MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 07ceaea9dd455538281cd8afd3b0fe49b34be3bfd7e30718572f6464bead5569. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 07ceaea9dd455538281cd8afd3b0fe49b34be3bfd7e30718572f6464bead5569
SHA3-384 hash: 61784967e97d23e15cc4fa2423e1d59c9875a10d3f9412b2cf18017406b26495e489b44a7479520f2aad496d0085426b
SHA1 hash: 8f8e692a0b92952fe80b707e0f8384c82d74db27
MD5 hash: e6201148b3a7026bf29818035359ec26
humanhash: eight-nebraska-mobile-grey
File name:General Specification.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:915'968 bytes
First seen:2020-08-28 06:40:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:A9MnCy0oJ2DReoSIKJy5w4jDP41xgS5D:72DmIKWPQf
Threatray 10'615 similar samples on MalwareBazaar
TLSH D915E04A13198B7CCD48B5BD219090BCE2313E42EB79E1D8DEC76DBA795A34DA45C2C3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: Delphine Low <Delphine_LOW@nyp.edu.sg>
Subject: Resend: Request for Quotation-ACP000252-HT(LMB-2)
Attachment: General Specification.rar (contains "General Specification.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/52211/
Detection(s):
SecuriteInfo.com.Fareit-FYEE6201148B3A7.32592.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/453309
Signature
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
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 dnsIp2 2 Behavior Graph ID: 279023 Sample: General Specification.exe Startdate: 28/08/2020 Architecture: WINDOWS Score: 100 30 cdn.onenote.net 2->30 36 Found malware configuration 2->36 38 Multi AV Scanner detection for dropped file 2->38 40 Sigma detected: Scheduled temp file as task from temp location 2->40 42 6 other signatures 2->42 8 General Specification.exe 7 2->8         started        signatures3 process4 file5 22 C:\Users\user\AppData\...\xvizDVmIDg.exe, PE32 8->22 dropped 24 C:\Users\...\xvizDVmIDg.exe:Zone.Identifier, ASCII 8->24 dropped 26 C:\Users\user\AppData\Local\...\tmpF4C6.tmp, XML 8->26 dropped 28 C:\Users\...behaviorgrapheneral Specification.exe.log, ASCII 8->28 dropped 44 Writes to foreign memory regions 8->44 46 Allocates memory in foreign processes 8->46 48 Injects a PE file into a foreign processes 8->48 12 RegSvcs.exe 2 8->12         started        16 RegSvcs.exe 8->16         started        18 schtasks.exe 1 8->18         started        signatures6 process7 dnsIp8 32 smtp.yandex.ru 77.88.21.158, 49727, 587 YANDEXRU Russian Federation 12->32 34 smtp.yandex.com 12->34 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->50 52 Tries to steal Mail credentials (via file access) 12->52 54 Tries to harvest and steal ftp login credentials 12->54 56 Tries to harvest and steal browser information (history, passwords, etc) 12->56 58 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->58 20 conhost.exe 18->20         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/07ceaea9dd455538281cd8afd3b0fe49b34be3bfd7e30718572f6464bead5569/
Threat name:
ByteCode-MSIL.Trojan.Sudloader
Create hunting rule
Status:
Malicious
First seen:
2020-08-28 06:42:07 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=a7hk5ko5ivktqka43cx5hmh6jgzuxy5727rqogcxf5sgjpvnkvuq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'605 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200828-g7jp4zscfs/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/07ceaea9dd455538281cd8afd3b0fe49b34be3bfd7e30718572f6464bead5569

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 d72d35adba8ec838c08352212252448854f69091a3a246b5fa7991ce649dbb01

AgentTesla

Executable exe 07ceaea9dd455538281cd8afd3b0fe49b34be3bfd7e30718572f6464bead5569

(this sample)

  
Dropped by
MD5 32c35ae6c0fb7f30eebef3063f8cbed7
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d72d35adba8ec838c08352212252448854f69091a3a246b5fa7991ce649dbb01
Cape
Cape
https://www.capesandbox.com/analysis/52211/

Comments