MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8100e4e4aec4f7f9ca98d640d2c68bfd47f4f7538c041f33157faf8e924d0a74. 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: 8100e4e4aec4f7f9ca98d640d2c68bfd47f4f7538c041f33157faf8e924d0a74
SHA3-384 hash: aaeea7cdb9e01a96b1e07b6c1b966b6dc7c79d2f381a50ad69a01a8bef71eac65b0e904b4bbf4963bcfa95c8c8b5d0c3
SHA1 hash: 83036afbf67fac6220141459a1e67a9dc18dc515
MD5 hash: 01727a09b28fe78b2d958ccafe6a1264
humanhash: uncle-oranges-princess-vegan
File name:DOC-4529464927595.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:987'648 bytes
First seen:2020-07-07 18:25:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:5LXh4U+BHtCO69//s+bdXwHXUNaDugo0whKlXwsHZ/WNNxKhKlXwsHZ/WNNxk5Pv:5zOU+xB69/LbScmwslhtWAslhtW65NV
Threatray 11'084 similar samples on MalwareBazaar
TLSH 7B25BE73E6636E5BCE2A0FF0D03A08244EB76C677564D2DC5DCAB0F54AB33850A92563
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: webmail.cyber.net.pk
Sending IP: 203.101.175.37
From: hameedentr@cyber.net.pk
Subject: Order Request DOC-4529464927595
Attachment: DOC-4529464927595.pdf.gz (contains "DOC-4529464927595.exe")

AgentTesla SMTP exfil server:
smtp.yandex.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/22398/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8100e4e4aec4f7f9ca98d640d2c68bfd47f4f7538c041f33157faf8e924d0a74/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-07 18:26:10 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qeaojzfoyt37tsuy2zanfrul7vd7j52trqcb6myvp6xy5esnbj2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
1d2b14679a8794ddfca09b38774d9b8f432955eb2d6a14cc45c79b009d5077f8
AgentTesla
2211631d24ad36c7dd32602c54da52d1fc5030ff67dc1101b9d14d29e8951e19
AgentTesla
2e5c6ecfef94f9922f152344b96041b85bf2dc01136e921e2d8c644d903b708d
AgentTesla
371a78d5f848b70de0d716586851eec55e92fc1e4e5898943c62c67a99c9e07a
AgentTesla
5e3e18d13dfbde5f8842816a37d596a5c0ef499cadd7b96db278688758c8ebf7
AgentTesla
77cae929decac2069a213256e01ab18f1ccae29a3fee73fb501991b419507e42
AgentTesla
79d97d58dbb9845b2101ad4a03a987b9fc8e937e43b4b9f5bfe3a47f71a6f113
AgentTesla
96425dbadde8f6374899265654e2e0d7e471c756c34dff01f7d5ab08cb0c6a23
AgentTesla
b633d14b6eb77ceeae4348f54df5f0dd430df22e5455862edd2d13bd2d53ef6b
AgentTesla
f51d5ea747751e28a14ea5c32a59d2b2af33bb91c402408312c1baa85054acb3
AgentTesla
+ 11'074 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/200707-8m8mj5gpfs/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads data files stored by FTP clients
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

gz e16b7cec308d88991094f7b668e21f0782f7547456f9ccf2d48239ea5eb8a16f

AgentTesla

Executable exe 8100e4e4aec4f7f9ca98d640d2c68bfd47f4f7538c041f33157faf8e924d0a74

(this sample)

  
Dropped by
MD5 57aef0e3e8c371c5cb8d9d75b5a335a6
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e16b7cec308d88991094f7b668e21f0782f7547456f9ccf2d48239ea5eb8a16f
Cape
Cape
https://www.capesandbox.com/analysis/22398/

Comments