MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 764faf8d3be8afed56e8c6f98c43de9404f5f835df197dc295d30b134565f82e. 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: 764faf8d3be8afed56e8c6f98c43de9404f5f835df197dc295d30b134565f82e
SHA3-384 hash: ba738f18ad12b26091a68412410299f1ef0dafcf0e1f1218be94ac21a0d8326d54f7b6a13b87c68fe667e785ce5ff6a5
SHA1 hash: a4f5133c3fff61e41e93a2ae7ebcb8ac1e630bf0
MD5 hash: b60a45eb5a4acfd8fb4a48571c328883
humanhash: mike-alpha-finch-oscar
File name:Rebounced Message Body.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:538'624 bytes
First seen:2020-06-04 06:33:21 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 12288:NUWSfsdZHN9PsE2KYnNUonAo1ta474iCayaurz8d10A8IY:ifmZHnP6KYNAo1ta47Ka1uY7E
Threatray 11'322 similar samples on MalwareBazaar
TLSH D1B4D0D2722A58A7C53915F10846994023F4D81D79A6E2DDECD6B7DE04F378206B3F8B
Reporter abuse_ch
Tags:AgentTesla scr


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: 162-144-100-85.unifiedlayer.com
Sending IP: 162.144.38.36
From: Cheil INC <enquiry@oxy99.in>
Reply-To: Cheil INC <enquiry@oxy99.in>
Subject: Enquiry
Attachment: Rebounced Message Body.img (contains "Rebounced Message Body.scr")

AgentTesla SMTP exfil server:
mail.northwestpowdercoating.co.uk:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-04 06:14:00 UTC
AV detection:
19 of 31 (61.29%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ozh27dj35cx62vxiy34yyq66sqcpl6bv34mx3quv2mfrgrlf7axa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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AgentTesla
1583e4f9d42db06490a42d0a0fe911a0e4d390ad07b9b8f2d8245e675dff0a33
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2488817fd7589194d1a7781f8975be361c8153177af6f79c9c5b06960810f05c
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4e774e246fa4dd908e0a00d2eb267adf73e04620de3e7832d9e5d4e7e3b14cfa
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57f1c863e4e30e3daf8c2615372fc1961ec72e92de7b6eab13b08f25656d1530
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7ec2b40879d6be8a8c6b6ba239d5ae547604ad2605de0d2501a4cca25915afa1
AgentTesla
90a3f9c16212982044dbc219b787e1ac251f48dd011a202a8c125dc049c3036a
AgentTesla
abe10a0978abb39e16eba5643ea751bcc4f1361d3daefa62a65daa01eae7ec3d
AgentTesla
c90e8c00718440709f2a708d2144adb877b2908b024e7a94bc20b4f9eb0ee92c
AgentTesla
ca2e54b05185ed7f76ba5ccf9f24a2e607a6322fdbd1acbc37902e4dac015697
AgentTesla
+ 11'312 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-rrqjgry9wj/
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 user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
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.

Malspam

AgentTesla

img 7e7b91e70d3e23a5096de645f26ecb155e05b5e2d3ce94dc425c38758335f63c

AgentTesla

Executable exe 764faf8d3be8afed56e8c6f98c43de9404f5f835df197dc295d30b134565f82e

(this sample)

  
Dropped by
MD5 8be81ac75b15a3abecb1c5a11f89eac9
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 7e7b91e70d3e23a5096de645f26ecb155e05b5e2d3ce94dc425c38758335f63c

Comments