shortcut file (LNK) starts blacklisted processes 30->164 166 Uses ping.exe to sleep 30->166 45 Telecom.pif 30->45         started        47 cmd.exe 30->47         started        50 conhost.exe 30->50         started        54 7 other processes 30->54 52 cmd.exe 32->52         started        56 9 other processes 32->56 file8 signatures9 process10 file11 156 Windows shortcut file (LNK) starts blacklisted processes 38->156 158 Suspicious powershell command line found 38->158 58 powershell.exe 16 17 38->58         started        160 Found API chain indicative of sandbox detection 45->160 116 C:\Users\user\AppData\Local\...\Telecom.pif, PE32 47->116 dropped 118 C:\Users\user\AppData\Local\...\Telecom.pif, PE32 52->118 dropped signatures12 process13 dnsIp14 130 bitbucket.org 18.205.93.2, 443, 49706 AMAZON-AESUS United States 58->130 132 s3-w.us-east-1.amazonaws.com 52.217.197.49, 443, 49707 AMAZON-02US United States 58->132 114 C:\Users\user\AppData\...ggsDerived.exe, PE32 58->114 dropped 176 Suspicious execution chain found 58->176 178 Powershell drops PE file 58->178 63 EggsDerived.exe 21 58->63         started        67 conhost.exe 58->67         started        file15 signatures16 process17 file18 120 C:\Users\user\AppData\Local\...120ortheast, PE32 63->120 dropped 136 Windows shortcut file (LNK) starts blacklisted processes 63->136 138 Multi AV Scanner detection for dropped file 63->138 69 cmd.exe 1 63->69         started        signatures19 process20 signatures21 148 Windows shortcut file (LNK) starts blacklisted processes 69->148 150 Uses ping.exe to sleep 69->150 152 Drops PE files with a suspicious file extension 69->152 154 2 other signatures 69->154 72 Telecom.pif 69->72         started        76 PING.EXE 69->76         started        79 cmd.exe 69->79         started        81 7 other processes 69->81 process22 dnsIp23 104 C:\Users\user\AppData\Local\...coScape.pif, PE32 72->104 dropped 106 C:\Users\user\AppData\Local\...coScape.js, ASCII 72->106 dropped 108 C:\Users\user\AppData\Local\...\RegAsm.exe, PE32 72->108 dropped 168 Windows shortcut file (LNK) starts blacklisted processes 72->168 170 Found API chain indicative of sandbox detection 72->170 172 Drops PE files with a suspicious file extension 72->172 174 2 other signatures 72->174 83 cmd.exe 72->83         started        86 cmd.exe 72->86         started        88 RegAsm.exe 72->88         started        134 127.0.0.1 unknown unknown 76->134 110 C:\Users\user\AppData\Local\...\Telecom.pif, PE32 79->110 dropped 112 C:\Users\user\AppData\Local\Microsoft\...\R, ASCII 81->112 dropped file24 signatures25 process26 file27 98 C:\Users\user\AppData\...coScape.url, MS 83->98 dropped 90 conhost.exe 83->90         started        92 conhost.exe 86->92         started        94 schtasks.exe 86->94         started        96 WerFault.exe 88->96         started        process28
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e/
Threat name:
Shortcut.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-03-29 02:16:42 UTC
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sljhaiznmvsm4vz7vn2skolwvpwkpprz2jpbxawmtp4qfysz2u7a._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm persistence rat trojan
Link:
https://tria.ge/reports/240329-jbvgaadb27/
Behaviour
Creates scheduled task(s)
Enumerates processes with tasklist
Kills process with taskkill
Modifies registry class
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
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
Checks computer location settings
Drops startup file
Executes dropped EXE
Blocklisted process makes network request
Downloads MZ/PE file
Detect Xworm Payload
Suspicious use of NtCreateUserProcessOtherParentProcess
Xworm
Malware Config
Dropper Extraction:
https://www.drivehq.com/file/DFPublishFile.aspx/FileID11135552760/Keyek8fjxdsrd6u/egg.png
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/92d270232d65/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/92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e

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:Archive_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies archive (compressed) files in shortcut (LNK) files.
Rule name:Download_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies download artefacts in shortcut (LNK) files.
Rule name:Execution_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies execution artefacts in shortcut (LNK) files.
Rule name:EXE_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies executable artefacts in shortcut (LNK) files.
Rule name:PS_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies PowerShell artefacts in shortcut (LNK) files.
Rule name:Script_in_LNK
Create hunting rule
Author:@bartblaze
Description:Identifies scripting artefacts in shortcut (LNK) files.
Rule name:SUSP_LNK_CMD
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference to cmd.exe inside an lnk file, which is suspicious

File information

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

Malspam

XWorm

Shortcut (lnk) lnk 92d270232d6564ce573fab75253976abeca7be39d25e1b82cc9bf902e259d53e

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments