MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7316b0e5c95d1ff17274693f4681e7920d6305079d5833c96acf54d724852651. 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



GuLoader


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 7316b0e5c95d1ff17274693f4681e7920d6305079d5833c96acf54d724852651
SHA3-384 hash: cc32e8fd794694dc154ecfb3aed4c6e44add9297fb669d44f2d64cb16fe6c5d3fc4aaeef3bba4bf40f3360b1ad35834a
SHA1 hash: 1665f9c71aedd9a0c384552e714ee1fd0178a711
MD5 hash: a41c4b0c91c6c6750426eb3ce29aa1cb
humanhash: florida-twelve-georgia-virginia
File name:Justificante de pago.vbs
Download: download sample
Signature GuLoader
File size:78'126 bytes
First seen:2023-10-11 19:10:17 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:CPThMc7gioqiGKKoeTHj7W89C0jO1dEZYIeVKXNvXF88G:2Tl7bi1FeDjCLXErnxXF88G
Threatray 603 similar samples on MalwareBazaar
TLSH T1A3732860D9D6263E4A871BEDBF429441C5F8896E8325815DFA9E037E112386CCB3F758
Reporter abuse_ch
Tags:GuLoader vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
92
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla, GuLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Found suspicious powershell code related to unpacking or dynamic code loading
Hides threads from debuggers
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
VBScript performs obfuscated calls to suspicious functions
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 AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1324057 Sample: Justificante_de_pago.vbs Startdate: 11/10/2023 Architecture: WINDOWS Score: 100 28 smtp.1and1.es 2->28 30 googlehosted.l.googleusercontent.com 2->30 32 2 other IPs or domains 2->32 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 Yara detected GuLoader 2->52 54 Yara detected AgentTesla 2->54 9 wscript.exe 1 2->9         started        signatures3 process4 signatures5 56 VBScript performs obfuscated calls to suspicious functions 9->56 58 Suspicious powershell command line found 9->58 60 Wscript starts Powershell (via cmd or directly) 9->60 62 2 other signatures 9->62 12 powershell.exe 8 9->12         started        15 cmd.exe 1 9->15         started        process6 signatures7 72 Suspicious powershell command line found 12->72 74 Very long command line found 12->74 17 powershell.exe 23 12->17         started        20 conhost.exe 12->20         started        22 conhost.exe 15->22         started        process8 signatures9 40 Writes to foreign memory regions 17->40 42 Maps a DLL or memory area into another process 17->42 44 Found suspicious powershell code related to unpacking or dynamic code loading 17->44 46 Hides threads from debuggers 17->46 24 CasPol.exe 10 17->24         started        process10 dnsIp11 34 smtp.1and1.es 212.227.15.158, 49726, 587 ONEANDONE-ASBrauerstrasse48DE Germany 24->34 36 googlehosted.l.googleusercontent.com 142.250.68.33, 443, 49725 GOOGLEUS United States 24->36 38 drive.google.com 172.217.14.78, 443, 49715, 49717 GOOGLEUS United States 24->38 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->64 66 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 24->66 68 Tries to steal Mail credentials (via file / registry access) 24->68 70 2 other signatures 24->70 signatures12
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2023-10-11 19:11:06 UTC
File Type:
Text (VBS)
AV detection:
1 of 38 (2.63%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
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

GuLoader

Visual Basic Script (vbs) vbs 7316b0e5c95d1ff17274693f4681e7920d6305079d5833c96acf54d724852651

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments