MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75ddb1231411d9081444e739cbfd364249a18a5b7dd44a85d6363250f5d0a6f8. 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: 75ddb1231411d9081444e739cbfd364249a18a5b7dd44a85d6363250f5d0a6f8
SHA3-384 hash: 577c4e60e3e4ce27b20090c3ef136bda4fbb0c4849c828a4d7025a945fba40e3468d581f03b3c88363cf9f1bb16e4c03
SHA1 hash: 7cd56efc38c19bad8f699551fd66afa6e72e7c09
MD5 hash: bb356aaf6f10948ad7110ac5b613ecbd
humanhash: video-social-hotel-wolfram
File name:invoice copy.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:441'344 bytes
First seen:2020-05-22 07:22:30 UTC
Last seen:2020-05-26 12:46:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:ok72DHvOneKlXmnoB9j6/xhkpcOeiCPCZma8Vyv3fxG0:TAHvOnjVwo36/xhkpcKVIyvZ
Threatray 10'715 similar samples on MalwareBazaar
TLSH 2A94021676F8E777E12F87FE90A5402103F8A5325653F76A0ED2A0D669733204F72A93
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: yandex.ru
Sending IP: 95.211.208.58
From: Export Department<ac.general@yandex.ru>
Subject: paid invoice
Attachment: invoice copy.pdf.z (contains "invoice copy.pdf.exe")

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

Intelligence

File Origin
# of uploads :
4
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.48419.17722.31338.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-22 07:26:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
37 of 48 (77.08%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
2c47fd67c3768c03972a8883c7313a4c06445b0c1b92c286abc611820fa33580
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36a03b97c28620a2da908370d7505c714e9863bf3c328152e1a4a69fc40a54e4
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44ba37fc9028cfa910e1ab8b805fa455ba0ba2d6020c6da3971ed61a490513d3
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4a14a153592225bd7b28fdb7dfdcb7dfe59e293ddee5e400187dd930d4b6557a
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672e3f987619a0968785b91fc3e8a824be6f331e9a49859519de5c143d354700
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7b2d50195664f5969a5226885de2718004eabd1d852a4629387960d0c3379464
AgentTesla
9a322022e5b43444c1c3a04a1dc2032a87dab0ae9deafaa2e6b688812a40f67e
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ac53b5d4b8c6078c51fab767ceb317bef2040df1e02165d86254e5e614f67d46
AgentTesla
+ 10'705 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-l9p7tst92e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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

z f7ab4eba6fcc227f1e15b636bfd2163db4146de52e53676e381e6856df8857f7

AgentTesla

Executable exe 75ddb1231411d9081444e739cbfd364249a18a5b7dd44a85d6363250f5d0a6f8

(this sample)

  
Dropped by
MD5 f92960b722411dbf5f31e7010e417ede
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f7ab4eba6fcc227f1e15b636bfd2163db4146de52e53676e381e6856df8857f7

Comments