MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7c66c4f2c290ea9dfd03b06c9d196448e81a81dbf85f2e85b34858c5dcdb85d. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7c66c4f2c290ea9dfd03b06c9d196448e81a81dbf85f2e85b34858c5dcdb85d
SHA3-384 hash: 5ddafc1a6d8e46413e035921d02523ce351f858f03a7eb0c23c1b06e29769aa0db2b5c419a2c58c92b76b4de4160437d
SHA1 hash: 81e2dc5c225e1a99689979d3b40407be49d282af
MD5 hash: 0b658c8df4ef16787aeb36fd626d1eff
humanhash: timing-wisconsin-nevada-beer
File name:product details.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:664'576 bytes
First seen:2020-07-12 08:07:22 UTC
Last seen:2020-07-12 09:13:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:eFLc2bvsqEtiYDb+YJWRsfNyJCpsM/6Owh4Y0G7fDuqRU29P:eFAssqKTvHvYr79
Threatray 10'712 similar samples on MalwareBazaar
TLSH 2BE43A283EC1A419DD3D0936889969D19B716D873A12CB8F2ACA375C5E33BCB3F16146
Reporter abuse_ch
Tags:AgentTesla scr


Avatar
abuse_ch
AgentTesla SMTP exfil server:
107.152.35.241:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
83
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/24811/
Detection(s):
SecuriteInfo.com.LuhePackedH.30679.24446.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Running batch commands
Launching a process
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a7c66c4f2c290ea9dfd03b06c9d196448e81a81dbf85f2e85b34858c5dcdb85d/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 08:15:20 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u7dgytzmfehktx6qhmdmtumwishidka5x6c7f2c3gscyyxonxboq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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1328e0030337b326a962b3369cc8dd2b474de98267e8e9fdc3684f4e5ecb9984
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1b4edda8f293ac8fba3e2bc1bf84406f61213e1f91f369f344cfcf755867ec6e
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251c55b7c7c02eec9a87eca94bb01f653317ef5d8278aeb2b511194d7057a675
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31198541765ce3c6e0681658d68a3a6ea70a99f484e05bce3e77f57ed55171c7
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54a3195e1eb2acf84a5d65549f7497c30e161c48fc5de9754d99bdd57d1ef4c9
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a72cd506b5fc75c21d24703009cc3e58dbd7bb037bf8afaa9f1585ebc79ed235
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a9103ccf2939a9a9b54d8c50aa993af6fcf3ddda4e0491f1987fe09a83f98ab3
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ac8a58b595935beadffe17dbb536d1a015ff5b1b7681ddae0d781afaa8caa253
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c134ba3043baebc93025b74a07ce9a439ea463fce0a43d4d9ef15d62871e28ce
AgentTesla
+ 10'702 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200712-qyk6d7vyn6/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
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
Drops startup file
Reads data files stored by FTP clients
Loads dropped DLL
Executes dropped EXE
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

Executable exe a7c66c4f2c290ea9dfd03b06c9d196448e81a81dbf85f2e85b34858c5dcdb85d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/24811/

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