MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1667a4eee2a104e32fd9071a6de2ee27634d2e181350b329d58f54b12bd2931. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1667a4eee2a104e32fd9071a6de2ee27634d2e181350b329d58f54b12bd2931
SHA3-384 hash: b03db8c9cae4b3b952ec51d259402764d088c3d74b83c7069098f4ab3169a06a239d64c0587ee159eaf5c2a498a0f35a
SHA1 hash: 8365367572a2eb6d287e5094e0ea19e4e4566cea
MD5 hash: f34071530f012ece5a36e3d5c7e54813
humanhash: lima-nevada-yankee-social
File name:RFQ for TENDER NO. Tender No. RA236.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'559'040 bytes
First seen:2020-06-14 10:28:55 UTC
Last seen:2020-06-14 11:42:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f67879fc69d3769efc6303c5bfa88268 (2 x AsyncRAT, 1 x AgentTesla)
ssdeep 24576:nO/Q4UWpnZ+yIBIJ3SxnDTvRjoOvJ4fxuAeHIN4amufY0k+4Nl:nba6BogvdoeOxu3oN4FufY0k+kl
Threatray 11'094 similar samples on MalwareBazaar
TLSH 3375F162F2F18433D1671A7C9C1B97789C3ABE107A28A9476BE45C4C9F397C139292D3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail2012.join-me.com.tw
Sending IP: 123.51.190.154
From: George <cs.george@najatgroup.com.bh>
Subject: RFQ for TENDER NO. Tender No. RA/236
Attachment: RFQ for TENDER NO. Tender No. RA236.PDF.z (contains "RFQ for TENDER NO. Tender No. RA236.exe")

AgentTesla SMTP exfil server:
mail.enmark.com.my:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/10153/
Detection(s):
SecuriteInfo.com.Win32.GenKryptik.ELRL.1456.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.CryptInjector
Create hunting rule
Status:
Malicious
First seen:
2020-06-14 10:30:07 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wfthutxofiie4mx5sby2nxro4j3djuxbqe2qwmu5ld2uwev5feyq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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a3cae0aae6bb5a0d6b4710e161925a315fd3ef4a5bfef88eea9fee94b35874d4
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a9abad7f4aace35de5651f437a83f47787606345d04ea63426db6a7a9b02ba5e
AgentTesla
+ 11'084 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/201109-53yckt8xln/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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

z fd184c8a07d4ca4090470665b86b9c1d0eb522727e13842240ccb8c9f80ce23e

AgentTesla

Executable exe b1667a4eee2a104e32fd9071a6de2ee27634d2e181350b329d58f54b12bd2931

(this sample)

  
Dropped by
MD5 89f2228d0766c0a0b4e54c3b0b454cfd
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 fd184c8a07d4ca4090470665b86b9c1d0eb522727e13842240ccb8c9f80ce23e
Cape
Cape
https://www.capesandbox.com/analysis/10153/

Comments