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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83bddb2c54f6ea37f152ab78dbfa370264e7d3ef16794e7a434f98ceafc91ab2. 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 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 83bddb2c54f6ea37f152ab78dbfa370264e7d3ef16794e7a434f98ceafc91ab2
SHA3-384 hash: 5f6dad92b5c3dae75cdf84574109ad6800896137350cfbc52e740dccbab83d8d7ffd65174978b702857f3901761732c4
SHA1 hash: 881f149b58f6815b02fedb52d4fdd04a2055f95f
MD5 hash: a6d189678d317a4d02a2c1ce843bb4bc
humanhash: queen-indigo-two-mountain
File name:PO-11085960.js
Download: download sample
Signature WSHRAT
Create hunting rule
File size:277'941 bytes
First seen:2022-11-14 01:20:26 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:GQD5avoY/x76TSWTYCQqvMgQD3jA772j7GjVInULknb1acejUtlIov2JrV:NDkZLu2vG083cv2H
TLSH T18844A05BDBC1171EDE34140A46A63B2342FDDB8F6315C4AE95B19FAEC7A682D212C34C
Reporter abuse_ch
Tags:js RAT wshrat


Avatar
abuse_ch
WSHRAT C2:
http://ayom22.hopto.org:7227/is-ready

Intelligence

File Origin
# of uploads :
1
# of downloads :
235
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Script.SNH-gen.3679.19054.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive fingerprint obfuscated wscript.exe
Link:
https://www.filescan.io/uploads/637197ff8d07bb59f81af4e2/reports/501d8746-1516-436f-ba18-b404b799be6a/overview
Result
Threat name:
WSHRat
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1112503
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
Creates autostart registry keys with suspicious names
Detected WSHRat
Drops script or batch files to the startup folder
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
Multi AV Scanner detection for submitted file
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
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)
Wscript starts Powershell (via cmd or directly)
Yara detected WSHRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 745199 Sample: PO-11085960.js Startdate: 14/11/2022 Architecture: WINDOWS Score: 100 53 Sigma detected: Register Wscript In Run Key 2->53 55 Snort IDS alert for network traffic 2->55 57 Multi AV Scanner detection for domain / URL 2->57 59 7 other signatures 2->59 8 wscript.exe 3 6 2->8         started        12 wscript.exe 1 2->12         started        14 wscript.exe 2->14         started        16 2 other processes 2->16 process3 file4 39 C:\Users\...\PO-11085960.js:Zone.Identifier, ASCII 8->39 dropped 41 C:\Users\user\AppData\...\PO-11085960.js, ASCII 8->41 dropped 43 C:\Users\...\PO-11085960.js:Zone.Identifier, ASCII 8->43 dropped 45 C:\Users\user\AppData\...\PO-11085960.js, ASCII 8->45 dropped 63 System process connects to network (likely due to code injection or exploit) 8->63 65 Benign windows process drops PE files 8->65 67 Detected WSHRat 8->67 69 7 other signatures 8->69 18 wscript.exe 1 443 8->18         started        23 MpCmdRun.exe 1 8->23         started        signatures5 process6 dnsIp7 47 ayom22.hopto.org 5.135.43.179, 49698, 49701, 49702 OVHFR France 18->47 49 wshsoft.company 194.59.164.67, 49704, 80 AS-HOSTINGERLT Germany 18->49 51 ip-api.com 208.95.112.1, 49697, 80 TUT-ASUS United States 18->51 31 C:\Users\user\AppData\Local\...\pythonw.exe, PE32 18->31 dropped 33 C:\Users\user\AppData\Local\...\python37.dll, PE32 18->33 dropped 35 C:\Users\user\AppData\Local\...\python3.dll, PE32 18->35 dropped 37 513 other files (2 malicious) 18->37 dropped 61 System process connects to network (likely due to code injection or exploit) 18->61 25 powershell.exe 16 18->25         started        27 conhost.exe 23->27         started        file8 signatures9 process10 process11 29 conhost.exe 25->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/83bddb2c54f6ea37f152ab78dbfa370264e7d3ef16794e7a434f98ceafc91ab2/
Threat name:
Script.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2022-11-14 01:21:06 UTC
File Type:
Text (JavaScript)
AV detection:
12 of 26 (46.15%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qo65wlcu63vdp4ksvn4nx6rxajsopu7pcz4u46sdj6mm5l6jdkza._file
Result
Malware family:
wshrat
Create hunting rule
Score:
  10/10
Tags:
family:wshrat collection persistence spyware stealer trojan
Link:
https://tria.ge/reports/221114-bqnchshb7y/
Behaviour
Kills process with taskkill
Script User-Agent
Suspicious behavior: CmdExeWriteProcessMemorySpam
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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
WSHRAT
Malware Config
C2 Extraction:
http://ayom22.hopto.org:7227
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/83bddb2c54f6/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/83bddb2c54f6ea37f152ab78dbfa370264e7d3ef16794e7a434f98ceafc91ab2

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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Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information

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

Comments