MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 131f3fff31bb1df7e811f4eb38f3e8a5aec66ef9ea6a80c4a4665a677c88a04f. 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: 131f3fff31bb1df7e811f4eb38f3e8a5aec66ef9ea6a80c4a4665a677c88a04f
SHA3-384 hash: 9663f302ffd576aa588f607ee94165538848686566fdde0b10a2bb6002940aee56588e9ddf1d8696ac1a2d43ba46bcbb
SHA1 hash: e5c3c37b43ed350888970a58b0486c617dc8b0f4
MD5 hash: a75b788397647bf2fdb651389854f37f
humanhash: paris-hydrogen-eight-two
File name:a75b788397647bf2fdb651389854f37f.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:842'240 bytes
First seen:2020-06-16 10:55:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 66065bfa6851d704157ac187a0c7b964 (14 x AgentTesla, 4 x Loki, 3 x NanoCore)
ssdeep 12288:2YHdm1fBr+IwICEMytGbPGcbXDbE1Qla6RgVcP/7kvDxul+YOJdexavgoqXlTXcA:2yAiIlCPtfIv9XYUexaFSl7
Threatray 11'170 similar samples on MalwareBazaar
TLSH FC05AF22F2E07437D0731A785D1B6F7899297D192E28BF466FE48F0C4E356B03925A93
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
dutchlogs.us:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/10916/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Win32.Injector.EMJE.18762.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.CryptInjector
Create hunting rule
Status:
Malicious
First seen:
2020-06-15 21:36:03 UTC
AV detection:
29 of 31 (93.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cmpt77zrxmo7p2ar6tvtr47iuwxmm3xz5jvibrfemzngo7eiubhq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
0f40a48444a9c944c02ea8e4917d11b5ece5145c66ba04c3879cbd02396fe68c
AgentTesla
0f75f6670487368f4ba9f5cf419f8f96433a2c4176bd2d07c4a12d0c83963abb
AgentTesla
3ddfcc0ce0a57e7f3131d0ba603d6516f00c6cf94f67e79ab38a7e8f922f74bc
AgentTesla
3de5c485f705f1cdf6088142033fb366aafa369044f74cf5a01a8c3517daa831
AgentTesla
4ab6ba08f5b70640d34d25e89c55a9ff60f42d59b88d51948f07acd8cef1c2b1
AgentTesla
6a7f627bc830ae50b3f45f762361e60b62741a4bf05fd36bdad734fdc6cf57b1
AgentTesla
6b0f2c8d4a8c8883be658db9868b33db30eb73755e4688279c29599eb25c6099
AgentTesla
9a99082664fba770485b23172f61bdd349863e9803d7a01170e1839026c6a0fb
AgentTesla
b82d04c79bfd870dd7024db85a5c3c60827776af6bfd6b73306ceebf72150ba4
AgentTesla
c4c846dfa5755910d28a93a91ecfea8dcde72860fea03da1a47adf9ce65470a1
AgentTesla
+ 11'160 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla persistence
Link:
https://tria.ge/reports/200624-g6j3f3r79x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
UPX packed file
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 131f3fff31bb1df7e811f4eb38f3e8a5aec66ef9ea6a80c4a4665a677c88a04f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/392829/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/10916/

Comments