MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4e950994387c2d8dd5473be110004b50156454585ce6c72751d4e793b2bfd36. 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: b4e950994387c2d8dd5473be110004b50156454585ce6c72751d4e793b2bfd36
SHA3-384 hash: a3c726aa7be7bc4f2223384b42841e0b7c631f0446f6e56efe3b75c5b2d8d675b6600f062efd8e7387ea35af6abb348d
SHA1 hash: 5065e4c90bad2d13cdcc2c29ea07f10561ea21a6
MD5 hash: d78a6c06b5b2e4ee326f4391839cdc71
humanhash: florida-two-alanine-mars
File name:Original Bill of Landing Docs.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:410'112 bytes
First seen:2020-05-27 18:03:04 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:nddKClsWHlqva1pwFwFXxPgestDERszPW9IqtcnX8nvPwGmD7RhubD21pnCg2fGI:d8va1pdOwRKPEInmwGsw2njaiJk
Threatray 10'676 similar samples on MalwareBazaar
TLSH B3942361427C4750C0AD9EFE54E2CD20FBFA952E3143EBAE6EB932F69A5B3090311457
Reporter abuse_ch
Tags:AgentTesla exe Maersk


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: pranatadwimulia.com
Sending IP: 199.96.83.18
From: Maersk Line <logs@pranatadwimulia.com>
Reply-To: Maersk Line <bemusadonis@gmail.com>
Subject: Original Bill of Lading Shipment Documents
Attachment: Original Bill of Landing Docs.r00 (contains "Original Bill of Landing Docs.exe")

AgentTesla SMTP exfil server:
smtp.equipromax.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.gc.18648.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2020-05-27 18:37:39 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0fbf94a719f66bcd7d5d5a8fe06d509bd4bf09ccc7610d6b08a6eb97136bc84a
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ac6e5dcfea294b4260a82eea6cb2de75eecb7d960f3797163aaaecfd9c95d380
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e4021aa570add67f2b5851726db7b5e96bef884681c81dd8dfc7383948314474
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f5e2764cbde44d86d4b2a73853c98b8e6a9f325f4e187aa1f0af53b9f4844d05
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f8ac7b65c655d5e604540692e17267d64d0056d89dbdd3e3ff3c03db9b602f79
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fe6ae4e601219d9bf84478571167e58466ca08fa917df8407fb5169c69109a72
AgentTesla
+ 10'666 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-f5g6gwdkfe/
Behaviour
Creates scheduled task(s)
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

r00 4096ebdc9b6befa552159c5c0b4483fb38ebe63e2b29229a818398aaf0a5401e

AgentTesla

Executable exe b4e950994387c2d8dd5473be110004b50156454585ce6c72751d4e793b2bfd36

(this sample)

  
Dropped by
MD5 9e353189f9bc90d4e332f3b857cdf0f8
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4096ebdc9b6befa552159c5c0b4483fb38ebe63e2b29229a818398aaf0a5401e

Comments