MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b62ae8994c57048042c61348dbdd8f8c9dbda4ae0dc627321e584eeceb9e9e23. 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: b62ae8994c57048042c61348dbdd8f8c9dbda4ae0dc627321e584eeceb9e9e23
SHA3-384 hash: 5e3481f28eff187797b90ab7b3ba35ff417c40a7685dfa592b0f15df66bb1cae751f16eba7201cd60f483f9172fa6a40
SHA1 hash: c67432e8a633f991dfbc6fa346996ee9831ad330
MD5 hash: f89e4be98980564d1c6a20e79a5ed71a
humanhash: king-ten-white-connecticut
File name:tYW99BzZ3hUlM1o.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:586'240 bytes
First seen:2020-06-26 00:17:30 UTC
Last seen:2020-06-26 00:47:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:ZrevxKcQuHz2lA3j8V396MrfBp89puviPI:ZrevxKcQuT0+jO39Xz8
Threatray 10'626 similar samples on MalwareBazaar
TLSH C2C46A442E0C5ECECC7BC3F89414A3592E65EC312450ED1D1AFB31AAD53AFC6A5CA5E2
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/14549/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.51050.25459.5937.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b62ae8994c57048042c61348dbdd8f8c9dbda4ae0dc627321e584eeceb9e9e23/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-26 00:19:05 UTC
AV detection:
40 of 48 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wyvorgkmk4ciaqwgcnenxxmprso33jfobxdcomq6lbhoz246tyrq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
04cf53b12dd0bbbd302d1375a761f1bf8de0814022ed03dc270920d2fb1cb670
AgentTesla
1b176bd6e930704b7825d1e4010b3ef70fe135c0a5f457b56c6652df0ec10350
AgentTesla
4f7cbe28e76cbbcd0b554381e0dddc42d29f7ef59716101825addb74a10011fe
AgentTesla
68859b39bf8e3c300407069ca7a4b0928fe552a54b55f57cadbe9184d4e23bdd
AgentTesla
6b0901dc018ef4c90bc7b0dde5278b696a579a818a9ee5cbddb271eecca1b6fc
AgentTesla
8dd103e61c00d73a45a6f3ada98377db7279e0421a1319bac86b78a081c39d4d
AgentTesla
b4d253fd7bee0ac5be341956d6dcce635957111e207bfee5af0fa9067b066bcb
AgentTesla
b8d388272c192d0a4e73fc27d276da94a582cf48328f8884f1e0613170010b5d
AgentTesla
df5986fcb5b6e473947583262fe71a48b644b13c42a2a57cbff970905baf2001
AgentTesla
e11539733ba2b2a3e51e5c03f171566c58900d2b5e41118c6a495d7dbacb2f56
AgentTesla
+ 10'616 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200626-y35d6bjs82/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
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.

Malspam

AgentTesla

zip 382a91eea39fcc9fbd0325a7c6e5628b8ef3a3ef1529208e8d7aadc0cf657d0d

AgentTesla

Executable exe b62ae8994c57048042c61348dbdd8f8c9dbda4ae0dc627321e584eeceb9e9e23

(this sample)

  
Dropped by
MD5 fa440177f7db5fa5d57801463044f654
  
Dropped by
SHA256 382a91eea39fcc9fbd0325a7c6e5628b8ef3a3ef1529208e8d7aadc0cf657d0d
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/14549/

Comments