MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a813db555b2a251a1068f50b1b02d642bb570337058f7f3a7028cafccbe1f54. 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: 9a813db555b2a251a1068f50b1b02d642bb570337058f7f3a7028cafccbe1f54
SHA3-384 hash: 07d6a1f243228b9d28039897285f0b4c4125d5334f5e3c5c2509765a6d4d2bbb4aa52f8146011056d1b433463bb16a40
SHA1 hash: 9b68c4d21b544c3fa4fcfa6f469480a70fe8a947
MD5 hash: 3ee58a720e88f477d6f817c44aa7c47b
humanhash: may-december-washington-salami
File name:Statement of Account.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:452'096 bytes
First seen:2020-06-04 12:43:02 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:E+7OMfhT7sUtcZsDAJoo84n7EUEDkK9LUdo2mQSJE5afEFOhND+Sd4lCa8Csa:EWOMpT7riIyXnoXgdu3s0hFtOCaZ
Threatray 10'731 similar samples on MalwareBazaar
TLSH 1DA4DF1176AC2C77CA7E25F52CE2B44313F4942A286AE3D95DD361CF98D6BE00B11B87
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: joister.net
Sending IP: 103.2.236.240
From: msosupport@bd.nilorn.com
Reply-To: msosupport@bd.nilorn.com
Subject: Overview of Unpaid invoices - Statement of Account May 2020
Attachment: Statement of Account.zip (contains "Statement of Account.exe")

AgentTesla SMTP exfil server:
mail.haden-tours.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 13:40:14 UTC
AV detection:
17 of 31 (54.84%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tkat3nkvwkrfdiigr5ildmbnmqv3k4btobmpp45hakgk7tf6d5ka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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bfecf1d24ef83e7bc35143c6ef0cc09a0a77902e2fd6ef9f5d5a50d0968c088b
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c432ec5c937e35dc6d0c8634481275e5f2d1feef91506e2bed80559530b7ff1f
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c90e8c00718440709f2a708d2144adb877b2908b024e7a94bc20b4f9eb0ee92c
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dfaafd372e8caf71401e3bf8b8c32ee95a347e811a695244bc33875b3dae911b
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eca9c62b5b3b909e187bb118c1111cae37b93aef4eba62a452e27a69d2774020
AgentTesla
+ 10'721 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-keltv9vb3j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Checks BIOS information in registry
Reads data files stored by FTP clients
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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

zip a00115f4a9e20f6f982db8332779ccd02a8dbf9bb1db45e54a21d374b24cf3b4

AgentTesla

Executable exe 9a813db555b2a251a1068f50b1b02d642bb570337058f7f3a7028cafccbe1f54

(this sample)

  
Dropped by
MD5 fbcd0cb9ece0628d818cfbea031d7fe3
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a00115f4a9e20f6f982db8332779ccd02a8dbf9bb1db45e54a21d374b24cf3b4

Comments