MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3d8f71d1e009a04ceb350dc6d2d4026cde866c67aa1466957e67d5b2021f431d. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3d8f71d1e009a04ceb350dc6d2d4026cde866c67aa1466957e67d5b2021f431d
SHA3-384 hash: 99246ba5442f912ea7cd57d5353e2266f84cf4c9235a234493aabff9a3dd8356fe1719a8670e6f560e1189b0141bd72d
SHA1 hash: 33641ee64ed863196feae55d3b2af0e843b917ff
MD5 hash: 0605696b1b52ffebe1fd0d3c1bfc0bec
humanhash: blossom-louisiana-california-eleven
File name:0xGszPZ.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:674'304 bytes
First seen:2021-03-30 20:50:29 UTC
Last seen:2021-03-31 05:30:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'604 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:H+BAVZHLIyEDNQzfVaB4QBRE1LqQWvexjGXp/B98MNV:66qyZ+pwLp5Wh3JN
Threatray 3'667 similar samples on MalwareBazaar
TLSH FFE4B4A870AE805DEEB46634F5B555821FC959321F62FF3F28E66B002C63779F94E810
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0xGszPZ.exe
Verdict:
Malicious activity
Analysis date:
2021-03-30 20:58:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f9eeaabf-4c0e-4d7a-8343-3e505cff2394

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/128744/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.576-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Gathering data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/659095
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
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
Modifies the hosts file
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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: 378477 Sample: 0xGszPZ.exe Startdate: 30/03/2021 Architecture: WINDOWS Score: 100 75 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->75 77 Found malware configuration 2->77 79 Multi AV Scanner detection for dropped file 2->79 81 8 other signatures 2->81 7 0xGszPZ.exe 7 2->7         started        11 kprUEGC.exe 2->11         started        13 kprUEGC.exe 2->13         started        process3 file4 53 C:\Users\user\AppData\Roaming\knEcAsZSl.exe, PE32 7->53 dropped 55 C:\Users\...\knEcAsZSl.exe:Zone.Identifier, ASCII 7->55 dropped 57 C:\Users\user\AppData\Local\...\tmp49BC.tmp, XML 7->57 dropped 59 C:\Users\user\AppData\...\0xGszPZ.exe.log, ASCII 7->59 dropped 83 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->83 85 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->85 87 Uses schtasks.exe or at.exe to add and modify task schedules 7->87 15 0xGszPZ.exe 2 5 7->15         started        19 powershell.exe 26 7->19         started        21 powershell.exe 24 7->21         started        23 schtasks.exe 1 7->23         started        89 Multi AV Scanner detection for dropped file 11->89 91 Machine Learning detection for dropped file 11->91 93 Adds a directory exclusion to Windows Defender 11->93 25 powershell.exe 11->25         started        27 schtasks.exe 11->27         started        29 powershell.exe 11->29         started        31 kprUEGC.exe 11->31         started        95 Injects a PE file into a foreign processes 13->95 33 4 other processes 13->33 signatures5 process6 file7 61 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 15->61 dropped 63 C:\Windows\System32\drivers\etc\hosts, ASCII 15->63 dropped 65 C:\Users\user\...\kprUEGC.exe:Zone.Identifier, ASCII 15->65 dropped 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->67 69 Tries to steal Mail credentials (via file access) 15->69 71 Tries to harvest and steal ftp login credentials 15->71 73 3 other signatures 15->73 35 conhost.exe 19->35         started        37 conhost.exe 21->37         started        39 conhost.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        45 conhost.exe 29->45         started        47 conhost.exe 33->47         started        49 conhost.exe 33->49         started        51 conhost.exe 33->51         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3d8f71d1e009a04ceb350dc6d2d4026cde866c67aa1466957e67d5b2021f431d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-30 12:10:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hwhxdupabgqez2zvbxdnfvacntpim3dhvikgnfl6m7k3eaq7imoq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0f7e350baddcaf777d8f8301bc9d0d4444776208ce3dbd3b4aaeaff5b8d84371
AgentTesla
10e11ba4d54aa4219160cf1dc6e124bd697e91cfb85d23b170fdb74d1ac45c6e
AgentTesla
2ae87737bdf6530806f51a691b52efa8919e48d84a49ee756f356bf4556a38e5
AgentTesla
42c8edfdae8c088a41a7d6ddfce3b6924cf1fc09d64e650ee130ee8fbbfdcb00
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5fa7ba5eadf80f5d8c5efea96bc9b807e7c77f117a73fb3b9589ed23049eb725
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6838e750e4d6b197819aedaeb8e0a183d5fb790da0d6d5e426d99f09bae758d9
AgentTesla
95a40aa92e46b3061abeef469d4a20f1c84f10b530d0f0c06f87f96d00f75ed7
AgentTesla
99babfa23df75eea7bb01668a107f483e3a35aefb548649617456d3286566fab
AgentTesla
c13c811d42bfd3a421238a9368db63cafe4963d7d249b61c317090c2d072834f
AgentTesla
fff39867b7e1c518a110f2c1bdf3db1bbe960ffdc35d00bd316cf6ffe0f58c46
AgentTesla
+ 3'657 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210330-1hx17lea8e/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
d436034270fb2d5380e4fcecc1ee6c821a1701aed96045fa13f597da16be08fb
MD5 hash:
00cbf73d8b9f03417a3a32957ec64ed4
SHA1 hash:
b862eff1cf240a5ad5325fd258892e534484a6e8
Link:
https://www.unpac.me/results/bd63f984-b9a0-4543-9628-6d34af8ec549/
SH256 hash:
3d8f71d1e009a04ceb350dc6d2d4026cde866c67aa1466957e67d5b2021f431d
MD5 hash:
0605696b1b52ffebe1fd0d3c1bfc0bec
SHA1 hash:
33641ee64ed863196feae55d3b2af0e843b917ff
Link:
https://www.unpac.me/results/bd63f984-b9a0-4543-9628-6d34af8ec549/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3d8f71d1e009a04ceb350dc6d2d4026cde866c67aa1466957e67d5b2021f431d

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.

Malspam

AgentTesla

gz f9b1d64ccb48a3c7d7b812577e1b849f96da0c77bdffa9beefda3a45c4299ec6

AgentTesla

Executable exe 3d8f71d1e009a04ceb350dc6d2d4026cde866c67aa1466957e67d5b2021f431d

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f9b1d64ccb48a3c7d7b812577e1b849f96da0c77bdffa9beefda3a45c4299ec6
Cape
Cape
https://www.capesandbox.com/analysis/128744/

Comments