MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
SHA3-384 hash: a0d79e6b54fc715500d031ab0b8b6ee75a87ef88c3365f30f4c2c762e6f372599d4d389f2d6c8975e73a780ffecedf87
SHA1 hash: c12db994aa1c313bdc89a37d9aaad0c21c6019a0
MD5 hash: d968e6844283d3ab39f87324efc55fe4
humanhash: avocado-william-lamp-mountain
File name:8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
Download: download sample
Signature AgentTesla
Create hunting rule
File size:740'352 bytes
First seen:2023-06-07 12:19:58 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 12288:HKfPSljSjhQUMuVGBI8yCiOuwxoeN537HO:HcQTUMGGBcCiO/tO
Threatray 3'407 similar samples on MalwareBazaar
TLSH T137F45F3D4AA6C9EBC0BBC3F49BCC4A5BF97CD833B4549A2B44960742624164EA1C71DF
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 adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
272
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
Verdict:
Malicious activity
Analysis date:
2023-06-07 12:19:34 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1c4f3568-b647-4dc4-85fa-84ceb6a2b83a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/396461/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67055820.13319.7503.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/648075f45a0066d6c4f7510f/reports/b5519e0d-32f3-43c0-9a29-2403e9ecc7ec/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
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/33635c9a-60f9-4176-9385-aa847abe4221
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1250273
Signature
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
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 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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 883296 Sample: ZR0y6dSOEq.exe Startdate: 07/06/2023 Architecture: WINDOWS Score: 100 60 Found malware configuration 2->60 62 Malicious sample detected (through community Yara rule) 2->62 64 Antivirus / Scanner detection for submitted sample 2->64 66 8 other signatures 2->66 7 ZR0y6dSOEq.exe 6 2->7         started        11 qqtHrPy.exe 5 2->11         started        13 NJLOSe.exe 4 2->13         started        15 NJLOSe.exe 3 2->15         started        process3 file4 46 C:\Users\user\AppData\Roaming\qqtHrPy.exe, PE32 7->46 dropped 48 C:\Users\user\AppData\Local\...\tmpAEB1.tmp, XML 7->48 dropped 50 C:\Users\user\AppData\...\ZR0y6dSOEq.exe.log, ASCII 7->50 dropped 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->76 78 Uses schtasks.exe or at.exe to add and modify task schedules 7->78 80 Injects a PE file into a foreign processes 7->80 17 ZR0y6dSOEq.exe 2 10 7->17         started        22 schtasks.exe 1 7->22         started        82 Antivirus detection for dropped file 11->82 84 Multi AV Scanner detection for dropped file 11->84 86 Machine Learning detection for dropped file 11->86 24 qqtHrPy.exe 11->24         started        26 schtasks.exe 1 11->26         started        28 qqtHrPy.exe 11->28         started        34 2 other processes 11->34 30 NJLOSe.exe 13->30         started        32 schtasks.exe 13->32         started        signatures5 process6 dnsIp7 52 wecaresvc.com 103.138.106.17, 49692, 49693, 49697 ABOVE-AS-APAboveNetCommunicationsTaiwanTW Taiwan; Republic of China (ROC) 17->52 54 mail.wecaresvc.com 17->54 42 C:\Users\user\AppData\Roaming\...42JLOSe.exe, PE32 17->42 dropped 44 C:\Users\user\...44JLOSe.exe:Zone.Identifier, ASCII 17->44 dropped 68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->68 70 Tries to steal Mail credentials (via file / registry access) 17->70 72 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->72 36 conhost.exe 22->36         started        56 mail.wecaresvc.com 24->56 38 conhost.exe 26->38         started        58 mail.wecaresvc.com 30->58 74 Tries to harvest and steal browser information (history, passwords, etc) 30->74 40 conhost.exe 32->40         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-05-16 00:58:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5feaautjmevshuln6k2t3ba74fojxoerxmgtplw7soz7hcz64xa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
07f01993306030d708dc2b5b42d4a6aef41c0c2f597aca066138689a6722a25d
AgentTesla
158d9c5a8c7290c638708e4843cb732e395c1ef4d782e1425220cb54467f27dd
AgentTesla
19ee7b4a940eb1bd1c824ff02ac062e75ee9fa7331e9daf47da2493a17abf875
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3999ae85e06577c12f54b2b716c659836945aa0ca246af9607d27a756f44d194
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470c3ac6350508f77bd2b62e7a41af2dfc518b184f4bc22367f84c3a56987ed6
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4d25ec738f85928f32d25339810540921b92af4c6ec33369a80ad5f0dfb6d07d
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9a8b998ec4ed0d159f2ec5cd79b6d9cf56659ab4e627b797b31b1d0e7fbe9ae5
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cb55fa293a824686db59be3e107726d2091ba56a62092f79e2d47744535e5e94
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cdc9c49e55a2ad25e3f5b03fc03d9e98fb33ea68993033b5ad485d5751501e12
AgentTesla
+ 3'397 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230607-phrlvsag7s/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
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:
a7e471f7bc560488312d57e885bb4cfc423587a0d84abbb3073a820f7cd0e209
MD5 hash:
e7709a907be0cdb6ff7eb99daee97c6c
SHA1 hash:
bb3f6871c40f54070b53947bf6958d410ea8bac1
Link:
https://www.unpac.me/results/09a09ceb-5919-4981-b542-2e2626125477/
SH256 hash:
7b6b370f76afd540a9f12a51f014c853acfa221279956d57f3065e5d142cf2b9
MD5 hash:
82d68addfaf0c324ee0fbf025c6fd246
SHA1 hash:
340c757ac45219042bc9c210aef008f3e6ae1430
Link:
https://www.unpac.me/results/09a09ceb-5919-4981-b542-2e2626125477/
SH256 hash:
9e4807e91eb1620ad4ad466b1dc07722e8112c11fb2f38c6ad97f0be186299c7
MD5 hash:
41acb0649d1d8ec4c51393a4248ae137
SHA1 hash:
32aeb6396f1b043cc069bca2cde0305c12fbb226
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/09a09ceb-5919-4981-b542-2e2626125477/
Parent samples :
07f01993306030d708dc2b5b42d4a6aef41c0c2f597aca066138689a6722a25d
158d9c5a8c7290c638708e4843cb732e395c1ef4d782e1425220cb54467f27dd
8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
SH256 hash:
8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e
MD5 hash:
d968e6844283d3ab39f87324efc55fe4
SHA1 hash:
c12db994aa1c313bdc89a37d9aaad0c21c6019a0
Link:
https://www.unpac.me/results/09a09ceb-5919-4981-b542-2e2626125477/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f4a4002934b/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/8f4a4002934b09591e8b6f95a9ec20ff0ae4ddc48dd869bd76fc9d9f9c59f72e

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:Dotnet_Hidden_Executables_Detect
Create hunting rule
Author:Mehmet Ali Kerimoglu (@CYB3RMX)
Description:This rule detects hidden PE file presence.
Reference:https://github.com/CYB3RMX/Qu1cksc0pe
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.

Cape
Cape
https://www.capesandbox.com/analysis/396461/

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