MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 896bd8cddccec4d5baee8c7abc589630a2ecb6520db30a8b9f6767b76d90fb3c. 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


MassLoggerRAT


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
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SHA256 hash: 896bd8cddccec4d5baee8c7abc589630a2ecb6520db30a8b9f6767b76d90fb3c
SHA3-384 hash: c46b46486382715c17865ac1a80a5e41f7a6071a1ef20de5dbd029d5fa9a81de7f8d3f9978c20f4edc19ed28814ca832
SHA1 hash: 5a2e4e4dcfc361f21cb3635b2e7bbb038046560a
MD5 hash: fb10d9e160b4bbbec29c06eb4d08212b
humanhash: white-timing-muppet-batman
File name:16547.js
Download: download sample
Signature MassLoggerRAT
Create hunting rule
File size:233'654 bytes
First seen:2024-12-06 08:40:48 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 3072:Bgm6tHn9tgW36agm6tHn9Gvi73gm6tHn9tgW36agm6tHn9Q:GPDmPMvfPDmPu
Threatray 158 similar samples on MalwareBazaar
TLSH T13E34D10225D6B008F1F21F93D7E919F94B67B1AA263D571DA8841F4E2BE2990CD437B3
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika mp3
Reporter abuse_ch
Tags:js MassLoggerRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
401
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.26875.JsHeur.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6752b8a719fba9940b496d1f
Tags:
autorun gumen
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
cmd lolbin
Link:
https://www.filescan.io/uploads/6752b8a597fd4c6c7d42b2f8/reports/cd787e37-05a7-468b-a761-4b41910fb4ca/overview
Verdict:
Suspicious
Labled as:
Generik.JVMUOCC trojan
Link:
https://www.hybrid-analysis.com/sample/896bd8cddccec4d5baee8c7abc589630a2ecb6520db30a8b9f6767b76d90fb3c
Result
Threat name:
MassLogger RAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1569768
Signature
Bypasses PowerShell execution policy
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell download and load assembly
Sigma detected: Silenttrinity Stager Msbuild Activity
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
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 MassLogger RAT
Yara detected Powershell download and execute
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1569768 Sample: 16547.js Startdate: 06/12/2024 Architecture: WINDOWS Score: 100 25 reallyfreegeoip.org 2->25 27 shed.dual-low.s-part-0035.t-0009.t-msedge.net 2->27 29 8 other IPs or domains 2->29 41 Suricata IDS alerts for network traffic 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 49 9 other signatures 2->49 9 wscript.exe 1 1 2->9         started        signatures3 47 Tries to detect the country of the analysis system (by using the IP) 25->47 process4 signatures5 55 JScript performs obfuscated calls to suspicious functions 9->55 57 Suspicious powershell command line found 9->57 59 Wscript starts Powershell (via cmd or directly) 9->59 61 3 other signatures 9->61 12 powershell.exe 7 9->12         started        process6 signatures7 63 Suspicious powershell command line found 12->63 65 Found suspicious powershell code related to unpacking or dynamic code loading 12->65 15 powershell.exe 14 16 12->15         started        19 conhost.exe 12->19         started        process8 dnsIp9 35 cloudinary.map.fastly.net 151.101.1.137, 443, 49730 FASTLYUS United States 15->35 37 Writes to foreign memory regions 15->37 39 Injects a PE file into a foreign processes 15->39 21 MSBuild.exe 15 2 15->21         started        signatures10 process11 dnsIp12 31 checkip.dyndns.com 132.226.8.169, 49738, 80 UTMEMUS United States 21->31 33 reallyfreegeoip.org 172.67.177.134, 443, 49739 CLOUDFLARENETUS United States 21->33 51 Tries to steal Mail credentials (via file / registry access) 21->51 53 Tries to harvest and steal browser information (history, passwords, etc) 21->53 signatures13
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/896bd8cddccec4d5baee8c7abc589630a2ecb6520db30a8b9f6767b76d90fb3c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/896bd8cddccec4d5baee8c7abc589630a2ecb6520db30a8b9f6767b76d90fb3c/
Threat name:
Script.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2024-12-05 02:29:58 UTC
File Type:
Text (JavaScript)
AV detection:
3 of 24 (12.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rfv5rto4z3cnloxorr5lywewgcroznssbwzqvc47m5t3o3mq7m6a._file
Verdict:
malicious
Label(s):
snakekeylogger
Create hunting rule
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MassLoggerRAT
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741297ecc59d39296f360b100032cdb120af2eb4ccc5b91f370c0eacb9ee7e25
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c9d68c4787494badf47161637edf290f9297f8d66bb64fbc307fc7a978980509
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d1a5e6708ae70fff83f394f2fc5027d14e42fdb624c369662ebcd682cded0ac6
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e72ffa4cc2aa4b52ec8affc282651fb4698f143809a46b2eb99bebf1980fa5f1
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e7a752ab56c26a5f7d28456a30a71a4f7a5ad14c1e9d27e6e523f74a0b8b19e7
MassLoggerRAT
error
MassLoggerRAT
+ 148 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
collection discovery execution
Link:
https://tria.ge/reports/241206-klfasavmak/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Malware Config
Dropper Extraction:
https://res.cloudinary.com/dytflt61n/image/upload/v1733134947/bklpyseyeut4impw50n1.jpg%20
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/896bd8cddccec4d5baee8c7abc589630a2ecb6520db30a8b9f6767b76d90fb3c

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:SUSP_VBS_Wscript_Shell
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the definition of 'Wscript.Shell' which is often used by Malware, FPs are possible and commmon

File information

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

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