MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 733b9a08b05ec70c7ac0d28dd9b9e832c85e668342fffe880e0e2ab5222de082. 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: 733b9a08b05ec70c7ac0d28dd9b9e832c85e668342fffe880e0e2ab5222de082
SHA3-384 hash: 18071ac4ed14008889cf104435d9b4ef0514563ff311ceb58e39be77109f774f5aee5b224b3a186fed17b2978ec143c2
SHA1 hash: 7c84cccde8386d7d98c88262ef18da08ec7f35c8
MD5 hash: 09fb27dca2ecbb5c57550e50473b3c21
humanhash: zulu-hotel-red-west
File name:scanned .pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:412'160 bytes
First seen:2020-05-13 06:07:31 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 12288:JEHNH9lMkSSvbk/zwt8xHfzCf1VHNv9neG/Ld:KHNH9lMhikL4ubwVXeyd
Threatray 11'421 similar samples on MalwareBazaar
TLSH FF94126F32A9183FCE1801F6B55241C847F956FB6BC2E3E5CC8185EA64D7FC6090259B
Reporter abuse_ch
Tags:AgentTesla DHL exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: omsmarineservices.com
Sending IP: 209.58.149.73
From: DHL EXPRESS<john.ong@omsmarineservices.com>
Subject: DHL COURIER : SHIPPING DOCUMENTS
Attachment: scanned .pdf.iso (contains "scanned .pdf.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR.14113.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-12 23:56:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=om5zucfql3dqy6wa2kg5topiglef4zudil775caobyvlkirn4cba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
206963538310d62ce955a7b9faf81f5cf97052debc932d18c779ece742aa30f5
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4aeded46b92aeea959a9f7f8315dae9d9ddd3725cb6ff0a01df1820e11ebd2a2
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4c247b8c2dd30ae28d1bb49828ae301e3f21e39d207258aa20f9e6ae3e56cc6d
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4faa4683bd7134b0823bd0f04f894136bab28fb33f6163f803d08b6dd80a36c2
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826c58de5e811796f7b77ea72b19c0e5bb61d08b51c08ad4277820eea897a613
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9ee4015e77250f861a3c3868a074de25eddfa3e6a2dbd159be7d61ee65513aa0
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bc33d0face20153ffe1ebf0c3e9043894633a624d8e4214084c292e353777f46
AgentTesla
e33e7df590b962e8806a1a543ab6a8f7419e6b7d307f6ec25572cdc56b52217d
AgentTesla
+ 11'411 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-lg6vmhgna2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
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.

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

iso d127547db797617eef8a8565b774285aa9dba9135cf5097c9aabca1b07557102

AgentTesla

Executable exe 733b9a08b05ec70c7ac0d28dd9b9e832c85e668342fffe880e0e2ab5222de082

(this sample)

  
Dropped by
MD5 88a8e48b0a1d5b86eb82d01a6d38cc2c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d127547db797617eef8a8565b774285aa9dba9135cf5097c9aabca1b07557102

Comments