MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046
SHA3-384 hash: 4bcfabd88ef0ef4bfd2e138e18f8a289f3afd25c4d1e649a0bfdf8c516836f998ff82ede3d5f186b886b912135fdcfce
SHA1 hash: 6d127a508b75173937cd3222974b26d266a7706d
MD5 hash: af3a6d859997312179af2fe70050de16
humanhash: orange-mango-green-july
File name:Shipment Import Invoice & Clearance Documents.xlsx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:548'352 bytes
First seen:2023-08-11 08:53:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:JqTrQaSejL8Z9bHngyXw+PyXkSD2EU8SOJfNvdRdHHZJ4s0IP0YJsI7DEb:JqTrQaSejL8Z9bHgyX62EzzNZHZJ4xt/
Threatray 1'086 similar samples on MalwareBazaar
TLSH T197C4CF39503C87AFEB53DB76E835119222F013A22AF693CCCC7A655F3D79238A2545B1
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) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter Racco42
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
282
Origin country :
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Shipment Import Invoice & Clearance Documents.xlsx.exe
Verdict:
Malicious activity
Analysis date:
2023-08-11 08:57:05 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/d283f6fd-ea4d-4822-975d-e7b8d58ab4e4

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/442096/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
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
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Gathering data
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a788720c-1da6-4bbe-b9cd-6225512a499b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1289904
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to register a low level keyboard hook
Found malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1289904 Sample: Shipment_Import_Invoice_&_C... Startdate: 11/08/2023 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Antivirus / Scanner detection for submitted sample 2->43 45 Sigma detected: Scheduled temp file as task from temp location 2->45 47 8 other signatures 2->47 7 Shipment_Import_Invoice_&_Clearance_Documents.xlsx.exe 7 2->7         started        11 BZtSFDL.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\Roaming\BZtSFDL.exe, PE32 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmpDE36.tmp, XML 7->37 dropped 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->49 51 Contains functionality to register a low level keyboard hook 7->51 53 Uses schtasks.exe or at.exe to add and modify task schedules 7->53 55 Adds a directory exclusion to Windows Defender 7->55 13 Shipment_Import_Invoice_&_Clearance_Documents.xlsx.exe 7 7->13         started        17 powershell.exe 21 7->17         started        19 powershell.exe 7 7->19         started        21 schtasks.exe 1 7->21         started        57 Antivirus detection for dropped file 11->57 59 Multi AV Scanner detection for dropped file 11->59 61 Machine Learning detection for dropped file 11->61 23 BZtSFDL.exe 11->23         started        25 schtasks.exe 11->25         started        signatures5 process6 dnsIp7 39 webmail.gumustaslojistik.com 109.232.216.224, 49700, 49720, 587 AEROTEK-ASTR Turkey 13->39 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        63 Tries to steal Mail credentials (via file / registry access) 23->63 65 Tries to harvest and steal browser information (history, passwords, etc) 23->65 67 Installs a global keyboard hook 23->67 33 conhost.exe 25->33         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046/
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2023-07-17 05:39:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wjce52w3yqq4sswt2fxisxyjpnxx4iqmtmmmmlfl6eved5kpubda._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0a66f915bdd8a4fb6a5ccd21d56c97a0fbf75a5cf534e1bb927c594e0643cb2d
AgentTesla
0b50c21eaf003d03d2106fa01e52ba10d3f7eea769a2112025e2ee309b92850b
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2039b244c42b06c3133712d5ac6819bb3a913fc3fa837c2f533aa9eef6380024
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32efefe7dcbf2ee7a88c9c7e42f95b6bf1d2eac4fde5832d4e61bc29bb204074
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4c5c92dd8f43ed66f1cca431f7cb09c72d5e90202455c88150c0afbe9bae29ec
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598ebcfd70979792ac2c51a66868540c1b55883a325ea593e8195fe56b5da563
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cc3bf74eb7b9b3dcddd481fde6791c38de22d8e7e0badd65c248f1b4cb8b1bbb
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dba87425c7eff12d404688728673f64bc6faf6e62cc4b3801ca18a08fc3214a9
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e9b265ef236137a61a9e6dfd209aab64d9e16543927f162490b00bbb10b043a7
AgentTesla
f34415b4df3cd3bc51418ec3af5c0854ba70f38f421978a283ceba9ce6e67683
AgentTesla
+ 1'076 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230811-ktwbzadh6y/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/d00b9415-74ca-4ba3-a856-3923e8756db2/
SH256 hash:
37e8f4ae7b879bfddbe2f1d11747bd37cf0033e7b7be8c98e3ef9989800b5425
MD5 hash:
b21da6f2b06922654be3c1ba61066536
SHA1 hash:
6e79e1d4a671001ef0d8c4135dcd8f53ca1dd250
Link:
https://www.unpac.me/results/d00b9415-74ca-4ba3-a856-3923e8756db2/
SH256 hash:
5e0c7ccb47282e4211d39dd15b30d693b2e4bd1794b47237d487754637c659bc
MD5 hash:
21c251f98394d336cdab2ba161a8adc1
SHA1 hash:
2bd2223fe0c94ab1176a3a10d3b1ea54867c8ad4
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/d00b9415-74ca-4ba3-a856-3923e8756db2/
Parent samples :
84ebd97fd1765dc6341db835a8dc4cff8edefd8f263f87e7b1c89b9d60167447
53224dc914e12b6a02b83e05380d13298bc3720f93eea15ee6205dc51aa2a948
b3d5a8673c8f0c5b36f92ad6102af3259457c4f0a72f45e11c1841ae26e37845
7a866c4ebda9c535d197ee8768fa8eafd71a54cee7f13556399aa8baaa059974
f3e85ff8e9a2bc8f6b0f0e75c32e1bb79524da94bbb4da00fcf0f86d477c8da9
685c0426486e575b97363649b440198dda823627b0067ab5e07a39aa830863f7
2fcdf9b821c53b19c9fb4004084559c53c699db27a3359a0d811e5f6189dc260
ba7f9aa187f2834a0e730911db8e70b035a93c5bfd1d98306a1b8841ee63d9a8
6e3a3a740b772fed78f6184d63e0d10290ef1d3b5fee540aa12240ec04b64c5d
76d55aec6c6ce78586bcfa2b1ae7e727d9c922ff75a3f2aedc7cba917f793395
30d4e10628f52ed2bdc6bbfba3825fc778898303dabb1f3262b9dadbc0797a70
f3f7dbd241d5960d5da7a86cb410090d8b85dbbfdf2cf17af4e7738399e6860e
b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046
SH256 hash:
3e24c77fe108059f14fe61b8400c5fe023dc2b0ec7c4fe23fa9911681086f7a9
MD5 hash:
a5228b97b33467ac41fac5cac2718252
SHA1 hash:
28bb020c8a53b046fc8e8106f2913e62c5941a0d
Link:
https://www.unpac.me/results/d00b9415-74ca-4ba3-a856-3923e8756db2/
SH256 hash:
b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046
MD5 hash:
af3a6d859997312179af2fe70050de16
SHA1 hash:
6d127a508b75173937cd3222974b26d266a7706d
Link:
https://www.unpac.me/results/d00b9415-74ca-4ba3-a856-3923e8756db2/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b2444eeadbc4/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/b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046

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:AgentTeslaV4
Create hunting rule
Author:Rony (r0ny_123)
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 b2444eeadbc421c94ad3d16e895f097b6f7e220c9b18c62cabf12a41f54fa046

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/442096/

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