MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a580662c9234f0bd298d4a5b9152f42f047c7be63f9b570614c0118f8b6afc4. 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: 5a580662c9234f0bd298d4a5b9152f42f047c7be63f9b570614c0118f8b6afc4
SHA3-384 hash: 6b5e6e378433fb04753e44a3980581b3cc3e1fd6f33567cba686f12b72cb55ee84cafa531198618d03bb1560feee877e
SHA1 hash: 0539c1ce614f86f915bac0fe595f23ff40bbf92b
MD5 hash: cad959cdccc7daaf39b4c4ca444c533e
humanhash: six-wyoming-monkey-bakerloo
File name:cad959cdccc7daaf39b4c4ca444c533e.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:545'792 bytes
First seen:2020-05-18 08:16:00 UTC
Last seen:2020-05-18 09:19:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:ymwbPk2OkXsMB9SjOuX1OKcCXUSY1N63EfT37xPGPhR1tI6JpMO9M9aEVCi:l0lZ0jRO59n
Threatray 10'565 similar samples on MalwareBazaar
TLSH 0DC49DAD725076DFC86BC936CEA92C64EA20747B530BD203901325AE9E0D697DF146F3
Reporter abuse_ch
Tags:AgentTesla exe


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

Intelligence

File Origin
# of uploads :
2
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.hc.16722.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-18 12:21:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ljmamywjenhqxuuy2ss3sfjpilyepr56mp43k4dbjqarr6fwv7ca._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
595326dac30807128a4e02eba50b7b26797f836796852f75dc6bbd32e955f5e0
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5adb192079fbc16f4631d3e5c894d9bec1ed384e7be85742c4f076760eb64a0f
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7b7b7e762458db8467138460218261f14ab8da3fb629ca23cd6f6c110bbfed46
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b557884e69cbfcae02528a9e04363d4c61e358f7f81a285a5ea758df8f02bb63
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bcaf5698e3d5291c284e0ea40deec27e69c4942049f1c90a4e334e066485dfa9
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dcbfc03cfe9523c25ab335f599cebcbbe8f2439ef7ab973aa9ec0330e4e7d11f
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eda02fbb1dc0c0fe2555b90f4073e05f821ff7ccc92547a669e19bd551dc7693
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f487b1470f157315ed68f5a0dbc18eee681fd55569333eae8007dfce573063d5
AgentTesla
+ 10'555 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-3c1wffvkan/
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
rezer0
AgentTesla
CoreEntity .NET Packer
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

Executable exe 5a580662c9234f0bd298d4a5b9152f42f047c7be63f9b570614c0118f8b6afc4

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments