MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee
SHA3-384 hash: a6e5f2e01bac0c3d0f5fc7f6db60162031d5ae2d3eb874d2a2cf0f2e6c151cf8f4c47f42140a3aa46cde4d35b28b2c06
SHA1 hash: c851d174c267357a544940d5a0cf66fa17603b46
MD5 hash: 355db74680c1b1700a22223513fa3379
humanhash: salami-four-six-edward
File name:HOU34ED23E.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:942'592 bytes
First seen:2024-04-16 12:30:14 UTC
Last seen:2024-04-16 13:27:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:Z6KlknteFTuzB2nEmad19ThM+3vgNxv9f1OQacaq9wChAwfAtWifcnFmaJm180Hh:wqUe1uzE9ad19NM+ITdtAwoQ
TLSH T126158CDCB14075DECC1BCF7689642C24A6127C76A73BD10F901B35A8AA2F697CE215E3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 0307612c88000000 (65 x AgentTesla, 47 x RemcosRAT, 9 x MassLogger)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
380
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee.exe
Verdict:
Malicious activity
Analysis date:
2024-04-16 12:32:43 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/cc0fc079-cdaf-4017-b469-7e07a2674b65

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/661e6f8a14ba3ce8289530f2/reports/90e9b4ee-528a-4be6-a617-fea501f1b176/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee
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/c320a2f0-f074-4861-ab0c-da9f6b76147f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1426721
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
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 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: 1426721 Sample: HOU34ED23E.exe Startdate: 16/04/2024 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus / Scanner detection for submitted sample 2->40 42 9 other signatures 2->42 7 HOU34ED23E.exe 7 2->7         started        11 mgyTiKWFmiQDb.exe 5 2->11         started        process3 file4 32 C:\Users\user\AppData\...\mgyTiKWFmiQDb.exe, PE32 7->32 dropped 34 C:\Users\user\AppData\Local\...\tmp1FF6.tmp, XML 7->34 dropped 44 Detected unpacking (changes PE section rights) 7->44 46 Detected unpacking (overwrites its own PE header) 7->46 48 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->48 56 3 other signatures 7->56 13 powershell.exe 22 7->13         started        16 HOU34ED23E.exe 2 7->16         started        18 schtasks.exe 1 7->18         started        50 Antivirus detection for dropped file 11->50 52 Multi AV Scanner detection for dropped file 11->52 54 Machine Learning detection for dropped file 11->54 20 mgyTiKWFmiQDb.exe 2 11->20         started        22 schtasks.exe 1 11->22         started        signatures5 process6 signatures7 58 Loading BitLocker PowerShell Module 13->58 24 WmiPrvSE.exe 13->24         started        26 conhost.exe 13->26         started        28 conhost.exe 18->28         started        60 Tries to steal Mail credentials (via file / registry access) 20->60 62 Tries to harvest and steal browser information (history, passwords, etc) 20->62 30 conhost.exe 22->30         started        process8
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-04-16 01:33:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
28
AV detection:
24 of 38 (63.16%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=c7amkda33m4fsjkcqau5dxf6ghaii5j76cvyyeoixbtbmnbfyxxa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240416-pp2emsca8v/
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 user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
b6febf9364b430f85d1a84ca321dd488abd2e95d0ab184779837fbd0527abf0f
MD5 hash:
ac92340b7c90c154fb183ae88c936899
SHA1 hash:
e9c706901be4cc71ee8eaffd1982fbf5060c1e24
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/7de93296-3d61-459e-903f-3a1f62ee7200/
Parent samples :
e91d389bcd7dbcd63860b1bbe09fbc006880616e113630acb2dff1d5a41efb6a
17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee
bace5005c3325b5d42860b2e94c8569b3a6833a4b7907f3f70672c82c0f48894
b6febf9364b430f85d1a84ca321dd488abd2e95d0ab184779837fbd0527abf0f
SH256 hash:
fd1ecc110c0133a6f1930ad125775ff62f9f93b553b59c075216e73a741526fb
MD5 hash:
8c024b7fa0417a269a8dbf60612275b4
SHA1 hash:
74740bd42df5423238e72ee1292757f35c986fa6
Link:
https://www.unpac.me/results/7de93296-3d61-459e-903f-3a1f62ee7200/
SH256 hash:
373b1e047849e725610a601033e5763122f34528334f1641ccdbec0e522fe605
MD5 hash:
c2b240016a5d186ca9e8678842768ee7
SHA1 hash:
7438870b11b3385be0575fd62e02334e3ac4244e
Link:
https://www.unpac.me/results/7de93296-3d61-459e-903f-3a1f62ee7200/
SH256 hash:
5d3b862b27a5560f64437cb6536329849a21cdf636a5a60903f09e5a26d6e6ae
MD5 hash:
a3e7359f4b2bba12f1351f95d29edaf0
SHA1 hash:
3bde250aa41f4c8bb377611a8da6158265c7d2c5
Link:
https://www.unpac.me/results/7de93296-3d61-459e-903f-3a1f62ee7200/
SH256 hash:
17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee
MD5 hash:
355db74680c1b1700a22223513fa3379
SHA1 hash:
c851d174c267357a544940d5a0cf66fa17603b46
Link:
https://www.unpac.me/results/7de93296-3d61-459e-903f-3a1f62ee7200/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/17c0c50c1bdb/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/17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee

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
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTeslaV5
Create hunting rule
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
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
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
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_Generic_Threat_9f4a80b2
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
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 17c0c50c1bdb385925428029d1dcbe31c084753ff0ab8c11c8b866163425c5ee

(this sample)

  
Delivery method
Distributed via e-mail attachment

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