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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7c0df5e5dc598888c62cb7ebfb76b940e310b45f7c78a4a0797aabd4b6e1f1b2. 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



Vjw0rm


Vendor detections: 7


Intelligence 7 IOCs YARA File information Comments

SHA256 hash: 7c0df5e5dc598888c62cb7ebfb76b940e310b45f7c78a4a0797aabd4b6e1f1b2
SHA3-384 hash: 0def79d8f64f19348c52f7413840dcd4a3ea621e3b5cb2580fb982dd0dfa31dcb81da08704617043a8bc2d1c06968296
SHA1 hash: 2a942e057e0d1427cca9827a2e268d2aca207e16
MD5 hash: 6896610816747b15420b9c1b481283ec
humanhash: two-seven-blue-item
File name:Fully Executed Contract.js
Download: download sample
Signature Vjw0rm
File size:1'007'786 bytes
First seen:2023-01-24 16:40:33 UTC
Last seen:2023-01-26 16:56:46 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:eQfPBx5q0sQ1o7rsbHC01mDBpNW2mTMSbpuV8exLbSXlZB7AM:eQ3B7qgpKLbE
TLSH T10B2571D0FA0D60595EA1105800395E894D7DC6EBC2BCDBF8F613B954DA3984AF3E93E8
Reporter abuse_ch
Tags:js vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://auto.stevenpartners.com:23015/is-ready

Intelligence


File Origin
# of uploads :
3
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive obfuscated wscript.exe
Result
Threat name:
WSHRat, VjW0rm
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Connects to many ports of the same IP (likely port scanning)
Detected WSHRat
Drops script or batch files to the startup folder
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for submitted file
Potential malicious VBS/JS script found (suspicious encoded strings)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
Sigma detected: Register Wscript In Run Key
Sigma detected: VjW0rm
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses known network protocols on non-standard ports
Wscript called in batch mode (surpress errors)
Yara detected WSHRAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 790838 Sample: Fully Executed Contract.js Startdate: 24/01/2023 Architecture: WINDOWS Score: 100 69 Sigma detected: Register Wscript In Run Key 2->69 71 Snort IDS alert for network traffic 2->71 73 Antivirus detection for URL or domain 2->73 75 8 other signatures 2->75 7 wscript.exe 3 6 2->7         started        11 wscript.exe 2 2->11         started        13 wscript.exe 8 2->13         started        16 3 other processes 2->16 process3 dnsIp4 43 C:\Users\user\AppData\Roaming\vruJgaVwTF.js, ASCII 7->43 dropped 45 Fully Executed Con....js:Zone.Identifier, ASCII 7->45 dropped 47 C:\Users\user\...\Fully Executed Contract.js, ASCII 7->47 dropped 49 2 other malicious files 7->49 dropped 83 System process connects to network (likely due to code injection or exploit) 7->83 85 Detected WSHRat 7->85 87 JScript performs obfuscated calls to suspicious functions 7->87 91 2 other signatures 7->91 18 wscript.exe 8 7->18         started        22 wscript.exe 1 13 7->22         started        89 Wscript called in batch mode (surpress errors) 11->89 25 wscript.exe 11->25         started        27 wscript.exe 11->27         started        61 auto.stevenpartners.com 13->61 29 wscript.exe 13->29         started        63 javaautorun.duia.ro 16->63 65 auto.stevenpartners.com 16->65 67 auto.stevenpartners.com 16->67 31 wscript.exe 16->31         started        33 wscript.exe 16->33         started        file5 signatures6 process7 dnsIp8 51 auto.stevenpartners.com 194.5.98.71, 23015, 49701, 49706 DANILENKODE Netherlands 18->51 35 wscript.exe 18->35         started        53 javaautorun.duia.ro 91.193.75.231, 49696, 49697, 49698 DAVID_CRAIGGG Serbia 22->53 55 192.168.2.1 unknown unknown 22->55 41 C:\Users\user\AppData\...\vruJgaVwTF.js, ASCII 22->41 dropped 77 System process connects to network (likely due to code injection or exploit) 25->77 79 Wscript called in batch mode (surpress errors) 25->79 38 wscript.exe 25->38         started        file9 signatures10 process11 dnsIp12 57 javaautorun.duia.ro 35->57 59 javaautorun.duia.ro 38->59 81 System process connects to network (likely due to code injection or exploit) 38->81 signatures13
Threat name:
Script-JS.Trojan.Minerva
Status:
Malicious
First seen:
2023-01-24 17:17:45 UTC
File Type:
Text (JavaScript)
AV detection:
12 of 38 (31.58%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:vjw0rm family:wshrat persistence trojan worm
Behaviour
Script User-Agent
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Drops startup file
Blocklisted process makes network request
Vjw0rm
WSHRAT
Malware Config
C2 Extraction:
http://auto.stevenpartners.com:23015
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.

Comments