MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 451272be369040a26afa6486ac83279b54d324201fa9fb8b0aaa57fab595ceba. 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: 451272be369040a26afa6486ac83279b54d324201fa9fb8b0aaa57fab595ceba
SHA3-384 hash: 5369470aea43cdac2721766c4a54c0e9f88cdcdc39b171bb674bcc2ee3eebb73cbe33680ee13a468b047a8f4ef73f945
SHA1 hash: c371e1fbf90545a5aa91c17f0d46537f81911d3d
MD5 hash: b2b52865a1a7ba9296722f19e8742176
humanhash: three-triple-finch-happy
File name:PO213633.xlsx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:670'720 bytes
First seen:2020-06-08 07:01:11 UTC
Last seen:Never
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:ZaUPSR6VEJD6LpnkvuN7p3fI8SmGxmEMzLBI4AIcqOncnf2hG8:ZaUG6VEt6EQVPt1zVI4AZncnK
Threatray 11'205 similar samples on MalwareBazaar
TLSH 21E45C397B85A925D23C067350E55691B3B2E5833E02C70F39DA57ACAF063CE271636E
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: hartfield.xyz
Sending IP: 83.166.243.64
From: BISION TRADING CORPORATION <emmas@hartfield.xyz>
Reply-To: kate.wang@aus-home.com
Subject: New Order PO2136633--1*40HQ
Attachment: PO213633.xlsx.gz (contains "PO213633.xlsx.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 07:03:04 UTC
AV detection:
24 of 30 (80.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=iujhfprwsbake2x2msdkzazhtnkngjbad6u7xcykvjl7vnmvz25a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
534b616da9a48f2d2b2c28f3ee28c17e574479a9ec9d1c3182ba40daccdaca76
AgentTesla
61bff8d9b21330892bfc05bb7781cc1ccc4ba4af876600bfd657da800a608def
AgentTesla
775b8898cd9e81c13e9602412bf958020123c83086caad6b644a866037d331ea
AgentTesla
7815b27fca27429b09059eda7dfe2f60012d73463ab15b95d6eb624f1f7681ff
AgentTesla
866994689b3cf0a400a4f252fe0f5e599a79569179b127b42b8c004a317d74a3
AgentTesla
aff6a40316f31ad9bbd1316e546e2f700ddc7dca8072fb5a1da105591791e625
AgentTesla
b1c09c15d613331cc3a2ced58766909b1b3ccfbf7b6d352f3212a44b84226634
AgentTesla
ce3042a91e52973326599b1d3fb755d7bda08c62e7a8f201d54ef6e33a4d5655
AgentTesla
d77811b038e2343af8a15693039baaee12d850219c9642ab49613b589d781153
AgentTesla
e2d41ea113d27dfc5db3bf7e40794fc95ba9ee7775128e6204c7c3ce13861f01
AgentTesla
+ 11'195 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla agilenet keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-4g8sqemhq6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla Payload
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

gz 1729fe9ba92290170b19d5364116df9bdc2ff8ab511c4c3a348483f509ccc7f4

AgentTesla

Executable exe 451272be369040a26afa6486ac83279b54d324201fa9fb8b0aaa57fab595ceba

(this sample)

  
Dropped by
MD5 f2e612cc4e6f3bfe0f0592ab4bfbc674
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 1729fe9ba92290170b19d5364116df9bdc2ff8ab511c4c3a348483f509ccc7f4

Comments