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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 25b4135b1c971889bcf7b36da063ea24025e2a67e22b3dd84ebb8f556b75823e. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 25b4135b1c971889bcf7b36da063ea24025e2a67e22b3dd84ebb8f556b75823e
SHA3-384 hash: ed5a4f19695a163084d1d056f546490b2c1d99f6433116934f609c6fee3a58a927ce069367d47ef30a9be6227ad5a50b
SHA1 hash: 83905f45e2c6977f35e7db522052295d739fd667
MD5 hash: 433febbbc8e5d0eeed7b3aaa9ad15558
humanhash: seventeen-neptune-eleven-mississippi
File name:invoice.vbs
Download: download sample
Signature WSHRAT
Create hunting rule
File size:19'902 bytes
First seen:2024-03-23 18:50:31 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 384:vKNssJiGagRYwZSFFOECXCghDStXdTX2XXXiXs31TNWE/cJ1:vq9agRYwZSGECXCgM7rGHqc1IE/m
TLSH T14092E78FA94EC83A873262515D07140AD6E1429F3116E18079ECE8C8FF3595D92E7AFF
Reporter abuse_ch
Tags:RAT vbs wshrat


Avatar
abuse_ch
WSHRAT C2:
http://paulrdp02.duckdns.org:1604/is-ready

Intelligence

File Origin
# of uploads :
1
# of downloads :
165
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd evasive explorer lolbin macros-on-open masquerade obfuscated phishing wscript
Link:
https://www.filescan.io/uploads/65ff2496e267e4ac5086f536/reports/e053673c-4953-44bf-bfd2-b2bd2ee79bad/overview
Verdict:
Malicious
Labled as:
Emeka.Dunihi
Link:
https://www.hybrid-analysis.com/sample/25b4135b1c971889bcf7b36da063ea24025e2a67e22b3dd84ebb8f556b75823e
Result
Threat name:
WSHRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1414529
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Drops VBS files to the startup folder
Found malware configuration
Potential malicious VBS script found (has network functionality)
Potential malicious VBS script found (suspicious strings)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: Drops script at startup location
Sigma detected: Register Wscript In Run Key
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Uses known network protocols on non-standard ports
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows Shell Script Host drops VBS files
Wscript called in batch mode (surpress errors)
Yara detected WSHRAT
Behaviour
Behavior Graph:
Download SVG
Score:
0%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/25b4135b1c971889bcf7b36da063ea24025e2a67e22b3dd84ebb8f556b75823e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/25b4135b1c971889bcf7b36da063ea24025e2a67e22b3dd84ebb8f556b75823e/
Threat name:
Script-WScript.Trojan.EmekaDunihi
Create hunting rule
Status:
Malicious
First seen:
2024-03-23 18:51:05 UTC
File Type:
Text (VBS)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ew2bgwy4s4mitphxwnw2ay7keqbf4kth4ivt3wcoxohvk23vqi7a._file
Verdict:
malicious
Result
Malware family:
wshrat
Create hunting rule
Score:
  10/10
Tags:
family:wshrat persistence trojan
Link:
https://tria.ge/reports/240323-xhgewsdd9w/
Behaviour
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
WSHRAT
Malware Config
C2 Extraction:
http://paulrdp02.duckdns.org:1604
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/25b4135b1c971889bcf7b36da063ea24025e2a67e22b3dd84ebb8f556b75823e

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:CMD_Shutdown
Create hunting rule
Author:adm1n_usa32
Rule name:wsh_rat_vbs_decoded
Create hunting rule
Author:jeFF0Falltrades
Description:Alerts on the decoded WSH RAT VBScript

File information

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

Comments