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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89d59ea39f7acdba2870362b32b282d34ccbe850ccb1889d95d616add09c1667. 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


WSHRAT


Vendor detections: 7


Intelligence 7 IOCs 6 YARA 1 File information Comments
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SHA256 hash: 89d59ea39f7acdba2870362b32b282d34ccbe850ccb1889d95d616add09c1667
SHA3-384 hash: d3d0ae291ab1852218f76d77d3ea80655cb28046449ef746bbe6026db688e07f9e235d43c0eceaca2da1e9c48d2a6542
SHA1 hash: 73c692f130ec8ffd9f0a9a3700b81b0e5958b00f
MD5 hash: c46aaba5d2996d30a25d22ecd4d6b030
humanhash: whiskey-mountain-grey-sierra
File name:Corrected documents.js
Download: download sample
Signature WSHRAT
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File size:327'933 bytes
First seen:2022-06-20 07:52:46 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:wU3COhtVDXp2GrbliEIo1IzURzwMMaUgCSWxzi4XrL7qkIAx:VH4o1IsjCSF4+y
TLSH T1CE64F151DD812BB8CF64650301FDAE1E63F0690E58A0A98EB377FD14A7F2948D13B66C
Reporter abuse_ch
Tags:js RAT wshrat


Avatar
abuse_ch
WSHRAT C2:
http://193.233.191.96:3030/moz-sdk

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://193.233.191.96:3030/moz-sdk https://threatfox.abuse.ch/ioc/716520/
http://193.233.191.96:3030/is-ready https://threatfox.abuse.ch/ioc/716521/
193.233.191.96:3030 https://threatfox.abuse.ch/ioc/716522/
http://193.233.191.96:3030/ie https://threatfox.abuse.ch/ioc/716523/
http://193.233.191.96:3030/give-me-chpv https://threatfox.abuse.ch/ioc/716524/
http://193.233.191.96:3030/give-me-ffpv https://threatfox.abuse.ch/ioc/716525/

Intelligence

File Origin
# of uploads :
1
# of downloads :
354
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.JS.Trojan.Cryxos.9324.11559.13468.UNOFFICIAL
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive obfuscated wscript wscript.exe
Link:
https://www.filescan.io/uploads/62b0279b3c1286f073524313/reports/235b2d55-c465-4a69-bade-b49bb442c823/overview
Result
Threat name:
WSHRat, VjW0rm
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Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1016128
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
Bypasses PowerShell execution policy
Contains VNC / remote desktop functionality (version string found)
Creates multiple autostart registry keys
Detected WSHRat
Drops script or batch files to the startup folder
Injects a PE file into a foreign processes
JavaScript source code contains call to eval containing suspicious API calls
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Obfuscated command line found
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
Snort IDS alert for network traffic
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Tries to delay execution (extensive OutputDebugStringW loop)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Wscript starts Powershell (via cmd or directly)
Yara detected VjW0rm
Yara detected WSHRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 648624 Sample: Corrected documents.js Startdate: 20/06/2022 Architecture: WINDOWS Score: 100 65 franmhort.duia.ro 2->65 67 time.windows.com 2->67 69 prda.aadg.msidentity.com 2->69 85 Snort IDS alert for network traffic 2->85 87 Multi AV Scanner detection for domain / URL 2->87 89 Malicious sample detected (through community Yara rule) 2->89 91 9 other signatures 2->91 8 wscript.exe 3 7 2->8         started        12 wscript.exe 6 184 2->12         started        15 wscript.exe 2->15         started        17 5 other processes 2->17 signatures3 process4 dnsIp5 49 C:\Users\user\AppData\Roaming\uParkVxzbS.js, ASCII 8->49 dropped 51 C:\...\Corrected documents.js:Zone.Identifier, ASCII 8->51 dropped 53 C:\Users\user\...\Corrected documents.js, ASCII 8->53 dropped 61 2 other malicious files 8->61 dropped 95 System process connects to network (likely due to code injection or exploit) 8->95 97 Benign windows process drops PE files 8->97 99 Detected WSHRat 8->99 109 6 other signatures 8->109 19 wscript.exe 2 13 8->19         started        23 wscript.exe 8->23         started        73 193.233.191.96, 3030, 49782, 49797 REDCOM-ASRedcomKhabarovskRussiaRU Russian Federation 12->73 75 wshsoft.company 194.59.164.67, 49800, 80 AS-HOSTINGERLT Germany 12->75 77 ip-api.com 208.95.112.1, 49781, 80 TUT-ASUS United States 12->77 55 C:\...\api-ms-win-crt-utility-l1-1-0.dll, PE32 12->55 dropped 57 C:\Users\...\api-ms-win-crt-time-l1-1-0.dll, PE32 12->57 dropped 59 C:\Users\...\api-ms-win-crt-string-l1-1-0.dll, PE32 12->59 dropped 63 45 other files (none is malicious) 12->63 dropped 101 Suspicious powershell command line found 12->101 103 Wscript starts Powershell (via cmd or directly) 12->103 105 Obfuscated command line found 12->105 25 powershell.exe 12->25         started        28 wscript.exe 12->28         started        30 powershell.exe 17 12->30         started        32 powershell.exe 12->32         started        107 Wscript called in batch mode (surpress errors) 15->107 34 wscript.exe 15->34         started        79 franmhort.duia.ro 17->79 81 franmhort.duia.ro 17->81 83 2 other IPs or domains 17->83 36 wscript.exe 17->36         started        file6 signatures7 process8 dnsIp9 71 franmhort.duia.ro 91.192.100.8, 49758, 49775, 49776 AS-SOFTPLUSCH Switzerland 19->71 47 C:\Users\user\AppData\...\uParkVxzbS.js, ASCII 19->47 dropped 111 Writes to foreign memory regions 25->111 113 Injects a PE file into a foreign processes 25->113 38 MSBuild.exe 25->38         started        41 conhost.exe 25->41         started        43 conhost.exe 30->43         started        45 conhost.exe 32->45         started        115 Creates multiple autostart registry keys 34->115 117 System process connects to network (likely due to code injection or exploit) 36->117 file10 signatures11 process12 signatures13 93 Tries to delay execution (extensive OutputDebugStringW loop) 38->93
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/89d59ea39f7acdba2870362b32b282d34ccbe850ccb1889d95d616add09c1667/
Threat name:
Script-JS.Downloader.Nemucod
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Status:
Malicious
First seen:
2022-06-20 07:53:08 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 26 (42.31%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rhkz5i47plg3ukdqgyvtfmuc2ngmx2cqzsyyrhmv2ylk3ue4cztq._file
Result
Malware family:
wshrat
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Score:
  10/10
Tags:
family:vjw0rm family:wshrat collection persistence spyware stealer suricata trojan worm
Link:
https://tria.ge/reports/220620-jqy31sbafq/
Behaviour
Kills process with taskkill
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Executes dropped EXE
Vjw0rm
WSHRAT
suricata: ET MALWARE WSHRAT CnC Checkin
suricata: ET MALWARE WSHRAT Credential Dump Module Download Command Inbound
suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1
Malware Config
C2 Extraction:
http://193.233.191.96:3030
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/89d59ea39f7a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/89d59ea39f7acdba2870362b32b282d34ccbe850ccb1889d95d616add09c1667

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:Base64_Encoded_Powershell_Directives
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File information

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

Comments