MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 02fd540169425f4f71bab994c4f1faf127f56a272e8dfb547fa0e74375bab6a6. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
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SHA256 hash: 02fd540169425f4f71bab994c4f1faf127f56a272e8dfb547fa0e74375bab6a6
SHA3-384 hash: e58ecdaabbd9201d3f8754849534653563a08736a6adad6f74ca53f860aead4e509ecba2ca15f208e6c023ba02a5b070
SHA1 hash: 873f19fb99b44b0d9305d8a61cc830318a7a0b08
MD5 hash: ecf3b5822fe3d32fb5ab317cce2a580a
humanhash: monkey-table-moon-one
File name:ooo.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:697'856 bytes
First seen:2021-03-17 17:03:02 UTC
Last seen:2021-03-17 18:46:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:6+F8tBHNkzdg/tMoH7iR1INc9UjqOUiBqgfQ76+p84W+S1citTfeWcTHQ2fHHmgI:GU0qMSkjmWcBfmghFK9olXkm
TLSH C8E4F04C66A89697D46A53BD15E671E0DB7662160C11FFFE088610CA0D23BB1CA837FF
Reporter info_sec_ca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
orderspecification013#9000#.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-17 17:02:57 UTC
Tags:
exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/6d3c9d70-22ac-4ee9-b1d0-9c40c9f9e4f7

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/124582/
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.25.30221.29267.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Moving of the original file
Enabling autorun by creating a file
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/642515
Signature
.NET source code contains very large array initializations
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
May check the online IP address of the machine
Moves itself to temp directory
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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 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 ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file 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: 370227 Sample: ooo.exe Startdate: 17/03/2021 Architecture: WINDOWS Score: 100 58 Found malware configuration 2->58 60 Multi AV Scanner detection for dropped file 2->60 62 Sigma detected: Scheduled temp file as task from temp location 2->62 64 8 other signatures 2->64 7 ooo.exe 6 2->7         started        11 YYtJku.exe 5 2->11         started        13 YYtJku.exe 2 2->13         started        process3 file4 38 C:\Users\user\AppData\Roaming\OtoaHYybI.exe, PE32 7->38 dropped 40 C:\Users\user\AppData\Local\...\tmpD17A.tmp, XML 7->40 dropped 42 C:\Users\user\AppData\Local\...\ooo.exe.log, ASCII 7->42 dropped 66 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->66 68 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->68 70 Uses schtasks.exe or at.exe to add and modify task schedules 7->70 15 ooo.exe 17 5 7->15         started        20 schtasks.exe 1 7->20         started        22 ooo.exe 7->22         started        72 Multi AV Scanner detection for dropped file 11->72 74 Machine Learning detection for dropped file 11->74 76 Injects a PE file into a foreign processes 11->76 24 schtasks.exe 1 11->24         started        26 YYtJku.exe 2 11->26         started        28 YYtJku.exe 11->28         started        signatures5 process6 dnsIp7 44 smtp.yandex.com 15->44 46 api.ipify.org 15->46 34 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 15->34 dropped 36 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 15->36 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->48 50 Moves itself to temp directory 15->50 52 Tries to steal Mail credentials (via file access) 15->52 56 3 other signatures 15->56 30 conhost.exe 20->30         started        32 conhost.exe 24->32         started        file8 54 May check the online IP address of the machine 46->54 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/02fd540169425f4f71bab994c4f1faf127f56a272e8dfb547fa0e74375bab6a6/
Threat name:
ByteCode-MSIL.Infostealer.Stelega
Create hunting rule
Status:
Malicious
First seen:
2021-03-17 14:19:09 UTC
AV detection:
18 of 27 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=al6vialjijpu64n2xgkmj4p26et7k2rhf2g7wvd7udtug5n2w2ta._file
Verdict:
unknown
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210317-kh9nxq3bxe/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
02fd540169425f4f71bab994c4f1faf127f56a272e8dfb547fa0e74375bab6a6
MD5 hash:
ecf3b5822fe3d32fb5ab317cce2a580a
SHA1 hash:
873f19fb99b44b0d9305d8a61cc830318a7a0b08
Link:
https://www.unpac.me/results/d58b76b3-d3fb-412c-82c4-192c2f7ca3bd/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/02fd540169425f4f71bab994c4f1faf127f56a272e8dfb547fa0e74375bab6a6

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Web download

AgentTesla

Executable exe 02fd540169425f4f71bab994c4f1faf127f56a272e8dfb547fa0e74375bab6a6

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/124582/
  
URLhaus
https://urlhaus.abuse.ch/url/1073619/
  
Delivery method
Distributed via web download

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