MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d0539e8f11cef371e3eaea5818978eb76f401db9a17c388a9459c41b96ea20b2. 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 17 File information Comments

SHA256 hash: d0539e8f11cef371e3eaea5818978eb76f401db9a17c388a9459c41b96ea20b2
SHA3-384 hash: 78b792141b9166804ca88c145bd4dbf4a8e7b6b31b02d8e9b09d7352200991a821c6d86a47b67438279d5ab863141d6a
SHA1 hash: 43e9c09b989b86dfd869210c8adf75fd2ab67d17
MD5 hash: 9efe3a01db7c6a78d6cce5db681d2422
humanhash: south-august-two-yankee
File name:Documents for shipping.exe
Download: download sample
Signature AgentTesla
File size:660'480 bytes
First seen:2024-04-17 12:12:30 UTC
Last seen:2024-04-17 13:21:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:gmg8ytvWnONCkDyOr5alduQkGrsEz6Liy+l2cWjoI:6hOnO0SAlNr/xy+lrA
Threatray 384 similar samples on MalwareBazaar
TLSH T1AFE42301A6B82B63CCBD8BFA4D1548201BF6E6269499EB1D5FD075DC44FEF404AA0F1B
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)
Reporter cocaman
Tags:AgentTesla exe Shipping

Intelligence


File Origin
# of uploads :
2
# of downloads :
427
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
d0539e8f11cef371e3eaea5818978eb76f401db9a17c388a9459c41b96ea20b2.exe
Verdict:
Malicious activity
Analysis date:
2024-04-17 12:14:54 UTC
Tags:
stealer agenttesla

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
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
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
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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 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: 1427342 Sample: Documents for shipping.exe Startdate: 17/04/2024 Architecture: WINDOWS Score: 100 42 tabcoeng.ir 2->42 44 mail.tabcoeng.ir 2->44 48 Malicious sample detected (through community Yara rule) 2->48 50 Sigma detected: Scheduled temp file as task from temp location 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 12 other signatures 2->54 8 Documents for shipping.exe 7 2->8         started        12 vzhXlEdFS.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\Roaming\vzhXlEdFS.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmp5DFF.tmp, XML 8->40 dropped 56 Adds a directory exclusion to Windows Defender 8->56 58 Injects a PE file into a foreign processes 8->58 14 Documents for shipping.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 vzhXlEdFS.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 46 tabcoeng.ir 87.236.210.30, 587 ARIAWEBCO-ASIR United Kingdom 14->46 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 browser information (history, passwords, etc) 24->72 36 conhost.exe 26->36         started        signatures9 process10
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2024-04-17 10:15:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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
AgentTesla
Unpacked files
SH256 hash:
1c633f39a192f108f755e0bcf412e8489ad80781f3b7807c80892deb2526ff0d
MD5 hash:
e4b5d57e9e46a4e76075b5b92f71577f
SHA1 hash:
d76dc165724148193c6911cc75fc62c198737d3a
SH256 hash:
3e09fa414fc86812760253e5b6931914064be9c5470443fbac85c58c0dc7fe77
MD5 hash:
db205fca382c6ee86b55e77c322584c2
SHA1 hash:
9f97d558dbe4adbc3bbef25b331abd987a08f76e
SH256 hash:
4bd5b05c232a89a67202830b93366fd44155518435fbf076e89f82e4c1c5927a
MD5 hash:
525e0f9b0f55bf3705450e42df6bb7f7
SHA1 hash:
50cafa1fb97c305d01b4c0780101024846054942
SH256 hash:
1536f29a9bc766ccfe4864570bbf6b6b83df317087d876d9b85540f3490c41eb
MD5 hash:
ad7d1c036b109c2470905d1b6f12cb7f
SHA1 hash:
14bee30ad89b6facab9ce6b86b2ec6465de02b62
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_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
d0539e8f11cef371e3eaea5818978eb76f401db9a17c388a9459c41b96ea20b2
MD5 hash:
9efe3a01db7c6a78d6cce5db681d2422
SHA1 hash:
43e9c09b989b86dfd869210c8adf75fd2ab67d17
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:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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
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
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
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:Windows_Generic_Threat_9f4a80b2
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
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.

Malspam

AgentTesla

Executable exe d0539e8f11cef371e3eaea5818978eb76f401db9a17c388a9459c41b96ea20b2

(this sample)

  
Delivery method
Other

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