MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31. 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: 17


Intelligence 17 IOCs YARA 15 File information Comments
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SHA256 hash: 8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31
SHA3-384 hash: 35c40e908383fc1b24a867ac0ef983aafa3c154217bfe940ff699960b8a083d9d93f31d3b7a2ceee1efac0de488da067
SHA1 hash: e67ff8e1a3a1a7ab77a0ce7d1f656ad93f442855
MD5 hash: ab5564715ecfc15a5393068707af9b95
humanhash: spring-hot-hotel-lake
File name:DAP Proforma Invoice,.exe
Download: download sample
Signature AgentTesla
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File size:745'984 bytes
First seen:2024-02-13 09:34:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:8NxEd6zXEljRQSD3sHLC5ekP7rqv0woXseLl+G6pxCDy7G69R3E:8NxcVhSLCAC7rD8eLl+yDyi69q
Threatray 218 similar samples on MalwareBazaar
TLSH T1D6F402153F6DCB22D57927F5C02502F007B1ADAADAA1D3276EC67ECE7875B904A20D0B
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 QUOTATION

Intelligence

File Origin
# of uploads :
1
# of downloads :
318
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
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ID:
1
File name:
8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31.exe
Verdict:
Malicious activity
Analysis date:
2024-02-13 09:35:54 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/30b43856-acc9-4d12-9554-a661dcf467e4

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/475945/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
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Win.Packed.Taskun-10020819-0
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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
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Reading critical registry keys
Forced shutdown of a system process
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65cb37c8bae89e4fdc4d43ef/reports/086c3209-b29c-47d6-bad5-28ae96592768/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8eb72b3e-0c0c-44a1-b5b0-27f7f08e5d4e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1391294
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
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)
Sample uses string decryption to hide its real strings
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1391294 Sample: DAP Proforma Invoice,.exe Startdate: 13/02/2024 Architecture: WINDOWS Score: 100 42 mail.bengalleather.com 2->42 44 api.ipify.org 2->44 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 14 other signatures 2->56 8 DAP Proforma Invoice,.exe 7 2->8         started        12 YCXkVbxBmp.exe 5 2->12         started        signatures3 process4 file5 38 C:\Users\user\AppData\...\YCXkVbxBmp.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmpD848.tmp, XML 8->40 dropped 58 Writes to foreign memory regions 8->58 60 Allocates memory in foreign processes 8->60 62 Adds a directory exclusion to Windows Defender 8->62 14 RegSvcs.exe 15 2 8->14         started        18 RegSvcs.exe 8->18         started        20 powershell.exe 23 8->20         started        26 3 other processes 8->26 64 Multi AV Scanner detection for dropped file 12->64 66 Machine Learning detection for dropped file 12->66 68 Injects a PE file into a foreign processes 12->68 22 RegSvcs.exe 12->22         started        24 schtasks.exe 12->24         started        signatures6 process7 dnsIp8 46 mail.bengalleather.com 192.185.33.8, 49735, 49737, 587 UNIFIEDLAYER-AS-1US United States 14->46 48 api.ipify.org 172.67.74.152, 443, 49734, 49736 CLOUDFLARENETUS United States 14->48 70 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->70 28 conhost.exe 20->28         started        30 WmiPrvSE.exe 20->30         started        72 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->72 74 Tries to steal Mail credentials (via file / registry access) 22->74 76 Tries to harvest and steal browser information (history, passwords, etc) 22->76 32 conhost.exe 24->32         started        34 conhost.exe 26->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2024-02-08 12:12:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r565bhv222cypinvosk5pikwrozdsupfd43g4j76rilrfwsvxiyq._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
Create hunting rule
Similar samples:
0d1f4778654c05805104ccafaec1a5b73d1799e971d63331de668d339545feaa
AgentTesla
50493a0bad941676566a58131684cefe655e9913366257e8f25092f0914eb3fa
AgentTesla
658d1072c3f7acceb9e9b582c5ea2ae076e02941d602d71ffe22812a592e78c8
AgentTesla
e7ffc4214d13d6bec7c08d1ff409516585461baf790bc99ccd1e5d58c7203d11
AgentTesla
+ 208 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/240213-lkb3eaga92/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
bc9aea75000b4df46edfb3d86bdfea8da2594f137197981a99483b3d7dc955ec
MD5 hash:
9410acb7d8dc39aeb7dbc17b690764f2
SHA1 hash:
f8e9c7b52de8da497ba6231bc59900b63cdd50a2
Link:
https://www.unpac.me/results/5a5bae0f-a5d2-4710-ac3a-b0db63e9bdcd/
SH256 hash:
c7e9b41b760700384fd18b6488167b266b7c2cb5acccf24c185383100e37345f
MD5 hash:
2a8da72dc946c2655a9f2f1647bf003c
SHA1 hash:
df7b4348e113570f7ae986d2d2305ffc46186656
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
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INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
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Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
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INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
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INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
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Link:
https://www.unpac.me/results/5a5bae0f-a5d2-4710-ac3a-b0db63e9bdcd/
Parent samples :
2b6b6d4b6814af85d658ca6735b150cbbdc3b0a7a37939a5c6c12b6e36ee4218
8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31
SH256 hash:
7deeadfd85602c77d586313445acbb6f7a76d1ccf742b51d9f3eea34f178b2cd
MD5 hash:
2252ee8e37f1b89df26e0f17fa564ea2
SHA1 hash:
808e4816061723896fc3628749d39ca1da810fa5
Link:
https://www.unpac.me/results/5a5bae0f-a5d2-4710-ac3a-b0db63e9bdcd/
SH256 hash:
a3b82e2d17f660c450ba4dae95a26b906f12626462a4bb9a6c2833071dd9faf5
MD5 hash:
cf3241f04cc546fa617566e84b5c1793
SHA1 hash:
0b9cbe0c45fba268857e11ad4d71105193c19d02
Link:
https://www.unpac.me/results/5a5bae0f-a5d2-4710-ac3a-b0db63e9bdcd/
SH256 hash:
8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31
MD5 hash:
ab5564715ecfc15a5393068707af9b95
SHA1 hash:
e67ff8e1a3a1a7ab77a0ce7d1f656ad93f442855
Link:
https://www.unpac.me/results/5a5bae0f-a5d2-4710-ac3a-b0db63e9bdcd/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f7dd09ebad6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31

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
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Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
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
Create hunting rule
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
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
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Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
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Author:malware-lu
Rule name:NETexecutableMicrosoft
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
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security

File information

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

Malspam

AgentTesla

zip 801d2fb4630f6eddc58ad47e4462cfb388faf47624430bbfc31459ec320e160d

AgentTesla

Executable exe 8f7dd09ebad68587a1b57495d7a1568bb23951e51f366e27fe8a1712da55ba31

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 801d2fb4630f6eddc58ad47e4462cfb388faf47624430bbfc31459ec320e160d
Cape
Cape
https://www.capesandbox.com/analysis/475945/
  
Dropped by
MD5 0caa7fbda0b16120501a986382178037

Comments