MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4. 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 18 File information Comments

SHA256 hash:	605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4
SHA3-384 hash:	7cf2b877c1d61d148ae038c2f0be19bc19c3f8a17daee174aef4aab4ffe2bac051005a4e3e835fa67653fa78061abaab
SHA1 hash:	0bf3cf4714b7b6b353897d8dd6d8fe79cdad6de4
MD5 hash:	3e80930c54a3895fcc365218f5973184
humanhash:	muppet-fifteen-mobile-cardinal
File name:	tempe.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	1'099'776 bytes
First seen:	2024-04-29 14:41:13 UTC
Last seen:	2024-05-09 14:10:54 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	948cc502fe9226992dce9417f952fce3 (1'182 x CredentialFlusher, 446 x Formbook, 231 x AgentTesla)
ssdeep	24576:NqDEvCTbMWu7rQYlBQcBiT6rprG8a5+W86a8L:NTvC/MTQYxsWR7a5Y
Threatray	2'390 similar samples on MalwareBazaar
TLSH	T12B35BF0273D1C062FFAB92334B5AF6515BBC69260123E61F13981DB9BE701B1563E7A3
TrID	68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 12.5% (.EXE) Win64 Executable (generic) (10523/12/4) 6.0% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.4% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):
dhash icon	aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter	malwarelabnet
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

360

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4.exe

Verdict:

Malicious activity

Analysis date:

2024-04-29 14:44:11 UTC

Tags:

evasion agenttesla stealer smtp

Link:

https://app.any.run/tasks/93a82f44-c02d-4f8f-b976-a84b06e0c1bd

Note:

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

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Creating a file in the %temp% directory

Launching a process

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

autoit fingerprint keylogger lolbin packed shell32

Link:

https://www.filescan.io/uploads/662fb1c0c5dabc22b20c4dec/reports/fdb3ae8b-a167-4209-8fe3-1ca7c517846d/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4

Malware family:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/106d4323-681c-4697-8488-2ab27285fdb8

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1433466

Signature

Antivirus detection for URL or domain

Binary is likely a compiled AutoIt script file

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)

Found API chain indicative of sandbox detection

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

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

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)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2024-04-23 03:23:12 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mbmfruecjnri4jhex254nod4qr67u2wjtwz5iuppo6ajqczah62a._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

AgentTesla

7dea1d028135e07900ed820ac9e0ab9a6207906c667736f39a407fff424ce84a

AgentTesla

7e638eba3ebb8495e3205270a8ff7f7e55994c188799fc5b8e31eaf9e318e691

AgentTesla

b079b00c1b21ed95667a8adb41808e9578a95cc5a4700f42d8cec8fe8ad399f9

AgentTesla

fc83bfec2d58dfb71be0fec0c02f69996c5349845dd39c8048b520696003e1fc

AgentTesla

+ 2'380 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger persistence spyware stealer trojan

Link:

https://tria.ge/reports/240429-r21d8add6x/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Adds Run key to start application

Looks up external IP address via web service

AgentTesla

Unpacked files

SH256 hash:

84da57b024c92bc07660ba7ad5230b55ace107c9d8f208115d471bf18ab1e4ed

MD5 hash:

9990e1fde057d1145d3b7fc44adcd907

SHA1 hash:

d0b6593c5fecb0324f1b10cfc18e83787ce89d37

Link:

https://www.unpac.me/results/bcecc883-6eab-48dd-a5f2-8923e63fc2e7/

SH256 hash:

f2b69a6faab7a8a73c35ba9d1d82aac8d56666aa73e96d9f8a3e40d330209091

MD5 hash:

fc63e7e5aa4ce4944b97e9a49bca6d74

SHA1 hash:

087d00c3fd7d58a4884d071653eaffbbd4ec1525

Detections:

AgentTesla

win_agent_tesla_g2

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/bcecc883-6eab-48dd-a5f2-8923e63fc2e7/

Parent samples :

71aebecb72a2f1da69501437a4f77de95eac842a4439df68e66bf2a792c0d5d6
2dd7ca872acd828eeab12c42fb0a2fb96084876164525845d396ae489932aa7a
c1f17712810a4cf0a12284d47e17b97f53edcf818993c50edc076ba3e7d9135d
605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4

SH256 hash:

605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4

MD5 hash:

3e80930c54a3895fcc365218f5973184

SHA1 hash:

0bf3cf4714b7b6b353897d8dd6d8fe79cdad6de4

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/bcecc883-6eab-48dd-a5f2-8923e63fc2e7/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/605858d0824b/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/605858d0824b628e24e4bebbc6b87c847dfa6ac99db3d451ef7780980b203fb4

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:	AgentTeslaV3 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	AgentTeslaV5 Create hunting rule
Author:	ClaudioWayne
Description:	AgentTeslaV5 infostealer payload

Rule name:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many file transfer clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	malware_Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

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

No further information available

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_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::CopySid ADVAPI32.dll::FreeSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetAce
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CoCreateInstanceEx ole32.dll::CoInitializeSecurity ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_API	Can Play Multimedia	WINMM.dll::mciSendStringW WINMM.dll::timeGetTime WINMM.dll::waveOutSetVolume
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AddAce ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW ADVAPI32.dll::CreateProcessWithLogonW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileExW KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW IPHLPAPI.DLL::IcmpCreateFile KERNEL32.dll::CreateFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LogonUserW ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_API	Supports Windows Networking	MPR.dll::WNetAddConnection2W MPR.dll::WNetUseConnectionW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegConnectRegistryW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW
WIN_USER_API	Performs GUI Actions	USER32.dll::BlockInput USER32.dll::CloseDesktop USER32.dll::CreateMenu USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::FindWindowW

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