MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 caaa4cc129eafbe57a597050e290a56fc724309017bb28276e53f2f1496bf1db. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: caaa4cc129eafbe57a597050e290a56fc724309017bb28276e53f2f1496bf1db
SHA3-384 hash: 0144f80156db36ad42a91dd16d22125c0c6bd4d30e142fa58d7b911020086c89ca22cbf79e3baa25617415ec34ed0e8c
SHA1 hash: fc61df4c2c91fc0985d6efd8ead3210f5936e7b3
MD5 hash: ae4e6d5d77d778c2f3b7ddcd7ca8b572
humanhash: december-robin-timing-early
File name:Invoice 20200407.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:534'528 bytes
First seen:2020-05-06 19:09:49 UTC
Last seen:2020-05-06 20:21:09 UTC
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:wj75DGHl5YbdoBAFDe9jWGvXnq62P6bq72O5k:kXKAde9j9v3qMp
Threatray 10'664 similar samples on MalwareBazaar
TLSH 44B4CFAD722071EFC86BD472DE986C78EA6164BB431B4217906744EEED4D987CF240F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gloryship.com
Sending IP: 197.185.102.233
From: Ivy Lin <ivy.li@gloryship.com>
Reply-To: ivy.li@gloryship.com
Subject: Paid Invoice
Attachment: Invoice 20200407.zip (contains "Invoice 20200407.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
90
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.5106.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-06 19:37:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zkvezqjj5l56k6szobiofeffn7dsimeqc65sqj3okpzpcsll6hnq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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c706f368dbef31f72b1014d16a23f3f69abdbad6f62571e6325930c549afda2c
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d0b87c89ca8f853d80565f7381435da6801641f2083e3011dcaefa278c402785
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d2048d1b0af0bd608e5b31595b0c95e4afba9d6f89c8739698f732b46ede2a98
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d6966bdc03399a2691eeba985de79e0a35558b9a40d7e10ea149e06c0508c108
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ea2e7ec387cf91e0ad3d44c01b25adc702061e93b66d21f8b3dd1eab812045f9
AgentTesla
+ 10'654 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-ej1sjdyl8j/
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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip acaafec2c66c3ce56515b130be895f92127e7ab8da15f4f46c08c4a9374b796e

AgentTesla

Executable exe caaa4cc129eafbe57a597050e290a56fc724309017bb28276e53f2f1496bf1db

(this sample)

  
Dropped by
MD5 412d6ac8072ca72973e55923d45c40ee
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 acaafec2c66c3ce56515b130be895f92127e7ab8da15f4f46c08c4a9374b796e

Comments