MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36a4fd77ff4983b39b278c7ddc0279e7f05d81ee965b53cb31a0512af61f8fca. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 36a4fd77ff4983b39b278c7ddc0279e7f05d81ee965b53cb31a0512af61f8fca
SHA3-384 hash: 5a3ef4ce967004d9232af775c9f02a08a6a4673b808243e46513cde6ea59764906c85c2a39c3dc876f981922e6ef417b
SHA1 hash: 27e5d04bbffe02b659925a26c915d2561819673a
MD5 hash: 44121c6dc43f3b42ee63ac3ed9c848bf
humanhash: north-august-nebraska-fish
File name:44121c6dc43f3b42ee63ac3ed9c848bf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:421'888 bytes
First seen:2020-07-10 07:31:54 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:ZolbGJZZcSl+FC8+vd5DkyQ38MhYvEhnLBw7cKXTUU8Omf01Ze6rSg+sqcL/xk:Z2kZCEfD2sMhZfw7cKXTUU86rx+sq4x
Threatray 10'702 similar samples on MalwareBazaar
TLSH 4C94F18432A8B75FC4ABC7F68BA51C145B7524B78367C21A5D5321EE486EBC3CE10B63
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
bh-58.webhostbox.net:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24286/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Creating a file in the %temp% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/36a4fd77ff4983b39b278c7ddc0279e7f05d81ee965b53cb31a0512af61f8fca/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-10 07:33:06 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g2sp2577jgb3hgzhrr65yatz47yf3aposznvhszrubisv5q7r7fa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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3aa145f9e9873605383376b07bf5ec61bce5138cb875b29b706e17a30377dbf8
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59e51498dc405d419b015e54bc0b183c3a81371835cc3ae4f1f1418f9619f2f4
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84f7bbb691b431355264cf4e815bf32281c00efe34805b47b7e8aef84fbe610e
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89847338f5dea9fea90dbd616dea17dfd4321ff2611b099ab0749045a1674e43
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8d9b4ac8385e86b7a40756c1c3d5cb1a7e84cffbb43e242438f8e60ec48e092b
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cd9532fea4c331fed21dd929be9a963c50662e545e38a63fcae56cf13199fead
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de638d68163fe7f49b3371adbe9456b2c2ed2ef5182324e768dc42793591c7de
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e2a8a497678de926dc296bc08df7ff0856130c4812a75adccc0b95d185c9abf3
AgentTesla
+ 10'692 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200710-dkrqat3bxn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
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.

Web download

AgentTesla

Executable exe 36a4fd77ff4983b39b278c7ddc0279e7f05d81ee965b53cb31a0512af61f8fca

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/401191/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/24286/

Comments