MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f09e1a23ce7b3b143221cd5f8be274e0b75380e6b3dd8e32d947c6f3b493104. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7f09e1a23ce7b3b143221cd5f8be274e0b75380e6b3dd8e32d947c6f3b493104
SHA3-384 hash: a52753c2c9ea59b9565c70287ce8f621e66d0db8e243df15aa94843ac416df229bfbe86e72e5d41207b8a4dfc13d337c
SHA1 hash: 72d72eb8f18177235bee686425ebfbb7b9fef308
MD5 hash: 51cd9a94ff9c50f18ea55c3d4e844a41
humanhash: vermont-may-charlie-victor
File name:SOA JUL..exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:833'024 bytes
First seen:2020-08-10 07:18:10 UTC
Last seen:2020-08-11 19:54:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:LZ2qK+DbJa8LUpRkTwub/J9E3VqdgrpiAcgS3geLpR0xSu:9T9skX19uVBQAcgS3TP0
Threatray 10'636 similar samples on MalwareBazaar
TLSH CE05DF5B66DCBFCAC4F85674233FB3C0C318ED165962C61D6AC436AA10BD316BA157E0
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: qq.com
Sending IP: 103.99.1.172
From: "ZHONG HAO CARGO"<493137032@qq.com>
Subject: SOA FOR JUL.
Attachment: SOA JUL.rar (contains "SOA JUL..exe")

AgentTesla SMTP exfil server:
mail.varda.com.tr:587

Intelligence

File Origin
# of uploads :
4
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/42332/
Detection(s):
SecuriteInfo.com.Artemis51CD9A94FF9C.6741.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/416158
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
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)
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 260329 Sample: SOA JUL..exe Startdate: 10/08/2020 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->51 53 Found malware configuration 2->53 55 Sigma detected: Scheduled temp file as task from temp location 2->55 57 6 other signatures 2->57 8 SOA JUL..exe 7 2->8         started        12 sRfDVrD.exe 1 2->12         started        14 sRfDVrD.exe 2 2->14         started        process3 file4 39 C:\Users\user\AppData\...\ATmGFbeqEs.exe, PE32 8->39 dropped 41 C:\Users\...\ATmGFbeqEs.exe:Zone.Identifier, ASCII 8->41 dropped 43 C:\Users\user\AppData\Local\...\tmpA0BC.tmp, XML 8->43 dropped 45 C:\Users\user\AppData\...\SOA JUL..exe.log, ASCII 8->45 dropped 71 Writes to foreign memory regions 8->71 73 Injects a PE file into a foreign processes 8->73 16 RegSvcs.exe 2 4 8->16         started        21 RegSvcs.exe 8->21         started        23 schtasks.exe 1 8->23         started        25 conhost.exe 12->25         started        signatures5 process6 dnsIp7 47 varda.com.tr 5.2.84.160, 49733, 587 ALASTYRTR Turkey 16->47 49 mail.varda.com.tr 16->49 35 C:\Users\user\AppData\Roaming\...\sRfDVrD.exe, PE32 16->35 dropped 37 C:\Windows\System32\drivers\etc\hosts, ASCII 16->37 dropped 59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->59 61 Tries to steal Mail credentials (via file access) 16->61 63 Tries to harvest and steal ftp login credentials 16->63 69 3 other signatures 16->69 27 reg.exe 1 16->27         started        65 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->65 67 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 21->67 29 conhost.exe 23->29         started        31 conhost.exe 23->31         started        file8 signatures9 process10 process11 33 conhost.exe 27->33         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7f09e1a23ce7b3b143221cd5f8be274e0b75380e6b3dd8e32d947c6f3b493104/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-10 07:20:10 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=p4e6dir446z3cqzcdtk7rprhjyfxkoaonm65ryznsr6g6o2jgeca._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'626 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer persistence spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200810-kzf9ahqdn6/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Modifies registry key
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7f09e1a23ce7b3b143221cd5f8be274e0b75380e6b3dd8e32d947c6f3b493104

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 d4ab6b4bc8e1563bf87af5492fb1b18939a575fe0d02a552a53a28865aa3f0a9

AgentTesla

Executable exe 7f09e1a23ce7b3b143221cd5f8be274e0b75380e6b3dd8e32d947c6f3b493104

(this sample)

  
Dropped by
MD5 0fb1d2827c8e55c57bdcaed05fe7481b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/42332/
  
Dropped by
SHA256 d4ab6b4bc8e1563bf87af5492fb1b18939a575fe0d02a552a53a28865aa3f0a9

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