MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cdb6f3c91b806fb8c754495fb7fc0600403be90c872122564771f181b611ccec. 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: cdb6f3c91b806fb8c754495fb7fc0600403be90c872122564771f181b611ccec
SHA3-384 hash: 308b90b87e7cb7f78a9ba9204674351686e86f8669076e60966326d19f21404cfadc34e8f565da360fceae06156ac165
SHA1 hash: 5f11e0af5ba500e005fdeacd4594b20b37ea3f7f
MD5 hash: 35d3c961388e8ba2c9078f4ce2d674a5
humanhash: august-six-four-september
File name:Savvikos_65437,pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:478'720 bytes
First seen:2020-06-05 10:27:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:BLdzwqxQ2BEo+t5DldlDaB+AI7A21TWxv:BL1wqxQmF+bDlyIZbWx
Threatray 10'534 similar samples on MalwareBazaar
TLSH A5A4E0493244BBAFC43F4FF548A52C1417B1207B126BF78A9C8364E95A9DFC28B495D3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: s6.paukhost.com
Sending IP: 88.99.110.27
From: Morigi Cesare <info@savvikos.gr>
Subject: Quotazione
Attachment: Savvikos_65437,pdf.iso (contains "Savvikos_65437,pdf.exe")

AgentTesla SMTP exfil server:
mail.privateemail.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 03:01:32 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zw3phsi3qbx3rr2ujfp3p7agabadx2imq4qsevshohyydnqrztwa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1561967cff081a9b139de45a82e6a61e2f5b01834d4666f2fc88cf0c52220268
AgentTesla
397dd4bc6657e428ed2b5d3bcf09d3409d943796cfe5d096583c85ff8a3340b1
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3a632ffacb961b5f6d075395013be5162b65cddec7cf9f2229f12ce84fc7a213
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4cfa54b4b97d2f12a225b24eb37c89312976f77f48cfa5da3ecd8dcf4a21ec90
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6d6eb640a5ed74ff6f53040b3ce6aee62a54991a9f177a71ad540e4c63d49be1
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7399fc107327a8ecb09632fd6380f18e3f7c382675b9be0a2613beb831337096
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8a537505ec668cf353931413aa389f5a5eacabb6469f04dcabfe0b7acff721d9
AgentTesla
b265a179bab6fe80bb3b81544e3f04e285a7b90b17e01bc34881e502aa5bb489
AgentTesla
cc2666dac9601a3ed925c31a2630a8b1278cc12443ce7a962bab57db4d5541b3
AgentTesla
de7172d5a714ddfb1da598299b059e35e322088eb01d4457a5d3f8de3a414861
AgentTesla
+ 10'524 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-45psxwr1c6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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.

0c89951718760fd7583fa0e2e639f8a5

AgentTesla

Executable exe cdb6f3c91b806fb8c754495fb7fc0600403be90c872122564771f181b611ccec

(this sample)

  
Dropped by
MD5 0c89951718760fd7583fa0e2e639f8a5
  
Delivery method
Distributed via e-mail attachment

Comments