MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f
SHA3-384 hash: c520dcb362d17c9ecb9fdd69540e41f83c1c0503a72608230e30453a02f580c21063a700026aca496827c40e5f88eaba
SHA1 hash: 6cffa978073173da45ce3ca58dc9dc43bb748d72
MD5 hash: 38f35429640dc073d14c3fa8cdda6cd8
humanhash: maine-chicken-louisiana-october
File name:38f35429640dc073d14c3fa8cdda6cd8.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'084'416 bytes
First seen:2023-06-02 13:24:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:7HIf1U9BqmycgiH75Ba03snKxWbtkodEpe5084gPji:qu9Bqmycr7pcnKx+WUEC0N6j
Threatray 3'959 similar samples on MalwareBazaar
TLSH T11E357BAC766575DFC857CD768AA82C74EA64A47A930FC203902305EDDA0DAA7DF101F3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
258
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
38f35429640dc073d14c3fa8cdda6cd8.exe
Verdict:
Malicious activity
Analysis date:
2023-06-02 13:28:59 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/2c302986-77dd-4a26-ad06-b8c41d67ea87

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/394839/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
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
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6479edb5e61069f44ce17b8b/reports/1cb6aeda-dac4-490d-ae06-68f0dc38a8ac/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f
Result
Verdict:
UNKNOWN
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/9254019f-c1cc-46d0-a9c1-e2480e847332
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1247611
Signature
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Found malware configuration
Installs a global keyboard hook
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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 880630 Sample: tp1Iu7zUZy.exe Startdate: 02/06/2023 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 51 4 other signatures 2->51 7 tp1Iu7zUZy.exe 7 2->7         started        11 AhfVzhJ.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\Roaming\AhfVzhJ.exe, PE32 7->33 dropped 35 C:\Users\user\...\AhfVzhJ.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmp12D8.tmp, XML 7->37 dropped 39 C:\Users\user\AppData\...\tp1Iu7zUZy.exe.log, ASCII 7->39 dropped 53 Detected unpacking (changes PE section rights) 7->53 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->55 57 Uses schtasks.exe or at.exe to add and modify task schedules 7->57 59 Adds a directory exclusion to Windows Defender 7->59 13 tp1Iu7zUZy.exe 2 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        61 Antivirus detection for dropped file 11->61 63 Multi AV Scanner detection for dropped file 11->63 65 Machine Learning detection for dropped file 11->65 21 AhfVzhJ.exe 11->21         started        23 schtasks.exe 1 11->23         started        25 AhfVzhJ.exe 11->25         started        signatures5 process6 dnsIp7 41 mail.aalamalbehar.com 185.34.216.213, 49710, 49712, 587 ASN-ROUTELABELNL Netherlands 13->41 43 192.168.2.1 unknown unknown 13->43 67 Installs a global keyboard hook 13->67 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        69 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->69 71 Tries to steal Mail credentials (via file / registry access) 21->71 73 Tries to harvest and steal ftp login credentials 21->73 75 Tries to harvest and steal browser information (history, passwords, etc) 21->75 31 conhost.exe 23->31         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2023-06-02 12:55:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6veaodx3hgbhk47fuzlsyx3hkxfl36xt6sgw6fk22bl3s7zkb6pq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0bf1609dcbb7c573bfce2b0333c56ff2db52dd54fe98a278e57a99b46dbfbe68
AgentTesla
1f2f1746667ecb81ee35f0709ad5ff827d12664c17e05b1c50e7bb92305a18be
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4201e877ac2b8a647439434da82534b0ca5fbf7b6b47c127467e08ede45ce3e4
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64ff25d9b3c43b39f74083320d5bd73c1e4ec4ba7712c66491594557d02ae287
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899407587a2e6e7c29947306df25f2a535f0616c4d1313f045c5b824fcc0a292
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997bd2e38191c4def9366906e95ffbea6a793dc4806dcbf798157e51531cbf31
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aa8af7d536784e3cf37f4a5011112d9ad3eb8d91c5b786ad6ad0ca9a1cdb173f
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c33a4a01c095a0f649625c0af1a6a204fcdad3c75330865210f0d1aad01529a6
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e21548973f158e8fbc7b0cd460019fb0d378ceb55f20a49b6ae346520e1f58b2
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e52f7e186b1cf6ae1dae771ebaa171a1455987d441642c07a180fe359038dbe2
AgentTesla
+ 3'949 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230602-qnyg2abe83/
Behaviour
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
78668aad60b816e966db175fbdf89dd28e2531888226d32fde8132b2da13a8e8
MD5 hash:
70a470c4fa8585460544b03564bcd189
SHA1 hash:
22f21f8f148f3c2b0a4d78427c28c15c23c647ac
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/94fa5180-abd4-4da4-8662-cbc85c89a0bf/
SH256 hash:
f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f
MD5 hash:
38f35429640dc073d14c3fa8cdda6cd8
SHA1 hash:
6cffa978073173da45ce3ca58dc9dc43bb748d72
Link:
https://www.unpac.me/results/94fa5180-abd4-4da4-8662-cbc85c89a0bf/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f548070efb39/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/f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f

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: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.

Web download

AgentTesla

Executable exe f548070efb39827573e5a6572c5f6755cabdfaf3f48d6f155ad057b97f2a0f9f

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/394839/
  
URLhaus
https://urlhaus.abuse.ch/url/2648844/
  
Delivery method
Distributed via web download

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