MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c. 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: 19


Intelligence 19 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c
SHA3-384 hash: 446cb31f0f811a49f21e95783c41cef11a264ac60dd2fcdc748413147b744e006c18eceabe051a2eec62d5924ffbf515
SHA1 hash: 5c58000efa10e380a70aee873b10d845020a797d
MD5 hash: 2a1eca55b51eeca53dbba0ba00f3c553
humanhash: rugby-quebec-sad-minnesota
File name:RFQ_New_Order_13600.1.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'108'992 bytes
First seen:2026-06-01 02:56:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'007 x AgentTesla, 19'914 x Formbook, 12'332 x SnakeKeylogger)
ssdeep 24576:xAtO+L08+gL4/7jbBQpBtpuXdTGfHZq6XHHvS2t9PoY:xAtO1dnHbBQpRCdSZqU6+9
Threatray 3'723 similar samples on MalwareBazaar
TLSH T11C3512557799CB42C8E21BB85930E77613796E8CE620C72B5EF6BCDF78643062A0C253
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon f0d88e8c4d86c2f0 (1 x AgentTesla, 1 x Formbook)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
148
Origin country :
CH CH
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/cd91c5f8-333b-453b-bab7-ab63c5d88adc/
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
_8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c.exe
Verdict:
Malicious activity
Analysis date:
2026-06-01 02:59:26 UTC
Tags:
auto-reg ip-check evasion stealer ultravnc rmm-tool agenttesla
Link:
https://app.any.run/tasks/ee4d7046-7179-44dc-af05-cad05c7f8269

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/68637/
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a1cf5165a2e3b5e58e4d474
Tags:
micro shell lien hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending an HTTP GET request
Reading critical registry keys
Launching a service
Changing a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed vbnet
Link:
https://www.filescan.io/uploads/6a1cf51146e44aecc0c78faf/reports/57d7a8f3-088b-46c3-b98b-5f8bafa1c51a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-31T23:37:00Z UTC
Last seen:
2026-05-31T23:54:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/35d43337-2022-4741-824b-61ab6f43fe1a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1920850
Signature
Adds a directory exclusion to Windows Defender
AI detected malicious Powershell script
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Creates an autostart registry key pointing to binary in C:\Windows
Creates autostart registry keys with suspicious values (likely registry only malware)
Found malware configuration
Found Tor onion address
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses TOR for connection hidding
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1920850 Sample: RFQ_New_Order_13600.1.exe Startdate: 01/06/2026 Architecture: WINDOWS Score: 100 39 mail.onionmail.org 2->39 41 ip-api.com 2->41 49 Suricata IDS alerts for network traffic 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 57 16 other signatures 2->57 8 RFQ_New_Order_13600.1.exe 1 6 2->8         started        12 powershell.exe 19 2->12         started        signatures3 55 Uses TOR for connection hidding 39->55 process4 file5 35 C:\Users\user\AppData\Roaming35RyunnrF.exe, PE32 8->35 dropped 37 C:\Users\user\AppData\...\vswifybvoki.ps1, ASCII 8->37 dropped 59 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->59 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->61 63 Creates autostart registry keys with suspicious values (likely registry only malware) 8->63 65 5 other signatures 8->65 14 RFQ_New_Order_13600.1.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 RFQ_New_Order_13600.1.exe 8->20         started        22 NRyunnrF.exe 5 12->22         started        25 conhost.exe 12->25         started        signatures6 process7 dnsIp8 43 mail.onionmail.org 5.189.162.105, 25 CONTABODE United Kingdom 14->43 45 ip-api.com 208.95.112.1, 49718, 80 TUT-AS-TotalUptimeTechnologiesLLCUS United States 14->45 47 2 other IPs or domains 14->47 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->67 69 Tries to steal Mail credentials (via file / registry access) 14->69 71 Found Tor onion address 14->71 77 2 other signatures 14->77 73 Loading BitLocker PowerShell Module 18->73 27 WmiPrvSE.exe 18->27         started        29 conhost.exe 18->29         started        33 C:\Windows\Temp\1z1rgzup.inf, Windows 22->33 dropped 75 Multi AV Scanner detection for dropped file 22->75 31 cmstp.exe 22->31         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c
Gathering data
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rre7vnbgyphrzu6dsmzlr4uhzecj7je5w5qpopbb5esbx6sxjwoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
494b7386dd15192888bf519e0f72d74597f20d03835bf567756096627df6325b
AgentTesla
8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c
AgentTesla
9a69ad1b616d4cd2d475b2d4ddf98f3446ea9da715cb1ec7ac263c1f853eeae1
AgentTesla
a0f64f3bb700ae9170efc662301196fe5d635dbbc72985164537a87602d6bf16
AgentTesla
c0f929fbda0636928fd4d45a72103f40cd108145c67d8b7e5d53485665cea25d
AgentTesla
error
AgentTesla
+ 3'713 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection discovery execution keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/260601-dfsklaby5w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Family: AgentTesla
Unpacked files
SH256 hash:
8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c
MD5 hash:
2a1eca55b51eeca53dbba0ba00f3c553
SHA1 hash:
5c58000efa10e380a70aee873b10d845020a797d
Link:
https://www.unpac.me/results/c8dfa4df-f56a-42fb-ac77-1c4c1541ad31/
SH256 hash:
3a02a8093fc8d2f703e713208488367b1f05096d96abf84113d45dc9b0618fd6
MD5 hash:
6c9c1a18a146b6e1c0cbb6e7bcc85001
SHA1 hash:
ae58d457a4556cb54e74be148f389bafefbf4290
Link:
https://www.unpac.me/results/c8dfa4df-f56a-42fb-ac77-1c4c1541ad31/
SH256 hash:
8a9b90111fec106d68dd4c23b644b9bd7eb61a71fc67cd1e2cdfb9133224c379
MD5 hash:
618848b675dd36627ed562c4a18ae436
SHA1 hash:
b446d05ac0c73e12c9d8ed9e463a3a4269a70621
Detections:
win_agent_tesla_g2
Create hunting rule
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/c8dfa4df-f56a-42fb-ac77-1c4c1541ad31/
Parent samples :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 hash:
e2820c4f23b1fcb7ac45a2929a2f42a98d141faef440b122bfba035a7dcb0e94
MD5 hash:
48e2d5e402fbac6f2f5a392ba0c2e490
SHA1 hash:
fc8588709200ec5fbd8ae28cf7d6eab284de8048
Link:
https://www.unpac.me/results/c8dfa4df-f56a-42fb-ac77-1c4c1541ad31/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8c49fab426c3/report/overview.html
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/8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 8c49fab426c3cf1cd3c39332b8f287c9049fa49db760f73c21e9241bfa574d9c

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/68637/

Comments