MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c
SHA3-384 hash: 24d96d63459a3e6279188d828e806ff29b2c5c1a1668ee65e99c65056ef031e5a93ad874e1ab1849053f37a2c76d9de8
SHA1 hash: a1cda85f1fbfab2d7869fbdee564ce74df80c529
MD5 hash: b7f7489e2c1c270552c1755c558d580a
humanhash: minnesota-cardinal-three-nebraska
File name:rquoterequestSTS3780.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:673'280 bytes
First seen:2023-09-25 16:36:28 UTC
Last seen:2023-09-25 17:35:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:PtHRarD61/Fq4ulX5oTfOtk+Y/BuIiGys/zNhUKvRTwHOhQ9+WByP:L4Dk/g4MhXY/BUsZhBwHGQ93UP
TLSH T139E423C423F41B60CCFD6BFB4239A3916B7CA1155E46F30D2CD450B62AA73718AAAD53
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) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter FXOLabs
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
273
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
rquoterequestSTS3780.exe
Verdict:
Malicious activity
Analysis date:
2023-09-25 16:38:53 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/87a430ac-0ac3-43d6-a8ba-aceee2de2478

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Packed2.45724.16055.23719.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed remcos
Link:
https://www.filescan.io/uploads/6511b72f32ffdb7a7a13c157/reports/1c50c3cd-b38d-4733-a567-b267c315d115/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c
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/191ffbc9-1d5e-47e1-b7a7-1460774d205a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1314057
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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
Snort IDS alert for network traffic
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: 1314057 Sample: rquoterequestSTS3780.exe Startdate: 25/09/2023 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic 2->43 45 Found malware configuration 2->45 47 Sigma detected: Scheduled temp file as task from temp location 2->47 49 8 other signatures 2->49 7 rquoterequestSTS3780.exe 7 2->7         started        11 WFzUhpxh.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\Roaming\WFzUhpxh.exe, PE32 7->33 dropped 35 C:\Users\user\AppData\Local\...\tmp1D38.tmp, XML 7->35 dropped 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->51 53 Uses schtasks.exe or at.exe to add and modify task schedules 7->53 55 Adds a directory exclusion to Windows Defender 7->55 13 rquoterequestSTS3780.exe 2 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        57 Multi AV Scanner detection for dropped file 11->57 59 Machine Learning detection for dropped file 11->59 61 Injects a PE file into a foreign processes 11->61 21 WFzUhpxh.exe 11->21         started        23 schtasks.exe 1 11->23         started        25 WFzUhpxh.exe 11->25         started        signatures5 process6 dnsIp7 37 h12.hksx.com 202.181.239.232, 49775, 49776, 587 HKCIX-AS-APHongKongCommercialInternetExchangeHK Hong Kong 13->37 39 mail.absbldg.com 13->39 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        41 mail.absbldg.com 21->41 63 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->63 65 Tries to steal Mail credentials (via file / registry access) 21->65 67 Tries to harvest and steal browser information (history, passwords, etc) 21->67 31 conhost.exe 23->31         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c/
Threat name:
ByteCode-MSIL.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2023-09-22 08:58:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
24 of 36 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h5unjgyqw6fl5p7u7ylcjrsof6iqrj5ho3mulldrubdmep4foqga._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230925-t4s42agh9s/
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
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:
d4d5678b670977ae70f3797f601836b21e98bbbc875de0509943abd243c046c3
MD5 hash:
d39bd0c2eafcdca7ec6d692631d52ae0
SHA1 hash:
c0f1f6d03116044e3ca7ff8f5425f14b7dd0ac8c
Link:
https://www.unpac.me/results/7f4aa46a-457a-4107-9fc1-bf744d7c7ded/
SH256 hash:
d7bd51d495572429a71447dac862dd139a8258541afb5f3bd6b75b0127623014
MD5 hash:
23ba8a8a4d5c0feff3abd662f595ebbe
SHA1 hash:
b9439d00fd62ea21cbb2abada406bd414035c266
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/7f4aa46a-457a-4107-9fc1-bf744d7c7ded/
Parent samples :
8aa7ddca3ec2f1ca81b2ba0abc71e458a1d98c17cba6e05e7068b76b9f9e6ebc
4dbf7f61c77538062aec967e5900ed9092d3a1f46de70ea6f950234e08efc409
1cddb92ef3bd9868ad25be68fa8762689f697f4beee5baab3b21efe319e33d90
3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c
057e86a5c22e1d0cc4a2c0e189fb5f118859a2554afcb111ebc280af9dc05c75
0e84afe68234f625e08be5460e469a3cd13eb24d28f0a371539d93728bacbd87
44de0beb798b850a37ac2fc193ad485891eda952a428e237e3217420b5d45720
dea0f4b762f8be8c3f654867cf7832e0ebaeda1c4ebcae17f5841743d3dc217f
1c5bb4c35c028b3a21251f3c15428e43b1726d14768aa72766467a5fd78781a9
7c040173f644c80b101c2dd035b9a95de5e9505bac8608c4710739e6a3facd65
f5bf96b8b4dbcaefb28de614a310a78b5abf3f61d97efdf1f446ab3acf0a373e
SH256 hash:
513d832b6414ca92f71ea7abb910113140519f343c8fee079825d19bec37cae6
MD5 hash:
128feef2cd97a2ee0d369655ab39f214
SHA1 hash:
90d82fff31ca1510bdc670c400faa2893c918341
Link:
https://www.unpac.me/results/7f4aa46a-457a-4107-9fc1-bf744d7c7ded/
SH256 hash:
ecd2bab5b20ad19731649bfc737f1668d5916679393f0191c8f58d540f42c00d
MD5 hash:
55ca78e75a938e76e50be30aa02d1db1
SHA1 hash:
7ed936e29a0c948434496dd573d8a1536cc08ad5
Link:
https://www.unpac.me/results/7f4aa46a-457a-4107-9fc1-bf744d7c7ded/
SH256 hash:
631c38cf652447128f262e600cc8783bdcb6d36f77e1d86b37f9fad749f6e997
MD5 hash:
c22c5bef73b2740fc1ccdf0e5a1cb7ea
SHA1 hash:
216ae0a5f45a184d3f62175703183277d93b87b6
Link:
https://www.unpac.me/results/7f4aa46a-457a-4107-9fc1-bf744d7c7ded/
SH256 hash:
3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c
MD5 hash:
b7f7489e2c1c270552c1755c558d580a
SHA1 hash:
a1cda85f1fbfab2d7869fbdee564ce74df80c529
Link:
https://www.unpac.me/results/7f4aa46a-457a-4107-9fc1-bf744d7c7ded/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3f68d49b10b7/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/3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c

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:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
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

File information

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

Malspam

AgentTesla

Executable exe 3f68d49b10b78abebff4fe1624c64e2f9108a7a776d945ac71a046c23f85740c

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments