MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b856aef66bcc89b4619846f245607c688932da69f14ea9526407a14385ad5be2. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b856aef66bcc89b4619846f245607c688932da69f14ea9526407a14385ad5be2
SHA3-384 hash: 86ccd3c991805f49dfe7bfaa74748ff084795a5f26100276ec3e36410fc75bd244d70a5f615f1dcfe58402eafd0cf6a7
SHA1 hash: 616948933d84b9b8e441b1993580adea8b971667
MD5 hash: 614c2a01c95e55f2f0af6ce07646d6bb
humanhash: connecticut-london-four-bacon
File name:P I.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:400'896 bytes
First seen:2020-05-24 07:26:47 UTC
Last seen:2020-05-24 08:47:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 6144:KMvmjle+tJQ3dd++mCpXjkpvXNrxaPBeylJpDUO9i77Cj+EB9tGwd0T1HgpYW2E1:l+tJQ3b++Zc9k5e8XKqXB9vS+BrvR
Threatray 10'606 similar samples on MalwareBazaar
TLSH 858412A936EA535EDE3F9BF64D91746813B0B425646BE70D0DC210E8766FF008A10EE7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: bachishoes-tatainternational.com
Sending IP: 45.137.22.150
From: Kuehne-Nagel L.L.C<santhi.g@bachishoes-tatainternational.com>
Subject: RE:PI with seal and signed
Attachment: P I.GZ (contains "P I.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.fc.413.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-05-24 06:11:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
24 of 31 (77.42%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
139e9e6a7ac4dc481a607e50424d76e1de880282f8e7d151f068afdbe5b9ca61
AgentTesla
23f373877f7e464405b857ef0c110f08a037d6750c3af4b60c16dc709b569c27
AgentTesla
2b0344ec35cc03c39de0c672f1f1a9348ea0cdf264c06864f03a81fe480c8ecf
AgentTesla
3ae088181b16dc2cd40f1bfa5bb107545ca2e0c9ba19d103f04a41ba63e0c194
AgentTesla
5b35fd125611765dd39be84eabf7e934803ddd4d6b3808794f86d0829378d393
AgentTesla
5c40758ef7c9cbb372474f06bf50315669d361634026e9f5cadb4fd73d974184
AgentTesla
771e1fa33b07cab386e1c9ca1a6a264a68bfbcd1b17fa4252a836ac4cd165e0d
AgentTesla
b29ff9fce5bc6dd416237a90d0c64e0b55b145f7a666152966318857ca12e921
AgentTesla
ed1aa53c89a6250abd5ec84f8458338150b89ba617d4ca9b8d1583658a2b44ef
AgentTesla
f062e3eac455d88a826859c5923aa4f64b5741b1826f62043eefcd157947a1cf
AgentTesla
+ 10'596 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-ek595jxczx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
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 7875145bb0231618c104d84bc3cb574eada3a7ce7a18e6ee6cae994b474013e6

AgentTesla

Executable exe b856aef66bcc89b4619846f245607c688932da69f14ea9526407a14385ad5be2

(this sample)

  
Dropped by
MD5 22e213ac2a4baff85f45ce205efe17ce
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 7875145bb0231618c104d84bc3cb574eada3a7ce7a18e6ee6cae994b474013e6

Comments