MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502. 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: 13

Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash:	c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502
SHA3-384 hash:	744d75deeb599c27e6e4ba51927360c799214ec2977a30456daef8f7191cb6243b52c1635bc9537b6cd08bd43c1e856c
SHA1 hash:	926659ae9810848b933b1640d3d62738ef49da18
MD5 hash:	793ccdad8cb09ff93b1e8593c3c3d514
humanhash:	romeo-double-october-delta
File name:	Invio Ordine accompagnatorio n. 20250428-70611 del 04282025 - C.E.F. Srl.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	554'920 bytes
First seen:	2025-04-28 09:19:51 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 744 x AgentTesla, 441 x GuLoader)
ssdeep	12288:+T5y7gqhg9PadXTzJDNv3KUXF/F1vF6MflzPcGfafT44:+T5yEesy1PPv3l/HvxFED
TLSH	T1FCC423D179B0D67BCCB35BB10D765F3676B68856C8D28787B1202E4C3E1A6818A0F793
TrID	47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10522/11/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	ecd4dcdcccdcdcd4 (2 x GuLoader, 1 x AgentTesla)
Reporter	JAMESWT_WT
Tags:	AgentTesla exe ftp-concaribe-com signed Spam-ITA

Code Signing Certificate

Organisation:	Reincurring
Issuer:	Reincurring
Algorithm:	sha256WithRSAEncryption
Valid from:	2024-11-02T04:17:53Z
Valid to:	2025-11-02T04:17:53Z
Serial number:	4ba571d7aeb1ab01593eb308aea0c70d9c363ded
Thumbprint Algorithm:	SHA256
Thumbprint:	935bca293a2b9da2b9be43d58cdb7e5e76d1499234301beecbb717b593768dbc
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

526

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

InvioOrdineaccompagnatorion.20250428-70611del04282025-C.E.F.Srl.exe

Verdict:

Malicious activity

Analysis date:

2025-04-28 09:23:18 UTC

Tags:

evasion stealer ultravnc rmm-tool agenttesla ftp exfiltration

Link:

https://app.any.run/tasks/b88165a4-d0d9-41a7-b8f8-22dc34201d47

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/4703/

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=680f4905c8b2e86d0ac3b0e8

Tags:

injection obfusc virus

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Creating a file in the %temp% directory

Creating a file in the %AppData% subdirectories

Creating a file in the Windows subdirectories

Delayed reading of the file

Creating a window

Creating a file

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

adaptive-context blackhole installer masquerade microsoft_visual_cc overlay packed signed

Link:

https://www.filescan.io/uploads/680f4851212716475fafdefa/reports/03220fcc-7b47-4c64-90fc-16b2b2cadfc7/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/93926224-9963-4a88-83d9-65d00a8e6db2

Result

Threat name:

AgentTesla, GuLoader

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1676140

Signature

AI detected suspicious PE digital signature

Antivirus / Scanner detection for submitted sample

Found malware configuration

Joe Sandbox ML detected suspicious sample

Multi AV Scanner detection for submitted file

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Switches to a custom stack to bypass stack traces

Tries to detect virtualization through RDTSC time measurements

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 GuLoader

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502/

Threat name:

Win32.Trojan.Guloader

Status:

Malicious

First seen:

2025-04-28 07:58:32 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ysqrqw5iqif3x6o5pfc5zurdabqumzt56l5utxlyt4e7vgmyeuba._file

Result

Malware family:

guloader

Score:

10/10

Tags:

family:agenttesla family:guloader discovery downloader keylogger spyware stealer trojan

Link:

https://tria.ge/reports/250428-lav3jasrw4/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Drops file in Windows directory

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Looks up external IP address via web service

Loads dropped DLL

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

Guloader family

Guloader,Cloudeye

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/220a8051-c2a3-4080-b6a7-97ca67883f11

Unpacked files

SH256 hash:

c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502

MD5 hash:

793ccdad8cb09ff93b1e8593c3c3d514

SHA1 hash:

926659ae9810848b933b1640d3d62738ef49da18

Link:

https://www.unpac.me/results/742d033a-ab02-4688-a3ed-34e0db99dd06/

SH256 hash:

a4ec98011ef99e595912718c1a1bf1aa67bfc2192575729d42f559d01f67b95c

MD5 hash:

d968cb2b98b83c03a9f02dd9b8df97dc

SHA1 hash:

d784c9b7a92dce58a5038beb62a48ff509e166a0

Link:

https://www.unpac.me/results/742d033a-ab02-4688-a3ed-34e0db99dd06/

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/c4a1185ba8820bbbf9dd7945dcd223006146667df2fb49dd789f09fa99982502

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:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	shellcode Create hunting rule
Author:	nex
Description:	Matched shellcode byte patterns

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.

Cape

https://www.capesandbox.com/analysis/4703/

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

ID	Title	Severity
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

Reviews

ID	Capabilities	Evidence
COM_BASE_API	Can Download & Execute components	ole32.dll::CoCreateInstance
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::SetFileSecurityW
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::SHFileOperationW SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessW ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetDiskFreeSpaceW KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::MoveFileW KERNEL32.dll::MoveFileExW
WIN_BASE_USER_API	Retrieves Account Information	ADVAPI32.dll::LookupPrivilegeValueW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::AppendMenuW USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::OpenClipboard USER32.dll::PeekMessageW USER32.dll::CreateWindowExW

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