MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c. 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: 6


Intelligence 6 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c
SHA3-384 hash: 0604bf80b1786ba31a8d0ad56649a9433514c2ed0abde941e0474521f3c0341100a0705df62793acef60a60ddeaf30d1
SHA1 hash: ec64670ba9e10bf41fa634be3f8b7c5bec0f719b
MD5 hash: dcef6132db05f9704623b495b05c1e4a
humanhash: social-kitten-ack-batman
File name:PO_0CT01.vbs
Download: download sample
Signature AgentTesla
Create hunting rule
File size:163'366 bytes
First seen:2023-12-01 06:40:06 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:vSBSNS2SNSJSNSImSNSzSNSmSNS8SNSySNSaSNS1SP:v0YzYsYeYmYTY5YHYPYQg
TLSH T10AF30D7025DBD10CF2F36E612FE57ADA9DBBFBB1BDA5605E140402074A21D88CE66372
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter abuse_ch
Tags:AgentTesla vbs


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.dlewarez.info:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/461595/
Gathering data
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1351133
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
ASCII
Link:
https://malprob.io/report/18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c/
Threat name:
Script-WScript.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-01 03:42:34 UTC
AV detection:
9 of 37 (24.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dd2b6krz7436iprkrya3ard5mezfo2bjfhqnkobulcjv3atzo46a._file
Verdict:
unknown
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231201-hfgkjsff7x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
AgentTesla
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/18f41f2a39ff/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.05
Link:
https://yomi.yoroi.company/submissions/18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Malspam

AgentTesla

Visual Basic Script (vbs) vbs 18f41f2a39ff37e43e2a8e01b0447d613257682929e0d5383458935d8279773c

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/461595/

Comments