MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98. 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: 16


Intelligence 16 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98
SHA3-384 hash: fc3926c2f889c0e3d244e3fe8972f76845374a3876921bbe6bacb24339cba691f05bdc580b705587616c60c6de8dd8db
SHA1 hash: 150d06fca9af67aaa18296744b459cba51adb27d
MD5 hash: f9fae41267c35ecccf2922ed266b2a82
humanhash: comet-apart-uranus-delta
File name:b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98
Download: download sample
Signature AgentTesla
Create hunting rule
File size:988'672 bytes
First seen:2025-05-09 14:23:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:14W8TjI1OnHIe1oMSiDQjDbIgIQTSLj49LUK65s3fZRn97BQxPt:0nHIXMHqDU3QkMYK65MDB8Pt
Threatray 3'648 similar samples on MalwareBazaar
TLSH T1512523ACBBDDC20BC3AE7A794179140603F1CBA71212C759BE8838DB7463BD1991D94B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
337
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98
Verdict:
Malicious activity
Analysis date:
2025-05-10 00:20:16 UTC
Tags:
purecrypter netreactor stealer auto-startup ultravnc rmm-tool agenttesla
Link:
https://app.any.run/tasks/5a53b12c-8657-4126-8a5f-1434bbf1b373

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681e11564a59e5a2ce035bbb
Tags:
agenttesla autorun
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% directory
Using the Windows Management Instrumentation requests
Creating a window
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
loki obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/681e1010d95f3e34e96539b7/reports/460ef67d-0b76-446f-a05c-3d35e6225a9a/overview
Verdict:
Malicious
Labled as:
Ransom.Loki.Generic
Link:
https://www.hybrid-analysis.com/sample/b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/abfb39a1-9225-4c99-9b22-c4a990837d19
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1685535
Signature
.NET source code contains potential unpacker
Drops VBS files to the startup folder
Encrypted powershell cmdline option found
Found malware configuration
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)
Sigma detected: Drops script at startup location
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: WScript or CScript Dropper
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 ipconfig to lookup or modify the Windows network settings
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1685535 Sample: 6A0xzI340H.exe Startdate: 09/05/2025 Architecture: WINDOWS Score: 100 60 mail.iaa-airferight.com 2->60 80 Found malware configuration 2->80 82 Malicious sample detected (through community Yara rule) 2->82 84 Multi AV Scanner detection for submitted file 2->84 86 10 other signatures 2->86 9 6A0xzI340H.exe 6 2->9         started        13 wscript.exe 1 2->13         started        signatures3 process4 file5 54 C:\Users\user\AppData\Roaming\pop.exe, PE32 9->54 dropped 56 C:\Users\user\...\pop.exe:Zone.Identifier, ASCII 9->56 dropped 58 C:\Users\user\AppData\Roaming\...\pop.vbs, ASCII 9->58 dropped 96 Drops VBS files to the startup folder 9->96 98 Encrypted powershell cmdline option found 9->98 100 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->100 15 InstallUtil.exe 2 9->15         started        19 powershell.exe 23 9->19         started        21 cmd.exe 1 9->21         started        23 cmd.exe 1 9->23         started        102 Windows Scripting host queries suspicious COM object (likely to drop second stage) 13->102 25 pop.exe 3 13->25         started        signatures6 process7 dnsIp8 62 mail.iaa-airferight.com 46.175.148.58, 25 ASLAGIDKOM-NETUA Ukraine 15->62 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->64 66 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->66 68 Tries to steal Mail credentials (via file / registry access) 15->68 70 Loading BitLocker PowerShell Module 19->70 27 conhost.exe 19->27         started        29 WmiPrvSE.exe 19->29         started        72 Uses ipconfig to lookup or modify the Windows network settings 21->72 31 conhost.exe 21->31         started        33 ipconfig.exe 1 21->33         started        35 conhost.exe 23->35         started        37 ipconfig.exe 1 23->37         started        74 Multi AV Scanner detection for dropped file 25->74 76 Writes to foreign memory regions 25->76 78 Injects a PE file into a foreign processes 25->78 39 InstallUtil.exe 25->39         started        42 cmd.exe 25->42         started        44 cmd.exe 25->44         started        signatures9 process10 signatures11 88 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 39->88 90 Tries to steal Mail credentials (via file / registry access) 39->90 92 Tries to harvest and steal ftp login credentials 39->92 94 Tries to harvest and steal browser information (history, passwords, etc) 39->94 46 conhost.exe 42->46         started        48 ipconfig.exe 42->48         started        50 conhost.exe 44->50         started        52 ipconfig.exe 44->52         started        process12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98/
Threat name:
ByteCode-MSIL.Trojan.PureLogStealer
Create hunting rule
Status:
Malicious
First seen:
2025-04-25 00:40:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
30 of 37 (81.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=www3iidctuneeksm4tzyhhzajntyyrwwczbvjewqz7jonee7r2ma._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0c81dacc3052737225ca5c8f49411ee34ec21530b33946b972e38a483d61c5ac
AgentTesla
3ec5faa6aec2047d9e190157b3361a593ea590f14a80b42d22f4492ef68e48e7
AgentTesla
4568453d8e6838ec1f2e1dd9cfe87b257aa7bcbebb888c3b3c8c0514afb74b91
AgentTesla
617aad709ac7d66890968766cc4b21481d268624d5505963058e7fa10748a57c
AgentTesla
+ 3'638 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery keylogger spyware stealer trojan
Link:
https://tria.ge/reports/250509-rqt33avyg1/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
AgentTesla
Agenttesla family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0eda54f6-e8d1-4628-93b1-87a93b500634
Unpacked files
SH256 hash:
b5adb420629d1a422a4ce4f3839f204b678c46d616435492d0cfd2e6909f8e98
MD5 hash:
f9fae41267c35ecccf2922ed266b2a82
SHA1 hash:
150d06fca9af67aaa18296744b459cba51adb27d
Link:
https://www.unpac.me/results/48d45a34-da06-4574-ad32-c05b9d6f1783/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b5adb420629d/report/overview.html
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: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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments