MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b97f1856ca2a73be0f0d2f3af4711cc76cd0ed2f1bfd5c70af6d8d250b02c3b. 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: 4b97f1856ca2a73be0f0d2f3af4711cc76cd0ed2f1bfd5c70af6d8d250b02c3b
SHA3-384 hash: 55093c9ee663760cef579097178de959174c561b7ecb80ec0e53a69b59e16bbfe8e0ff2329802ea2aaf6663803690bec
SHA1 hash: d4afab369dfe3bc14614b914246a81922ba1f0d2
MD5 hash: 05dfa5ea29f25686d3466aaa7230aa56
humanhash: wyoming-alpha-eight-alabama
File name:Inquiry Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:486'400 bytes
First seen:2020-06-05 10:15:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:TLuN17vfIpLwfaJ65n7Gahc8Iprb70GnLvofCKDV5iYXoT8goC/WVt/TXB4:VwCJ69GQGnLACKniYq/WXTXB4
Threatray 10'593 similar samples on MalwareBazaar
TLSH E7A4E08C31687F5FC8BE4BF598A6296013F0217B532BF2469C8364D94A6DFC28E591D3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: m97175.mail.qiye.163.com
Sending IP: 220.181.97.175
From: Sales Manager-G&C <sales2-zm@camco.cn>
Subject: New Order for steel pipe (05-06-2020)
Attachment: Inquiry Order.rar (contains "Inquiry Order.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 06:38:27 UTC
AV detection:
27 of 31 (87.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jol7dblmukttxyhq2lz26ryrzr3m2dws6g75lryk63mneufqfq5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1561967cff081a9b139de45a82e6a61e2f5b01834d4666f2fc88cf0c52220268
AgentTesla
397dd4bc6657e428ed2b5d3bcf09d3409d943796cfe5d096583c85ff8a3340b1
AgentTesla
39c515aecf42295136801c4a1a847d80bc8269ad5cf20c512af98a020cd7a699
AgentTesla
3a632ffacb961b5f6d075395013be5162b65cddec7cf9f2229f12ce84fc7a213
AgentTesla
4cfa54b4b97d2f12a225b24eb37c89312976f77f48cfa5da3ecd8dcf4a21ec90
AgentTesla
6d6eb640a5ed74ff6f53040b3ce6aee62a54991a9f177a71ad540e4c63d49be1
AgentTesla
8a537505ec668cf353931413aa389f5a5eacabb6469f04dcabfe0b7acff721d9
AgentTesla
95aa3a1503e68851a57de64294791d3cc97584bf89b27586be513a24abe1ef2b
AgentTesla
bf0608df4ec33356cccf0af528cb8272bae2d3e86fc46ef5b80da38c92e77176
AgentTesla
de7172d5a714ddfb1da598299b059e35e322088eb01d4457a5d3f8de3a414861
AgentTesla
+ 10'583 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-n533wp769a/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
ServiceHost packer
rezer0
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.

f937462afcf9a0aca3e0daecf4dcb6d5

AgentTesla

Executable exe 4b97f1856ca2a73be0f0d2f3af4711cc76cd0ed2f1bfd5c70af6d8d250b02c3b

(this sample)

  
Dropped by
MD5 f937462afcf9a0aca3e0daecf4dcb6d5
  
Delivery method
Distributed via e-mail attachment

Comments