MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d04352d72c3cade085f7f7a38886cbe9b3a1addc21033f0b683a67a0e982b76. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4d04352d72c3cade085f7f7a38886cbe9b3a1addc21033f0b683a67a0e982b76
SHA3-384 hash: f37cac798644aa59013c30c833e7200d51196bd6099b5070ef3057c45c6574cef8133d7233a78efef2943ac4a99431f6
SHA1 hash: fcaed3c1e1ed54bc2f600d9847b0d82bbcd7a6ae
MD5 hash: ec386b34b1a419f8125b5cde53aa284f
humanhash: white-december-lemon-carpet
File name:New_Order_PO#960780_MT_Quote-MT-RFQ.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:930'304 bytes
First seen:2021-09-09 15:55:31 UTC
Last seen:2021-09-10 05:02:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:VVUvLWPgsfyL/Lws9Ae7fCGE4EKSAMHwl:VjosIP9f7fCeEKB
Threatray 9'711 similar samples on MalwareBazaar
TLSH T1BB150A2839E6705EF173EE758EE43C96EA5AB6733707D40B5053038A4E1EA82DF90176
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
292
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
New_Order_PO#960780_MT_Quote-MT-RFQ.exe
Verdict:
Malicious activity
Analysis date:
2021-09-09 15:55:59 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b8df9557-de25-4b93-861b-2f647b563c5e

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/186712/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.2771.12217.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a736c511-3846-4172-af1c-6ca6b13410e6
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/848255
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to register a low level keyboard hook
Found malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Moves itself to temp directory
Multi AV Scanner detection for dropped 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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell Defender Exclusion
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: 480683 Sample: New_Order_PO#960780_MT_Quot... Startdate: 09/09/2021 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->35 37 Found malware configuration 2->37 39 Multi AV Scanner detection for dropped file 2->39 41 8 other signatures 2->41 7 New_Order_PO#960780_MT_Quote-MT-RFQ.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\Roaming\YueVvUOV.exe, PE32 7->23 dropped 25 C:\Users\...\YueVvUOV.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmp554C.tmp, XML 7->27 dropped 29 New_Order_PO#96078...uote-MT-RFQ.exe.log, ASCII 7->29 dropped 43 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->43 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->45 47 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->47 49 3 other signatures 7->49 11 New_Order_PO#960780_MT_Quote-MT-RFQ.exe 6 7->11         started        15 powershell.exe 24 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 karanex.com 185.8.128.141, 49813, 49814, 587 ALASTYRTR Turkey 11->31 33 mail.karanex.com 11->33 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->51 53 Moves itself to temp directory 11->53 55 Tries to steal Mail credentials (via file access) 11->55 57 3 other signatures 11->57 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4d04352d72c3cade085f7f7a38886cbe9b3a1addc21033f0b683a67a0e982b76/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-09 15:56:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
15 of 27 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jucdkllsypfn4cc7p55drcdmx2ntugw5yiidh4fwqothuduyfn3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
09880a5cc62a276ae0bb4ec5aae9ae79cbc1a5b828e9dd973ad936eb870847eb
AgentTesla
1ccc5bced31180423f20702c5824e3f1891a873b8058ed94bb4d457379cd7652
AgentTesla
2bebd8f181999b8fb2037687b98805a15a9f0192dd4af4a130bc31fab8335554
AgentTesla
7cb81f0c2e9c2a5a5d9df01d7dc2fb0025a7d0ce1f9be9e32d86c2dc172cd4ba
AgentTesla
988954279d7d6998885c73e4436ba19eeb6f5875262e562b655454c93d60ebdc
AgentTesla
a3ed514949ec3a2bef161647cb6223a13db74b6d43bef963466fdd8104f2689c
AgentTesla
b1601867a9da1a51e59ddfc6c1d2d4cae7190945cbc163a04400a1b2b872aee8
AgentTesla
f136b6bda53e60e2d9b79e921750dd3179d13cd0c9839090bb60d5c1c3513ad2
AgentTesla
fcf5c2329dbad1684337638e545f020e317f9d8851ede9df053d1eada85e4c3f
AgentTesla
+ 9'701 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210909-tdcpcsgdf6/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
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
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
c0ee1071e444f415f8b62856a0896f3b22e563f1bb4f03d14142583efe49a565
MD5 hash:
29db2e114b88ae1f6a00c9aa71690043
SHA1 hash:
ec82db71443556a5b320357b0b8b09e70ec1db9c
Link:
https://www.unpac.me/results/e8a3b9e2-7bf1-4305-ba47-bf9008f3cd99/
SH256 hash:
e1c17e84b329da07b3ebecd59169215a7e113c58ee132389a87adf1293d52984
MD5 hash:
8712d93df9d16ba517930659153dbc84
SHA1 hash:
473700b2bb012d5bc7a42a633ddbab2835405a5c
Link:
https://www.unpac.me/results/e8a3b9e2-7bf1-4305-ba47-bf9008f3cd99/
SH256 hash:
dbae2a2856e191ed994ba099433539a5be19e640b5d18367f7d66626048d14b6
MD5 hash:
1800ecfdd83459172482d82073acb565
SHA1 hash:
1f91ede8caac01311d9cf561decfb127dfa66aad
Link:
https://www.unpac.me/results/e8a3b9e2-7bf1-4305-ba47-bf9008f3cd99/
SH256 hash:
4d04352d72c3cade085f7f7a38886cbe9b3a1addc21033f0b683a67a0e982b76
MD5 hash:
ec386b34b1a419f8125b5cde53aa284f
SHA1 hash:
fcaed3c1e1ed54bc2f600d9847b0d82bbcd7a6ae
Link:
https://www.unpac.me/results/e8a3b9e2-7bf1-4305-ba47-bf9008f3cd99/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/4d04352d72c3/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/4d04352d72c3cade085f7f7a38886cbe9b3a1addc21033f0b683a67a0e982b76

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: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 4d04352d72c3cade085f7f7a38886cbe9b3a1addc21033f0b683a67a0e982b76

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/186712/

Comments