MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cac654b47278dd85f72e5886d9bf2571354e142961c892bca249a5fdc3d0183e. 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



Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: cac654b47278dd85f72e5886d9bf2571354e142961c892bca249a5fdc3d0183e
SHA3-384 hash: 3ec71878ea0614780c740f38379dfd176f849b39e228ae026ec1c6a5ba4dbe6c1bf268485a206f12d853ace2a6a26721
SHA1 hash: aeff6d438bac47453c703168855756d2cba2e7ea
MD5 hash: f9f6a728e3728ccb7f52c3b0b8c64dcf
humanhash: sad-double-september-massachusetts
File name:Proforma invoices_1.js
Download: download sample
File size:615'612 bytes
First seen:2024-09-11 12:22:54 UTC
Last seen:2024-09-18 09:47:00 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 12288:Lwv8Twwpb7oT9+Bf8hkLwAlsAex2AA967YQeGQ0uOqVrxHiDCIhPmJFvVlPYk8eb:tb+CIQTfQHWNiw6s8PQHH2u
TLSH T1F2D4C35135EAB04CF1F32FA357ED61E98FBBB5622626512E7008170B4A63E90CE51B73
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika mp3
Reporter TeamDreier
Tags:js pub-26ee9be236b54d0cb1b570a203543b93-r2-dev

Intelligence


File Origin
# of uploads :
3
# of downloads :
379
Origin country :
DK DK
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.1%
Tags:
Encryption Execution Network Stealth Agent
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade
Result
Verdict:
UNKNOWN
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
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: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Very long command line found
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 Generic Downloader
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1509337 Sample: Proforma invoices_1.js Startdate: 11/09/2024 Architecture: WINDOWS Score: 100 24 ia601606.us.archive.org 2->24 26 whatismyipaddressnow.co 2->26 28 pub-26ee9be236b54d0cb1b570a203543b93.r2.dev 2->28 40 Suricata IDS alerts for network traffic 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for URL or domain 2->44 46 7 other signatures 2->46 9 wscript.exe 1 1 2->9         started        signatures3 process4 signatures5 48 JScript performs obfuscated calls to suspicious functions 9->48 50 Suspicious powershell command line found 9->50 52 Wscript starts Powershell (via cmd or directly) 9->52 54 4 other signatures 9->54 12 powershell.exe 7 9->12         started        process6 signatures7 56 Suspicious powershell command line found 12->56 58 Found suspicious powershell code related to unpacking or dynamic code loading 12->58 15 powershell.exe 14 15 12->15         started        19 conhost.exe 12->19         started        process8 dnsIp9 32 ia601606.us.archive.org 207.241.227.86, 443, 49704 INTERNET-ARCHIVEUS United States 15->32 34 pub-26ee9be236b54d0cb1b570a203543b93.r2.dev 104.18.3.35, 443, 49705 CLOUDFLARENETUS United States 15->34 36 Writes to foreign memory regions 15->36 38 Injects a PE file into a foreign processes 15->38 21 AddInProcess32.exe 15 3 15->21         started        signatures10 process11 dnsIp12 30 whatismyipaddressnow.co 188.114.96.3, 443, 49706, 49712 CLOUDFLARENETUS European Union 21->30
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Malware Config
Dropper Extraction:
https://ia601606.us.archive.org/10/items/deathnote_202407/deathnote.jpg
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.

Malspam

Java Script (JS) js cac654b47278dd85f72e5886d9bf2571354e142961c892bca249a5fdc3d0183e

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments