MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ac8cfd07f9de461909fe96b77f2a6954aacba367ce572b45de2d56eea99672e. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ac8cfd07f9de461909fe96b77f2a6954aacba367ce572b45de2d56eea99672e
SHA3-384 hash: c750cee416a7f0a2d122877d12aec3f572b35494623f573d72f72f54fb0088c6896b15920f8274a894785ce1cf7fc622
SHA1 hash: 5ddb0aad93289a9942294764f965cca6f3ea9f97
MD5 hash: 7b31a7ad9ad919036034aa35d81813d1
humanhash: wyoming-eight-double-emma
File name:Prompt Payment for Invoice ~ Contract ~ 062020_PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:521'728 bytes
First seen:2020-06-08 06:06:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:QDFIzdWDrccQhHw8vYR2I8wD4pP855M/TQLAB3niBngntC4xRTrkkwS312dIStuA:QDuV7wUuK/8LAB33Mark81WmWFY
Threatray 10'660 similar samples on MalwareBazaar
TLSH E0B4F150B2588F26E72887F529A5610CC3F95D1E2E63FB4AED927DC906367500EF0A1F
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail0.571.zizospanltd.casa
Sending IP: 167.71.234.243
From: Rocky Harris <Rocky.harris@defra.gsi.gov.uk>
Reply-To: ev.cayenne@outlook.com
Subject: Re: Prompt Payment for Invoice ~ Contract ~ 06/2020
Attachment: Prompt Payment for Invoice ~ Contract ~ 062020_PDF.rar (contains "Prompt Payment for Invoice ~ Contract ~ 062020_PDF.exe")

AgentTesla SMTP exfil server:
smtp.shyuanhzimeng.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.67676.13577.28286.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 06:08:06 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jlem7ud7txsgdee75fvxp4vgsvfkzorwptsxfnc54lkw52uzm4xa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'650 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-7qxklcevee/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

rar b5b6ecb209e926a7ac7b2acf919892087be3a2c3099f54d0142bc10a1cd8c145

AgentTesla

Executable exe 4ac8cfd07f9de461909fe96b77f2a6954aacba367ce572b45de2d56eea99672e

(this sample)

  
Dropped by
MD5 010ab9afee7f5d54aef88188fcf17bf3
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b5b6ecb209e926a7ac7b2acf919892087be3a2c3099f54d0142bc10a1cd8c145

Comments