MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4c3c994e1b56b45e57e747cdd6a78cf9d0b735d169538b499ec94b1670f0b99. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c4c3c994e1b56b45e57e747cdd6a78cf9d0b735d169538b499ec94b1670f0b99
SHA3-384 hash: 176d3cb994d78dcbd722500d33dabab44403bc15c143a00b0c7ea07eed4c86263592e6d42847e921a4360071f73bbf6c
SHA1 hash: b0efb359996ae4b4483b4d87bc06abbd0507e004
MD5 hash: 0dce6cefc5f4789e2de33966a61b1015
humanhash: cardinal-moon-quiet-oxygen
File name:SENKERE.txt.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:391'168 bytes
First seen:2020-08-28 21:17:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 6144:S0ycCfD3NI3MUaDAV50YTbxBGns1famh784TB2haTWxpUVbNl5GEXggECU60q:S0Or3NI8UDVmSzDZ78W2cTKqpl5zX/Jn
Threatray 9'827 similar samples on MalwareBazaar
TLSH 1584289D3B88FA02F23D8D3786D1563046B1E1834A02D74F6EC49FEC6A527CD6D4A396
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
75
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/52601/
Detection(s):
Win.Malware.AgentTesla-7660762-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Reading critical registry keys
Sending a UDP request
Setting a keyboard event handler
Stealing user critical data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/454036
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c4c3c994e1b56b45e57e747cdd6a78cf9d0b735d169538b499ec94b1670f0b99/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2020-08-28 21:17:11 UTC
File Type:
PE (.Net Exe)
AV detection:
25 of 29 (86.21%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ytb4tfhbwvvulzl6or6n22tyz6oqw425c2ktrnez5sklczypbomq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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1dc42296af9ef7fa6fb9f894947b9547b964ff2926894bb2b52a09283b7a4b60
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3a0ec7cfe8c3b287eec7baeb9d1a2d9bd4827db3c30181100dd64cc324e7fca2
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4aba472bffc408315c06d8d015ac5241175d6ccfea8c3c04065ba64eccd94cfb
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71146568c5f7e1bc849a6f73bf08ba68c14e73fcaf049da083879f15a2cecc44
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8f2a715a89dde2c6853044e121824b188bee2125f5747d529a4f4463c4cc1ecd
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aae624caec254144105749a9b12bde61f77415ce28c9f28cc2bfebf0fcbff1f9
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ccac5881ca9beeead13f5c7f05b289e9d3013a9eea7ce8a087dcb0aade9a60e2
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d3168e892cc0eac2e010fa380fd64aae8c55acddb06344b543a6fb0cc05e8dd3
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d879634ca1e48e52e87c2c8df38336588a584a27794dd96068f69cd2ccbf0456
AgentTesla
+ 9'817 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer family:agenttesla
Link:
https://tria.ge/reports/200828-c1ezaj35bs/
Behaviour
AgentTesla Payload
Agenttesla family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c4c3c994e1b56b45e57e747cdd6a78cf9d0b735d169538b499ec94b1670f0b99

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/52601/

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