MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de
SHA3-384 hash: 209c53985f167a47f90248a86d7c504200ee01e121a671cdc16f9392a2368e013125e0de501d6fa2122f81e428877780
SHA1 hash: a2570c68231136bb0d7b260f906d1e5a78c25f48
MD5 hash: f82b121e447bb312a0c383d78a90490f
humanhash: autumn-blue-lion-eighteen
File name:Bank_Confirmation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:903'168 bytes
First seen:2023-12-12 14:11:28 UTC
Last seen:2023-12-12 15:18:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:r6zcyAwHWZJOLMZ7vgg24T4xT0Wm6y7+uSm0POeB83mAQuaPc19LW1lVmt1XS/2E:r6TH2gK0xxm64+ut1F2fuaG35Cy
TLSH T13515CF57BA624972D3892F36D6A75D000770F666439BD30F76CB227A20473BFAF52602
TrID 59.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.6% (.SCR) Windows screen saver (13097/50/3)
8.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
249
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Bank_Confirmation.exe
Verdict:
Malicious activity
Analysis date:
2023-12-12 14:30:50 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/55fc6821-54f6-426e-83a3-d95ae599c3f7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/466443/
Detection(s):
Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Win.Trojan.EmbeddedReversedDLL-9940922-0
Create hunting rule

Win.Trojan.Generic-10014419-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending a UDP request
Creating a file in the %AppData% directory
DNS request
Restart of the analyzed sample
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65786a368b5ba47db2e01bbe/reports/8ef5a4ab-5f9c-466e-abd1-fd5b7f6696b5/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/32cb6709-59f2-4663-bca9-40dade034074
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1360235
Signature
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Encrypted powershell cmdline option found
Found malware configuration
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)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1360235 Sample: Bank_Confirmation.exe Startdate: 12/12/2023 Architecture: WINDOWS Score: 100 68 mail.bezzleauto.com 2->68 70 clients1.google.com 2->70 72 clients.l.google.com 2->72 86 Snort IDS alert for network traffic 2->86 88 Found malware configuration 2->88 90 Malicious sample detected (through community Yara rule) 2->90 92 6 other signatures 2->92 9 Bank_Confirmation.exe 1 4 2->9         started        13 pdf.exe 4 2->13         started        15 pdf.exe 2->15         started        17 svchost.exe 1 2 2->17         started        signatures3 process4 dnsIp5 64 C:\Users\user\AppData\Roaming\pdf.exe, PE32 9->64 dropped 102 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 9->102 104 Encrypted powershell cmdline option found 9->104 106 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->106 20 Bank_Confirmation.exe 2 9->20         started        24 cmd.exe 1 9->24         started        26 powershell.exe 21 9->26         started        36 2 other processes 9->36 108 Machine Learning detection for dropped file 13->108 110 Injects a PE file into a foreign processes 13->110 28 pdf.exe 13->28         started        30 powershell.exe 13->30         started        32 cmd.exe 13->32         started        38 2 other processes 13->38 34 cmd.exe 15->34         started        66 127.0.0.1 unknown unknown 17->66 file6 signatures7 process8 dnsIp9 74 mail.bezzleauto.com 45.151.123.240, 25, 49731, 49745 STUMPNERNETDE Germany 20->74 94 Uses ipconfig to lookup or modify the Windows network settings 24->94 49 2 other processes 24->49 40 chrome.exe 1 26->40         started        43 conhost.exe 26->43         started        96 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 28->96 98 Tries to steal Mail credentials (via file / registry access) 28->98 100 Tries to harvest and steal browser information (history, passwords, etc) 28->100 45 chrome.exe 30->45         started        47 conhost.exe 30->47         started        51 2 other processes 32->51 53 2 other processes 34->53 55 2 other processes 36->55 57 2 other processes 38->57 signatures10 process11 dnsIp12 76 192.168.2.6, 25, 443, 49275 unknown unknown 40->76 78 239.255.255.250 unknown Reserved 40->78 59 chrome.exe 40->59         started        62 chrome.exe 45->62         started        process13 dnsIp14 80 142.250.189.132, 443, 49741 GOOGLEUS United States 59->80 82 clients.l.google.com 142.250.217.174, 443, 49718, 49749 GOOGLEUS United States 59->82 84 4 other IPs or domains 59->84
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-12-12 03:58:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
18 of 23 (78.26%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2yp5wwnqc5wi4muqkla3k565gzxrp4qgw6lwtpz24vxnnvjfoxpa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:zgrat keylogger persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/231212-rht34afhf7/
Behaviour
Enumerates system info in registry
Gathers network information
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
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
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de
MD5 hash:
f82b121e447bb312a0c383d78a90490f
SHA1 hash:
a2570c68231136bb0d7b260f906d1e5a78c25f48
Detections:
Typical_Malware_String_Transforms
Create hunting rule
Link:
https://www.unpac.me/results/aa43a5c6-f835-49de-a594-5918a4266968/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d61fdb59b017/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de

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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
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:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Malspam

AgentTesla

7z c3c64f2edc0e3e59c0e1526910c08623981c8c8446f49c0887199f35c4a8f57b

AgentTesla

Executable exe d61fdb59b0176c8e329052c1b577dd366f17f206b79769bf3ae56ed6d52575de

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/466443/
  
Dropped by
SHA256 c3c64f2edc0e3e59c0e1526910c08623981c8c8446f49c0887199f35c4a8f57b
  
Dropped by
MD5 67ee3d27fb158fdc38cbb6807379f10d
  
Dropped by
SHA256 1eed2bbece7cb87fe2548552724b0e1c5cf400a14cfba0a3fe2959d27eae49b4
  
Dropped by
MD5 23e03e7733008e720fc0527297dd6256

Comments