MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cb5158bf0867f8d1990aac298da8f9a3aef98f1cb99065b44e1ceb1e2908396. 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


AgentTesla


Vendor detections: 9


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

SHA256 hash: 4cb5158bf0867f8d1990aac298da8f9a3aef98f1cb99065b44e1ceb1e2908396
SHA3-384 hash: cdee2627eb922bfa81d7d6de2357585a99ec78362e5e816e5b77e8a4f130f6ada09b02b11999479e53eea22875a3d983
SHA1 hash: c615ead1fc2f00fdff3478a340df3e7dd883bd66
MD5 hash: ed94a32330d4f8bc01426f17de225782
humanhash: twenty-queen-princess-rugby
File name:SHIPPING DOCUMENTS_PDF..vbs
Download: download sample
Signature AgentTesla
Create hunting rule
File size:285'803 bytes
First seen:2024-04-18 19:05:43 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 6144:L3dAYDLBLW+8A1ytW3xrbjsSFuHeEC57kdmXl45zaoGGqAP3MQ9scOEG8xYI8tEi:LnS2ImLYp8Wjn2t
TLSH T183543AA0CFCA26394F4B2FDABD60459289FC8199021224BDE6D907AD7243D6CD3FED54
Reporter abuse_ch
Tags:AgentTesla vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
148
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cerberus finger lolbin masquerade obfuscated powershell
Link:
https://www.filescan.io/uploads/66216f20c5dabc22b20247d9/reports/20347fff-6c76-41ab-b76c-0f9e346fabf7/overview
Verdict:
Malicious
Labled as:
Trojan/VBS.GuLoader
Link:
https://www.hybrid-analysis.com/sample/4cb5158bf0867f8d1990aac298da8f9a3aef98f1cb99065b44e1ceb1e2908396
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1428346
Signature
Antivirus detection for URL or domain
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Potential malicious VBS script found (suspicious strings)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
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
Writes or reads registry keys via WMI
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1428346 Sample: SHIPPING DOCUMENTS_PDF..vbs Startdate: 18/04/2024 Architecture: WINDOWS Score: 100 31 mail.myhydropowered.com 2->31 33 ip-api.com 2->33 35 4 other IPs or domains 2->35 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus detection for URL or domain 2->53 55 8 other signatures 2->55 9 wscript.exe 1 2->9         started        signatures3 process4 signatures5 57 VBScript performs obfuscated calls to suspicious functions 9->57 59 Suspicious powershell command line found 9->59 61 Wscript starts Powershell (via cmd or directly) 9->61 63 3 other signatures 9->63 12 powershell.exe 14 19 9->12         started        16 WmiPrvSE.exe 9->16         started        process6 dnsIp7 41 drive.usercontent.google.com 172.253.124.132, 443, 49704, 49710 GOOGLEUS United States 12->41 43 drive.google.com 64.233.185.102, 443, 49703, 49709 GOOGLEUS United States 12->43 73 Suspicious powershell command line found 12->73 75 Very long command line found 12->75 77 Found suspicious powershell code related to unpacking or dynamic code loading 12->77 18 powershell.exe 17 12->18         started        21 conhost.exe 12->21         started        23 cmd.exe 1 12->23         started        signatures8 process9 signatures10 45 Writes to foreign memory regions 18->45 47 Found suspicious powershell code related to unpacking or dynamic code loading 18->47 25 wab.exe 15 8 18->25         started        29 cmd.exe 1 18->29         started        process11 dnsIp12 37 ip-api.com 208.95.112.1, 49712, 80 TUT-ASUS United States 25->37 39 api.ipify.org 104.26.13.205, 443, 49711 CLOUDFLARENETUS United States 25->39 65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 25->65 67 Tries to steal Mail credentials (via file / registry access) 25->67 69 Tries to harvest and steal ftp login credentials 25->69 71 2 other signatures 25->71 signatures13
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4cb5158bf0867f8d1990aac298da8f9a3aef98f1cb99065b44e1ceb1e2908396
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4cb5158bf0867f8d1990aac298da8f9a3aef98f1cb99065b44e1ceb1e2908396/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-04-18 19:06:07 UTC
File Type:
Text (VBS)
AV detection:
3 of 38 (7.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=js2rlc7qqz7y2gmqvlbjrwupti5o7ghrzomqmw2e4hhldyuqqola._file
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:guloader downloader keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240418-xr3pgsdd3v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Looks up external IP address via web service
Checks computer location settings
Blocklisted process makes network request
AgentTesla
Guloader,Cloudeye
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Cerberus
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:Cerberus
Rule name:unknown_dropper
Create hunting rule
Author:#evilcel3ri
Description:Detects an unknown dropper

File information

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

Comments