MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86. 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: 20


Intelligence 20 IOCs YARA 5 File information Comments

SHA256 hash: 4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86
SHA3-384 hash: 14975b103a277a9fe9e59625cf3c315b58aa059a3e0641cee8d5b2078c7296ba3e8cf660469e8b2a37cfe6789fde6693
SHA1 hash: 30780fa47a2f022102755d4b33cf429d25a893bb
MD5 hash: 4204cc89996eedd07e48b855fdfdc773
humanhash: kitten-river-apart-salami
File name:Payment Slip -21501120100258.bat
Download: download sample
Signature AgentTesla
File size:706'048 bytes
First seen:2024-09-05 13:20:19 UTC
Last seen:2024-09-06 07:15:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:tRo1nSVygJA6psrecYWyiKRPTCHDP/8dlgTsL0czZgFwQLr0hKH:tRo1SVVAWs4riAPTCHTYggZgCq+K
Threatray 2'723 similar samples on MalwareBazaar
TLSH T150E401984A86E523C2455B390E72F2BD277C5EDDB801C3135FEDAEABBD32D164C28191
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
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
File icon (PE):PE icon
dhash icon 3000717171710020 (2 x SnakeKeylogger, 2 x AgentTesla)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
418
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
Payment Slip -21501120100258.bat
Verdict:
Malicious activity
Analysis date:
2024-09-05 13:22:37 UTC
Tags:
stealer smtp exfiltration agenttesla

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Execution Infostealer Network Stealth Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Connection attempt
Sending a custom TCP request
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for 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)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1504903 Sample: Payment Slip -2150112010025... Startdate: 05/09/2024 Architecture: WINDOWS Score: 100 46 cp8nl.hyperhost.ua 2->46 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Sigma detected: Scheduled temp file as task from temp location 2->54 56 13 other signatures 2->56 8 Payment Slip -21501120100258.bat.exe 7 2->8         started        12 VzxWktexVIFRzv.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\...\VzxWktexVIFRzv.exe, PE32 8->38 dropped 40 C:\...\VzxWktexVIFRzv.exe:Zone.Identifier, ASCII 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmpB8C4.tmp, XML 8->42 dropped 44 Payment Slip -21501120100258.bat.exe.log, ASCII 8->44 dropped 58 Adds a directory exclusion to Windows Defender 8->58 14 Payment Slip -21501120100258.bat.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        22 schtasks.exe 1 8->22         started        60 Multi AV Scanner detection for dropped file 12->60 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->62 64 Machine Learning detection for dropped file 12->64 24 VzxWktexVIFRzv.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 48 cp8nl.hyperhost.ua 185.174.175.187, 49713, 49716, 587 ITLDC-NLUA Ukraine 14->48 66 Loading BitLocker PowerShell Module 18->66 28 conhost.exe 18->28         started        30 WmiPrvSE.exe 18->30         started        32 conhost.exe 20->32         started        34 conhost.exe 22->34         started        68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->68 70 Tries to steal Mail credentials (via file / registry access) 24->70 72 Tries to harvest and steal ftp login credentials 24->72 74 Tries to harvest and steal browser information (history, passwords, etc) 24->74 36 conhost.exe 26->36         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-09-05 00:51:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla credential_access discovery execution keylogger spyware stealer trojan
Behaviour
Scheduled Task/Job: Scheduled Task
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
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
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
67a0de3288a4d5f4680292d5cd29fb9c3a2ceff2ea2fda77e90f7fa1be2d7697
MD5 hash:
54d4ce4ea35d8d49b4a54b4790cd848d
SHA1 hash:
39779e850e0c32cf25f0a6e679e46cd9ce59940e
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24 SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
2a3b43109c0726974a706cc8788d1720158b38b80c4d2d1bb8c45d1a813b2eb6
MD5 hash:
015442d02ab9c596e679c4756f2b3dd2
SHA1 hash:
38096a2771650565c4d717620386b81de4fee13b
Detections:
AgentTesla win_agent_tesla_g2 Agenttesla_type2
SH256 hash:
d648411a0ea96e9a8930a3ba7c72e27492b889f7be8762aad3e984d1f1b19703
MD5 hash:
517dba87840e03fcc9add7c1110a32ee
SHA1 hash:
2c188c0a3b02459cd50dee7407eee19058d7212f
SH256 hash:
4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86
MD5 hash:
4204cc89996eedd07e48b855fdfdc773
SHA1 hash:
30780fa47a2f022102755d4b33cf429d25a893bb
Malware family:
AgentTesla
Verdict:
Malicious
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
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Malspam

AgentTesla

Executable exe 4c06d00bd2ccb64a93bb8019bbea91c83e4f6931d7c7fdc2469545a0a93a9c86

(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 (HIGH_ENTROPY_VA)high

Comments