MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81d10af9f4fc92dc27a2ac203e90e53b3e0a47d2581a76c36a215ed84281f46d. 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: 81d10af9f4fc92dc27a2ac203e90e53b3e0a47d2581a76c36a215ed84281f46d
SHA3-384 hash: a5ba4225c3d07956b62f1f18e7904a49f982cf04960e7f4bfebead49ff750bae8d1d2370bb350e638b5a3d4c1fcb8310
SHA1 hash: c62df37aaefa13961a643ad66477f406ba4d7792
MD5 hash: 4f55dd4d018e1fb1e8647c97e27d968f
humanhash: uncle-lima-green-nebraska
File name:Correct Beneficiary name & INVO.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:487'424 bytes
First seen:2020-06-05 10:26:38 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 6144:B9qloet/7ihsIawhIXKToV2CVnAgokdFXWsdga1buyG+0O7P3OfdnhpKP0lc724J:BmaToV9a2qa1T/7PWdn86S3DlQ31OY0
Threatray 10'610 similar samples on MalwareBazaar
TLSH D2A4E1093154BF5FC83E4BF948901D5017B021BB536BF38A8CD368E99A6DB868F099D3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: host.inga-mindnet.com.br
Sending IP: 23.92.68.178
From: RAY/ 李磊 <zach@electriclimefilms.com>
Subject: RE: Draft BL- Shipping document & Loading pictures of Last Shipment
Attachment: Correct Beneficiary name INVO.arj (contains "Correct Beneficiary name & INVO.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 01:20:21 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qhiqv6pu7sjnyj5cvqqd5ehfhm7aur6slanhnq3kefpnqqub6rwq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1cf35b9dfe52fa0c91e35f34048f808cadef2951c23f433d1595b7ad48595b50
AgentTesla
1ed3c42dc55cea08e8c7b5b51ad64246f729865c1c9bb6b34d988f406825e83b
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39c515aecf42295136801c4a1a847d80bc8269ad5cf20c512af98a020cd7a699
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724ad2125f656d76082e67cb6c30ea8976fb01cc2819bb228f83526a33bbc78c
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7b934417ec20eb76c6f671d8447a166792d543d6955d957fe8adaa557043b3f7
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89581b13e744458c0f64ed2f07f464428f28153862ce5594ed875e3d20b43c23
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a527ef285e43baaea32892e0a5cb56b7cbacad289e91aec9d31be07618f28e53
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acec25e33dee791cd6ed4a5078346e4d56eb27987e27278b0d86d3c2600fdce3
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affdc3a0325785212594443bf163340c5d3a68c9243a128aef39e2cbbb3250c2
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b39bfd9c6e2e5ccceeef85ae9eef7ddbbb5e6980f102b3c8fe2e075496a27b2d
AgentTesla
+ 10'600 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-lqy2s96wn2/
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
Adds Run key to start application
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.

e50cce6617c28406d2d7cfb7f09422cb

AgentTesla

Executable exe 81d10af9f4fc92dc27a2ac203e90e53b3e0a47d2581a76c36a215ed84281f46d

(this sample)

  
Dropped by
MD5 e50cce6617c28406d2d7cfb7f09422cb
  
Delivery method
Distributed via e-mail attachment

Comments