MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d48fc6432fbd06c737a526da3f6c074caf45514c2bb1f1c8a3f7d5a5d37436b. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4d48fc6432fbd06c737a526da3f6c074caf45514c2bb1f1c8a3f7d5a5d37436b
SHA3-384 hash: da44aef82667a86ee51946e0351ef020c698ecc9dce07d0c660dd13bea6fadc25ddc857d13a3a43ada6bdb5edaae3e7c
SHA1 hash: c8b46e0acfbe3059e671cc75b57ae334cfb8faff
MD5 hash: 3d5e63cb273dd660823bba9a8ca69822
humanhash: uranus-sweet-angel-spaghetti
File name:Quotation_pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:907'776 bytes
First seen:2020-08-04 09:32:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 507b3b5b1f6a270893e48e06f2f1033f (5 x AgentTesla, 2 x NanoCore, 2 x MassLogger)
ssdeep 24576:QHGnOMuQqNuWxuQvVZdpDUoauddyWbpHwyso:QhuwlDAud4WOo
Threatray 11'698 similar samples on MalwareBazaar
TLSH EA159E32B2904833C363DA789DDB97749937BE103924B9862BF55C4F5F3968138293A7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: sau-b5ec4-or.servercontrol.com.au
Sending IP: 221.121.145.119
From: CAO DUONG CO LTD <info.caoduong@caoduong.com>
Subject: REQUEST FOR QUOTATION!!
Attachment: Quotation_pdf.gz (contains "Quotation_pdf.exe")

AgentTesla SMTP exfil server:
mail.flood-protection.org:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/38420/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Variant.Zusy.310507.14466.2707.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
Sending a UDP request
Reading critical registry keys
Stealing user critical data
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/408992
Signature
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4d48fc6432fbd06c737a526da3f6c074caf45514c2bb1f1c8a3f7d5a5d37436b/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-08-04 09:34:08 UTC
AV detection:
41 of 48 (85.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jvepyzbs7pigy432kjw2h5waotfpiviuyk5r6hekh56vuxjxinvq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
Similar samples:
059966fad375c8ce66bbb2da74f0c854918f6dba12af2a64cd401c00db0104dd
AgentTesla
1213bf9b96c3be3807bcc5a361f913dda92aa985ab0d09cec4d4b75dd78f6dd1
AgentTesla
30a0f8b6dc30fb3a9e649149d9e92f39b50b4d9c595f9d5c4400c62caad0b7b4
AgentTesla
41f6638f1e6ad1d8aee7d3d0ccd9a39af59e340b2ad2074d25d72dc8556855d6
AgentTesla
4b2ba5e0907fa5c1cbfd980bee03483ccce1d11bdcf924e90de7a7c72ded2ef9
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7dfe71317431ed2042fd9be87563f44312bfb986fbe00597858b29fe94727122
AgentTesla
892c331d3b40e95aa04234c1091296f8e1116c61cbc350cf08cf5771bcead9ac
AgentTesla
b05d95907bad3746cc161aa8bd74c71191a25fc383557fbf754d7c417daeb8f4
AgentTesla
b2c27e47afb94c3bebf71559a6fd0195ad330f4fb126bf7a2002c6c1ba995dd4
AgentTesla
bd88e8167365b27258a2b75475627f6f338c4911a3cb1d3b1150dd44bbd70aa3
AgentTesla
+ 11'688 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200804-l922rvtsyj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
UPX packed file
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4d48fc6432fbd06c737a526da3f6c074caf45514c2bb1f1c8a3f7d5a5d37436b

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 c921ef2da53ac965b9f415febe4d6152c0e4ae3ab2f1b5fd85c82aead3774dcd

AgentTesla

Executable exe 4d48fc6432fbd06c737a526da3f6c074caf45514c2bb1f1c8a3f7d5a5d37436b

(this sample)

  
Dropped by
MD5 632b852df8175363a8f777e60cf4c9a7
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/38420/
  
Dropped by
SHA256 c921ef2da53ac965b9f415febe4d6152c0e4ae3ab2f1b5fd85c82aead3774dcd

Comments