MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66c6414f4a169a4ca29b2952c76eca04c90add82afaa5410c8f447e39481853a. 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: 66c6414f4a169a4ca29b2952c76eca04c90add82afaa5410c8f447e39481853a
SHA3-384 hash: c39b9507c96e690d4a04ecd3be6aacb883f3706de932fac0054a565cd5518c682d7893283b16327e140dc59a03a3bb53
SHA1 hash: 5289a67a4e1b77b0af28f2e64fb413d843532db6
MD5 hash: 2c5d9104790358f612354abeb705e598
humanhash: ceiling-charlie-texas-delta
File name:RFQ#50-05272020.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:714'240 bytes
First seen:2020-07-21 15:34:06 UTC
Last seen:2020-07-21 19:41:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:SX60625posc+TdVCspfC5++QqT8IBI5px59SGP:X25esc+zXpGl38IBM0GP
Threatray 10'418 similar samples on MalwareBazaar
TLSH 7DE49E00FBF486CAD3AA1F7AD47001409674F95BABE6E78B3B84F29D18563548B53F12
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: scenicfruit.com
Sending IP: 37.48.85.246
From: marine Ambrosio<marine@scenicfruit.com>
Subject: RFQ#50-05272020
Attachment: RFQ50-05272020.pdf.z (contains "RFQ#50-05272020.pdf.exe")

AgentTesla SMTP exfil server:
smtp.yandex.ru:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/30240/
Detection(s):
SecuriteInfo.com.generic.ml.24371.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/66c6414f4a169a4ca29b2952c76eca04c90add82afaa5410c8f447e39481853a/
Threat name:
ByteCode-MSIL.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-21 15:35:07 UTC
AV detection:
34 of 46 (73.91%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m3dect2kc2neziu3ffjmo3wkateqvxmcv6vfiegi6rd6hfebqu5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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7d50f85be9ba623c39990f888b9d1d43ac5fa8c317529a3256f4c79d48a626c7
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af8343cc25fb243e378897bcf5c22ff94287610ae86538862feb362e2382b456
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b3b54e5b4b3bbaec85cb89db4238cbb040b5f1a6edf4187c0801d338972a230a
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e212649c10ad952f2cd34debebdb80c6dfbeec214dbf352095eb65672ef2a1e9
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eed899d24d21a18eedea77f8f2860b70aa843e3f3757e8c53105f6eadd655d41
AgentTesla
+ 10'408 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200721-zzgf6gblde/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/66c6414f4a169a4ca29b2952c76eca04c90add82afaa5410c8f447e39481853a

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

z 07b77697adbb8e65f51512d64687351b4eb5f232c0e73c72d84d4d84f5ff2278

AgentTesla

Executable exe 66c6414f4a169a4ca29b2952c76eca04c90add82afaa5410c8f447e39481853a

(this sample)

  
Dropped by
MD5 79d4a0f047250b2a7f6ee683c3151f1f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 07b77697adbb8e65f51512d64687351b4eb5f232c0e73c72d84d4d84f5ff2278
Cape
Cape
https://www.capesandbox.com/analysis/30240/

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