MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f. 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: 51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f
SHA3-384 hash: 7fbced54c2543fdaca1e46f8b4d3e10193b65599da7c840b8ede87adc97c34c75a4ae57ed80e6031c5cc3e24d06d743e
SHA1 hash: 82a675a66b6e43568a30792a54e29e1dcfa5f99f
MD5 hash: efc72359ebfa94ef05121de4b533cd54
humanhash: leopard-music-iowa-lima
File name:SecuriteInfo.com.Trojan.PackedNET.3148.20446.4326
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'334'784 bytes
First seen:2025-06-04 15:32:12 UTC
Last seen:2025-06-04 16:29:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:LIGZuFA29QfwZsgO4TB5QjNrsE3oGkUv9ifDkg9U44c2C4hKRAXudzl:LJZh4T8CEdkISIgS4N2Qll
Threatray 2'223 similar samples on MalwareBazaar
TLSH T1D855A32431EACF12C43F96F3CBD7E9F5467BAD21DD19A3E725923E8672B0A015981123
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
dhash icon 0f519373d9cc750b (107 x AgentTesla, 20 x AveMariaRAT, 5 x Formbook)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
434
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan.PackedNET.3148.20446.4326
Verdict:
Malicious activity
Analysis date:
2025-06-04 15:55:11 UTC
Tags:
evasion stealer ultravnc rmm-tool auto-reg ftp agenttesla exfiltration
Link:
https://app.any.run/tasks/a4fad9bd-7f23-43f2-b238-308608c94921

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/7315/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6840684507b5e8c1cfe4b247
Tags:
agenttesla lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
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 a custom TCP request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed vbnet
Link:
https://www.filescan.io/uploads/684067ac171e01f95935f7fd/reports/1868ce25-4bd0-4255-812d-f007bfcf6012/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a191a3a8-2363-49e6-8630-bf538338f053
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1706179
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Contains functionality to log keystrokes (.Net Source)
Contains functionality to register a low level keyboard hook
Drops executable to a common third party application directory
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
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)
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 threadpools to delay analysis
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1706179 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 04/06/2025 Architecture: WINDOWS Score: 100 26 s4.serv00.com 2->26 28 pki-goog.l.google.com 2->28 30 2 other IPs or domains 2->30 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 6 other signatures 2->42 7 SecuriteInfo.com.Trojan.PackedNET.3148.20446.4326.exe 3 2->7         started        11 adobe.exe 3 2->11         started        signatures3 process4 file5 20 SecuriteInfo.com.T....20446.4326.exe.log, ASCII 7->20 dropped 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->44 46 Injects a PE file into a foreign processes 7->46 48 Uses threadpools to delay analysis 7->48 13 SecuriteInfo.com.Trojan.PackedNET.3148.20446.4326.exe 16 4 7->13         started        50 Multi AV Scanner detection for dropped file 11->50 52 Contains functionality to register a low level keyboard hook 11->52 18 adobe.exe 14 2 11->18         started        signatures6 process7 dnsIp8 32 s4.serv00.com 213.189.52.181, 21, 49693, 49697 ECO-ATMAN-PLECO-ATMAN-PL Poland 13->32 34 api.ipify.org 104.26.13.205, 443, 49692, 49695 CLOUDFLARENETUS United States 13->34 22 C:\Users\user\AppData\Roaming\...\adobe.exe, PE32 13->22 dropped 24 C:\Users\user\...\adobe.exe:Zone.Identifier, ASCII 13->24 dropped 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->54 56 Tries to steal Mail credentials (via file / registry access) 13->56 58 Drops executable to a common third party application directory 13->58 60 Hides that the sample has been downloaded from the Internet (zone.identifier) 13->60 62 Tries to harvest and steal ftp login credentials 18->62 64 Tries to harvest and steal browser information (history, passwords, etc) 18->64 66 Installs a global keyboard hook 18->66 file9 signatures10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2025-05-27 09:01:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
29 of 38 (76.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kg4wzxxoanai7ysxbltlqggsxxx4rhv3eeiucfky4qddw4ic6r7q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
4689a42871ec936460f31dc0a096dee67adea3989db417eb64a9fe5bf60aa3e9
AgentTesla
58f4dd0cb1c469b277b9fec391285460b2271aa4acacfb3bd68ca2be112c0cca
AgentTesla
998197ce8013806ab8d6442aca63b44c1e9c85af665f73de0dc550a0352696d0
AgentTesla
error
AgentTesla
fd1d2e98f9330621a9ab68c9e949b0a8d400ab7c582e003194f0b01d936b1943
AgentTesla
+ 2'213 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/250604-szkresck2w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: SetClipboardViewer
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
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
AgentTesla
Agenttesla family
Verdict:
Malicious
Tags:
external_ip_lookup
YARA:
n/a
Link:
https://app.threat.zone/submission/6046ede9-ea3e-4c90-833e-023b96fa5bd8
Unpacked files
SH256 hash:
51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f
MD5 hash:
efc72359ebfa94ef05121de4b533cd54
SHA1 hash:
82a675a66b6e43568a30792a54e29e1dcfa5f99f
Link:
https://www.unpac.me/results/b8e212cf-ee7f-456d-ba03-5a40b0ef5237/
SH256 hash:
a4002a41088aba3178c8779a4388f40896543f0d5694562729e66f5e4dd899fd
MD5 hash:
6e0c8d849a1ae2b9cfa9ea70e7a0cd57
SHA1 hash:
24a5e2eea493aafd31f48b0b93e534aaf757db4f
Link:
https://www.unpac.me/results/b8e212cf-ee7f-456d-ba03-5a40b0ef5237/
SH256 hash:
244ae49f741d2c6beff2ea36846399c5441ef640c91f883d1fe67751dcaa72ec
MD5 hash:
be32214cbd67be249b2cea643873a6ae
SHA1 hash:
8d5f19ab5fba07e83adc147639ab572636c0b378
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/b8e212cf-ee7f-456d-ba03-5a40b0ef5237/
SH256 hash:
eedc64b2ce02113012247d4fa5b0b24ab07af2b5ba5503fc5241e5838daaca48
MD5 hash:
71e42b88cb7df022f744454965b9d863
SHA1 hash:
a986006d955e95541db4dc4876f93c38fb7bc823
Detections:
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
MALWARE_Win_AgentTeslaV2
Create hunting rule
Link:
https://www.unpac.me/results/b8e212cf-ee7f-456d-ba03-5a40b0ef5237/
Parent samples :
51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f
eb157afe45c88449ca1a85887d33e8ee0c479a943abb96f89843a399bf1afc9e
78e3f61d27b4cbf403960e4c35aba49799077738549d086ee0a7e371ec9f0ad5
cc6978e06c6e134ad266cb430aea70a52dc22795ad8e82ff5c69df993d1739bc
a8c91a43ab6ee2de15fe46e35a211b3c1c8e7ae4a1c4c28131618944ba8dab64
aa4dc33164ffbf3d444f144ea8d33b5b3189794d9d7437c5211831a475bf0242
b5fec467ca12629af6e1c4d11a26d1da5c62962525012a40a4cf7e6fb30ceb0b
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/51b96cdeee03/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/51b96cdeee03408fe2570ae6b818d2bdefc89ebb2111411558e4063b7102f47f

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_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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.

Cape
Cape
https://www.capesandbox.com/analysis/7315/

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 (HIGH_ENTROPY_VA)high

Comments