MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92ce47945cd3524d616b5ebc20899479c6a9fae199169322a24290d19e9adfb0. 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: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 92ce47945cd3524d616b5ebc20899479c6a9fae199169322a24290d19e9adfb0
SHA3-384 hash: 9ae61b19d44760c0bdaca46e7acffb7188509af0bad17be0d4d368b9b3bcd6bf390fc955d178aa4274cc820c60cfe55c
SHA1 hash: cba5c9c5179d7f9952cef10d50a4ec893186e9ae
MD5 hash: 397492b58a815cf752f665b9448d0652
humanhash: carbon-paris-florida-skylark
File name:scan_doc_1267355337663pdf.vbs
Download: download sample
Signature XWorm
File size:97'000 bytes
First seen:2023-12-10 16:30:39 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:4EQlceMzhCfTgbPjnmbu2Z2lr8RQoJzwhmY/KXFyP92MvuJbAjbHv6hyjumQgaSq:/+cN0fTgPjnyu2UlYKoGhLKXEl2MGJsm
TLSH T13B935CA5DA69190E4D4B3BB9EC400C55D67DC1284D27006EBFD903AEA1078AC93FFB2D
Reporter abuse_ch
Tags:vbs xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
96
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
Result
Verdict:
MALICIOUS
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Found suspicious powershell code related to unpacking or dynamic code loading
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Potential malicious VBS script found (suspicious strings)
Powershell uses Background Intelligent Transfer Service (BITS)
Suspicious powershell command line found
Uses dynamic DNS services
VBScript performs obfuscated calls to suspicious functions
Very long command line found
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 GuLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1357426 Sample: scan_doc_1267355337663pdf.vbs Startdate: 10/12/2023 Architecture: WINDOWS Score: 100 26 greatkingtravel8200.duckdns.org 2->26 28 expeditionbuilders.com 2->28 44 Multi AV Scanner detection for domain / URL 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 52 3 other signatures 2->52 9 wscript.exe 1 2->9         started        12 svchost.exe 1 2 2->12         started        signatures3 50 Uses dynamic DNS services 26->50 process4 dnsIp5 54 VBScript performs obfuscated calls to suspicious functions 9->54 56 Suspicious powershell command line found 9->56 58 Wscript starts Powershell (via cmd or directly) 9->58 60 2 other signatures 9->60 15 powershell.exe 16 9->15         started        32 expeditionbuilders.com 216.194.122.136, 443, 49737, 49738 DATABANK-MSPUS United States 12->32 34 127.0.0.1 unknown unknown 12->34 signatures6 process7 signatures8 62 Suspicious powershell command line found 15->62 64 Very long command line found 15->64 18 powershell.exe 21 15->18         started        21 conhost.exe 15->21         started        process9 signatures10 36 Writes to foreign memory regions 18->36 38 Powershell uses Background Intelligent Transfer Service (BITS) 18->38 40 Maps a DLL or memory area into another process 18->40 42 Found suspicious powershell code related to unpacking or dynamic code loading 18->42 23 MSBuild.exe 3 9 18->23         started        process11 dnsIp12 30 greatkingtravel8200.duckdns.org 91.92.251.143, 49743, 49744, 49745 THEZONEBG Bulgaria 23->30
Verdict:
unknown
Result
Malware family:
Score:
  10/10
Tags:
family:guloader family:xworm downloader persistence rat trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Blocklisted process makes network request
Detect Xworm Payload
Guloader,Cloudeye
Xworm
Malware Config
C2 Extraction:
greatkingtravel8200.duckdns.org:8200
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

XWorm

Visual Basic Script (vbs) vbs 92ce47945cd3524d616b5ebc20899479c6a9fae199169322a24290d19e9adfb0

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments