MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40c2c761bdc8603d5bc7c0ef1668a16b7a6a9de062268418e53c8b399fa33adb. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40c2c761bdc8603d5bc7c0ef1668a16b7a6a9de062268418e53c8b399fa33adb
SHA3-384 hash: d78994dcacf446000b66f12339335fc70d86593e83d68d7be86eb419bc519e95268a36a05d8e4d934b3c16b0f2a91e31
SHA1 hash: 244054c432b355b8cbddd0ce3928e72b684a59ef
MD5 hash: 305169143f17a668f43eba80eba3e4b7
humanhash: aspen-april-quebec-queen
File name:Invoice 2078654.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:598'016 bytes
First seen:2020-07-07 09:55:03 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:I5Qn6k/fXDQ79gXYptj5G2CA7x/DpzuI3Owa2BitS9jzzSgFdryCd/3UBkOw6yts:I5Q6k/fXUmg2OjqqQ6esnExnym7
Threatray 11'264 similar samples on MalwareBazaar
TLSH F8D4D0527101D901C2E95A3BC9CF48140B7CAD1179A2DF2ABE9A32AD5D327E7DC0A5CF
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: slot0.fundscript.xyz
Sending IP: 45.95.169.179
From: info@fundscript.xyz
Reply-To: info@fundscript.xyz
Subject: Conclusion of Goods
Attachment: pictures and Invoice.zip (contains "Invoice 2078654.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22195/
Detection(s):
SecuriteInfo.com.Variant.Ursu.938965.24815.29629.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40c2c761bdc8603d5bc7c0ef1668a16b7a6a9de062268418e53c8b399fa33adb/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 08:29:36 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=idbmoyn5zbqd2w6hydxrm2fbnn5gvhpamitiighfhsftth5dhlnq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1cc84d3c06c9a283218310ac6d69e7161fd7605339b78035747c6f51021475ff
AgentTesla
3e31c103c8910624b968fe4f2208a000926adf7683129640f4b8fbff421892a7
AgentTesla
40cf3214cd412e73955af3a64b3e61691ec44f3ee6bd8031ea37e69dce07b393
AgentTesla
4fd96327aca2d44216adea947c36d2913c82929fc2c124750322f13ae99262ba
AgentTesla
5004ddebb8208233115a8d92bfd8c710935057d24c64e06e46eb91d39e72398a
AgentTesla
617f52ba8f361126b4d51e0d28189bc66f9ec3a2f1a5d4c955f34cd0e97a7343
AgentTesla
7ff7d2d37922c9178d419045bc6a983841cc5760de3a03907b34c5a7e3691d38
AgentTesla
8247e9152d0b43ffa80b4c82843bb0903043841c8b9c855ff312461f6443faf4
AgentTesla
de44283f7ccd395563808b6959085c30fad50e32d8a016b201c492f1f92e41d6
AgentTesla
eb4a1e0dfb62e335b264c6b244619683a8e0decf3ddb9d4c0b0fee8b7dff23d0
AgentTesla
+ 11'254 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/200707-5t37s23g5a/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
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

Matiex

zip da6761f510410bffddc3d88f53c4a63f2be0c56eee45e5c8f2d82081d84d14d3

AgentTesla

Executable exe 40c2c761bdc8603d5bc7c0ef1668a16b7a6a9de062268418e53c8b399fa33adb

(this sample)

  
Dropped by
MD5 67f49e016549b9c96cb1c66da62b38d1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 da6761f510410bffddc3d88f53c4a63f2be0c56eee45e5c8f2d82081d84d14d3
Cape
Cape
https://www.capesandbox.com/analysis/22195/

Comments