MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 49e851015562eb9ae6e3ef89adcb911497e4f68b7be32a6a8b89bbb50b76f367. 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 14 File information Comments

SHA256 hash: 49e851015562eb9ae6e3ef89adcb911497e4f68b7be32a6a8b89bbb50b76f367
SHA3-384 hash: 6498530bc61c39ca8faf4b2c23523e6e6ead90e27a377e0cbe1a3688d91bd0d30e19b46af6d059fc4508a2ff3d2ce30d
SHA1 hash: 58dea8d092e1efa1b8a80c948fc633cbf48b550c
MD5 hash: 5be52f675bc550b10626853abf6a2c06
humanhash: quiet-magnesium-summer-uncle
File name:INVOICES.exe
Download: download sample
Signature AgentTesla
File size:880'128 bytes
First seen:2023-12-06 12:59:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:Imqde8PrKEAtzF1p22HiLFFQzUUybhxxGp/8q:I7dNxAppAnFUchDl
Threatray 2'286 similar samples on MalwareBazaar
TLSH T16F151280B7A9576EE5BAC3F6062562001BBBB46F2D74F71D4D8B60DD1A29F000B21F67
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter Anonymous
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
321
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
INVOICES.exe
Verdict:
Malicious activity
Analysis date:
2023-12-06 13:03:09 UTC
Tags:
agenttesla stealer

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 file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
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
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
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
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1354586 Sample: INVOICES.exe Startdate: 06/12/2023 Architecture: WINDOWS Score: 100 36 mail.gimpex-imerys.com 2->36 38 gimpex-imerys.com 2->38 42 Snort IDS alert for network traffic 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 10 other signatures 2->48 8 INVOICES.exe 7 2->8         started        12 qisxFtGbSdXp.exe 5 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\qisxFtGbSdXp.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmpC6B8.tmp, XML 8->34 dropped 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->50 52 Uses schtasks.exe or at.exe to add and modify task schedules 8->52 54 Adds a directory exclusion to Windows Defender 8->54 14 INVOICES.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        56 Multi AV Scanner detection for dropped file 12->56 58 Machine Learning detection for dropped file 12->58 60 Injects a PE file into a foreign processes 12->60 22 qisxFtGbSdXp.exe 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 40 gimpex-imerys.com 5.100.152.24, 49714, 49715, 587 PUBLIC-DOMAIN-REGISTRYUS United Kingdom 14->40 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        62 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->62 64 Tries to steal Mail credentials (via file / registry access) 22->64 66 Tries to harvest and steal browser information (history, passwords, etc) 22->66 30 conhost.exe 24->30         started        signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-12-05 14:43:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
30
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
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 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:
4a35390eaa5a0b63a425e13d7f9cc53c434974518588b90db938c68fd4bd4cd4
MD5 hash:
a7f90e9b2e52a930225bf7348deb9646
SHA1 hash:
fe62a037af9e65a088b98591255e075d7fdf48ce
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
SH256 hash:
ff4d70a5a9a634e7f2a2ffc9f9b581d558bdfeecaf0cac5614a751e8a4556bd0
MD5 hash:
97917f9c5ca4e38b0e83fa4982d8f364
SHA1 hash:
a79bb0f903b0df5b5044187f04a9896d919587db
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:
8d742280ea1a7ca97e660c0b9922e29740995e50c6a7d3025dba82ac608afb93
MD5 hash:
ba7be74474725eaf92d29c7ba6b34f4e
SHA1 hash:
103a2f005caab05bfeee00688ed6f5e902e7ad09
SH256 hash:
49e851015562eb9ae6e3ef89adcb911497e4f68b7be32a6a8b89bbb50b76f367
MD5 hash:
5be52f675bc550b10626853abf6a2c06
SHA1 hash:
58dea8d092e1efa1b8a80c948fc633cbf48b550c
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: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

File information


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

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