MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 35a6c90aeed158cbca180d1b3116e6d07cdfdc41731243f01896bec972b99255. 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: 18


Intelligence 18 IOCs YARA 13 File information Comments

SHA256 hash: 35a6c90aeed158cbca180d1b3116e6d07cdfdc41731243f01896bec972b99255
SHA3-384 hash: e53e3f50757ed61bfea58d60211e1633808f20dc46b5fd378f01720bcfbc10558fc6053d014f8da49e613ac553dd3e52
SHA1 hash: ec558f20b22dd594360fd2c31db187aa24968367
MD5 hash: 16a6a8fa735eaff4f3781c9025fc0289
humanhash: yankee-stream-vermont-william
File name:PO55140067.exe
Download: download sample
Signature AgentTesla
File size:1'023'488 bytes
First seen:2025-08-07 12:25:36 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 24576:ReGCoULkDoMAzbXEMWbASvVrFkAb+CXMDgqwWE:RxCoCkDoMAPXNWbfLk++N8qQ
Threatray 10 similar samples on MalwareBazaar
TLSH T11725E01123B88939F5AF4BB96960C0300B72BC16A492D359E6C978DB3CB17D09DFA717
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 threatcat_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
92
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
PO55140067.exe
Verdict:
Malicious activity
Analysis date:
2025-08-07 12:26:42 UTC
Tags:
evasion stealer ultravnc rmm-tool exfiltration smtp agenttesla netreactor

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
agenttesla lien
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Reading critical registry keys
Launching a service
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 bitmap evasive lolbin msbuild obfuscated obfuscated packed packed phishing reconnaissance redline redline regsvcs rezer0 roboski schtasks stego vbc vbnet
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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 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: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1752297 Sample: PO55140067.exe Startdate: 07/08/2025 Architecture: WINDOWS Score: 100 28 mail.mbarieservicesltd.com 2->28 30 ip-api.com 2->30 36 Suricata IDS alerts for network traffic 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 8 other signatures 2->42 8 PO55140067.exe 4 2->8         started        signatures3 process4 file5 26 C:\Users\user\AppData\...\PO55140067.exe.log, ASCII 8->26 dropped 44 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->44 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->46 48 Adds a directory exclusion to Windows Defender 8->48 50 2 other signatures 8->50 12 PO55140067.exe 15 2 8->12         started        16 powershell.exe 23 8->16         started        18 PO55140067.exe 8->18         started        20 3 other processes 8->20 signatures6 process7 dnsIp8 32 mail.mbarieservicesltd.com 199.79.62.115, 49691, 587 PUBLIC-DOMAIN-REGISTRYUS United States 12->32 34 ip-api.com 208.95.112.1, 49690, 80 TUT-ASUS United States 12->34 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->52 54 Tries to steal Mail credentials (via file / registry access) 12->54 56 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 12->56 60 2 other signatures 12->60 58 Loading BitLocker PowerShell Module 16->58 22 conhost.exe 16->22         started        24 WmiPrvSE.exe 16->24         started        signatures9 process10
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable PDB Path PE (Portable Executable) SOS: 0.29 Win 32 Exe x86
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2025-08-07 06:53:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
35a6c90aeed158cbca180d1b3116e6d07cdfdc41731243f01896bec972b99255
MD5 hash:
16a6a8fa735eaff4f3781c9025fc0289
SHA1 hash:
ec558f20b22dd594360fd2c31db187aa24968367
SH256 hash:
0e8ee7e849896041fcce063c126251100c420f9756fc7577ffa78d6e255d6e24
MD5 hash:
16b904ea640ef882348449b1ba10ad70
SHA1 hash:
97e8438eb174298d340f7f3db76186d38161dc0d
Detections:
win_samsam_auto SUSP_OBF_NET_Reactor_Native_Stub_Jan24 MAL_Malware_Imphash_Mar23_1 MetaStealer_NET_Reactor_packer MALWARE_Win_RedLine
SH256 hash:
baf7e9278d3f9f9766e753ca13442893fbb8f641d897d082e5dd33c797da8df6
MD5 hash:
1380fe6e9324596b72e53b6e710e1bae
SHA1 hash:
b83e8ecea6a44872c888d38ec706bca2a4982d44
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24 SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
4db85e479a54fc02b67f8d9ae565cfe8c4d693fb9681b68ddce93ba0900dc146
MD5 hash:
dd4f7305f33db1b18bfd6ef6547d996e
SHA1 hash:
02a710fbaa21bb2abc3399ffa988698c1c33bdeb
Detections:
AgentTesla SUSP_OBF_NET_Reactor_Indicators_Jan24 Agenttesla_type2 INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
SH256 hash:
6f25b64efa6c3595eccd87c8c3a1f5265950b3f64bdcde882338ad9d84712f02
MD5 hash:
8e65d142051e11b9e5366f5f4ed88d9e
SHA1 hash:
1774e43902d92c75f2a6101deda937c9c0117eda
Detections:
AgentTesla SUSP_OBF_NET_Reactor_Indicators_Jan24 Agenttesla_type2 INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MALWARE_Win_RedLine
Author:ditekSHen
Description:Detects RedLine infostealer
Rule name:MAL_Malware_Imphash_Mar23_1
Author:Arnim Rupp
Description:Detects malware by known bad imphash or rich_pe_header_hash
Reference:https://yaraify.abuse.ch/statistics/
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:win_samsam_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information


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

Malspam

AgentTesla

Executable exe 35a6c90aeed158cbca180d1b3116e6d07cdfdc41731243f01896bec972b99255

(this sample)

  
Delivery method
Distributed via e-mail attachment

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