MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3850a4a20e894c6b6510b89e84a93c91e48db0a5ae667c913ed212090308c8c. 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: b3850a4a20e894c6b6510b89e84a93c91e48db0a5ae667c913ed212090308c8c
SHA3-384 hash: f72dda82aff541230fa39c9c21fbe885f2cc2fb775c2eb422e2733886aa473a2d0798e57bbcb3a0d41e9f940899580e0
SHA1 hash: bf6b6dbabc3e8a41a34cb6abe3585220656ca55f
MD5 hash: f18bd14e8cdc7139806ca7b034fc4b45
humanhash: vermont-nitrogen-muppet-hotel
File name:RFQ FOR JULY ORDER.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:479'744 bytes
First seen:2020-06-29 07:52:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:GYcFEY4srFsGAn24362zPTaoYjxlgkpVea9allR:cksOB2yFTfegkp4hll
Threatray 10'751 similar samples on MalwareBazaar
TLSH F0A4E05073B98717E8BE87F8196011505BB639277A23E35C9DC030EA5EB67810F9B72B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vega.awedns.com
Sending IP: 101.99.77.51
From: PC LEONG <purchasing@suntongseng.com>
Reply-To: PC LEONG <nealworkrestblades@yahoo.com>
Subject: RFQ FOR JULY ORDER
Attachment: RFQ FOR JULY ORDER.rar (contains "RFQ FOR JULY ORDER.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/16001/
Detection(s):
SecuriteInfo.com.Fareit-FVR97B1CDB35EA0.28661.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b3850a4a20e894c6b6510b89e84a93c91e48db0a5ae667c913ed212090308c8c/
Threat name:
ByteCode-MSIL.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-06-29 07:54:07 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wocqusra5ckmnnsrboe6qsutzeperwyklltgpsit5uqsbebqrsga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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91b0b26682dd9be054ce4fd2eefebc1d10157ea0f08c29d3bee695453b8d7ca6
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AgentTesla
+ 10'741 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/200629-hn4glrt7ax/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email 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

rar 15b121c6bc9422913028b027e5c489a59072561a8085a444b1ccc600d13dac7d

AgentTesla

Executable exe b3850a4a20e894c6b6510b89e84a93c91e48db0a5ae667c913ed212090308c8c

(this sample)

  
Dropped by
MD5 cd12f69e5c3738f9681a642c74f6678e
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/16001/
  
Dropped by
SHA256 15b121c6bc9422913028b027e5c489a59072561a8085a444b1ccc600d13dac7d

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