MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66552856ca289e837ad5cd8c43db7aaef31af50cad3997854491d506c3948c18. 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: 66552856ca289e837ad5cd8c43db7aaef31af50cad3997854491d506c3948c18
SHA3-384 hash: b6ca5085db6a35ea51e81e98321a2ebcabf32a4aff42ee2a13746b73a078f599afe30f0146c7e65ead356415fd51dec8
SHA1 hash: 08682023dfc0d0f5b61d34de8396d5e5dcc4d83e
MD5 hash: e1114716698d8e2f7328994c7ed88024
humanhash: potato-ohio-music-sierra
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:414'208 bytes
First seen:2020-07-12 16:28:57 UTC
Last seen:2020-07-12 17:04:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:DJ2Ii+zcykr+k7HxAR0R15ACVsex9XLjnUe/zdsydTK1tOkoXul1wn3L0GXbUpnw:DJ2d6+Wu7jL7dssah/lIhR
Threatray 11'313 similar samples on MalwareBazaar
TLSH F39412C4BAEE032BFFDE2678BD52531AC37046685805F34806D9FAA0ADD73D919109E7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mediaminds.biz
Sending IP: 95.211.211.232
From: Ahmed Akram <ahmed.akram@mediaminds.biz>
Subject: Re: Updated SOA
Attachment: SOA.gz (contains "SOA.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24892/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/66552856ca289e837ad5cd8c43db7aaef31af50cad3997854491d506c3948c18/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2020-07-12 13:52:58 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mzksqvwkfcpig6wvzwgehw32v3zrv5imvu4zpbkeshkqnq4urqma._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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78bcc3e03245217e0c76e1f0a3b53e039917f2ca18f24b5b144323906adcebf5
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80f37aaeb2f44ccb7a2759155a52820b8ab28cc4520fc2765ba41e01c981ba9d
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94dc52733c22b1d6206cc50a5928387dda3a096256c69a8f84ee59b0f4367bac
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e72d137682a3a21266f11f78af98a8ada6c9f2fd34a2a404bbf36e8754bd3fa9
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ee180e2ce4c79e38d7c5c4f5e56fd22642d8fefa00cc543e9d85dbcb6944ae88
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ffe0e1b59c1c1be128c6154562ecdaba771f84ca265cf35d22a99b0432843988
AgentTesla
+ 11'303 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/200712-vh1z6bhpge/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
AgentTesla
Malware family:
AgentTesla.v2
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/66552856ca28/report/overview.html
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

gz a778a7cb1f8e0433d2fffffdde8826c4af9924a6f5e81153cb4d09a8f08f6654

AgentTesla

Executable exe 66552856ca289e837ad5cd8c43db7aaef31af50cad3997854491d506c3948c18

(this sample)

  
Dropped by
MD5 c748f904cc1e348fb63b7ba8750aec1f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 a778a7cb1f8e0433d2fffffdde8826c4af9924a6f5e81153cb4d09a8f08f6654
Cape
Cape
https://www.capesandbox.com/analysis/24892/

Comments