MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4fd96327aca2d44216adea947c36d2913c82929fc2c124750322f13ae99262ba. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4fd96327aca2d44216adea947c36d2913c82929fc2c124750322f13ae99262ba
SHA3-384 hash: b2531a0825ad12271f23a5f8a2d5d52b5a8593b20478a85571a957960f793299518d89ee8fa7a2b0ae69874dc070ed68
SHA1 hash: 7075b0a887d8360a5e42a2e9ed37a072909bf775
MD5 hash: 87855d7da99eac7997e613bb70239cd5
humanhash: florida-social-triple-floor
File name:Order CIE-03-08-2020 (Enq 63-29-2 ABC)_pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:740'352 bytes
First seen:2020-08-03 07:12:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:I4NvJlZcQAi8XPWFAG7ChVMseJG8VS1xUPb/m8Ihr1ZY3mDFAFRIRN0bXna542kF:IObJ7C7MseJGpUIfZHBAHjkky8q1Fg
Threatray 11'032 similar samples on MalwareBazaar
TLSH 2FF47C523945DC62C2976B37D8CF821443BCAE10A9D2EB26B5DA73ED0612BF7DC054CA
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: de.uitn.com
Sending IP: 148.251.248.181
From: Mohamed shaban <oa05438@mellitahog.ly>
Reply-To: Mohamed shaban <soomla6384@yahoo.com>
Subject: URGENT PURCHASE ORDER CIE-03-08-2020
Attachment: Order CIE-03-08-2020 Enq 63-29-2 ABC_pdf.7z (contains "Order CIE-03-08-2020 (Enq 63-29-2 ABC)_pdf.exe")

AgentTesla SMTP exfil server:
mail.specialmetal.ir:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/37415/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/407341
Signature
Binary contains a suspicious time stamp
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 access)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 255901 Sample: Order CIE-03-08-2020 (Enq 6... Startdate: 03/08/2020 Architecture: WINDOWS Score: 100 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Found malware configuration 2->49 51 Yara detected AgentTesla 2->51 53 7 other signatures 2->53 6 Order CIE-03-08-2020 (Enq 63-29-2 ABC)_pdf.exe 3 2->6         started        10 vMsys.exe 2 2->10         started        12 vMsys.exe 3 2->12         started        process3 file4 23 Order CIE-03-08-20...-2 ABC)_pdf.exe.log, ASCII 6->23 dropped 55 Injects a PE file into a foreign processes 6->55 14 Order CIE-03-08-2020 (Enq 63-29-2 ABC)_pdf.exe 2 5 6->14         started        19 vMsys.exe 10->19         started        57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->57 59 Machine Learning detection for dropped file 12->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 12->61 21 vMsys.exe 2 12->21         started        signatures5 process6 dnsIp7 29 specialmetal.ir 5.144.130.34, 49751, 49752, 587 HOSTIRAN-NETWORKIR Iran (ISLAMIC Republic Of) 14->29 31 mail.specialmetal.ir 14->31 25 C:\Users\user\AppData\Roaming\...\vMsys.exe, PE32 14->25 dropped 27 C:\Users\user\...\vMsys.exe:Zone.Identifier, ASCII 14->27 dropped 35 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->35 37 Installs a global keyboard hook 14->37 33 mail.specialmetal.ir 19->33 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->39 41 Tries to steal Mail credentials (via file access) 19->41 43 Tries to harvest and steal ftp login credentials 19->43 45 Tries to harvest and steal browser information (history, passwords, etc) 19->45 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4fd96327aca2d44216adea947c36d2913c82929fc2c124750322f13ae99262ba/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-03 07:13:08 UTC
AV detection:
33 of 48 (68.75%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j7mwgj5mulkeefvn5kkhynwsse6ifeu7ylasi5idelytv2msmk5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 11'022 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200803-e7kmymcc5j/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4fd96327aca2d44216adea947c36d2913c82929fc2c124750322f13ae99262ba

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

7z 273da1a6ecde07fbdae0083512fc19700d4387ddeb8b87ca8857c4633bbffd74

AgentTesla

Executable exe 4fd96327aca2d44216adea947c36d2913c82929fc2c124750322f13ae99262ba

(this sample)

  
Dropped by
MD5 5d7ee06d53146f185825b67e27d663c2
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/37415/
  
Dropped by
SHA256 273da1a6ecde07fbdae0083512fc19700d4387ddeb8b87ca8857c4633bbffd74

Comments