MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cdd39fbc8f042dd91a5131240a9f201eb0158de4e810877c03efe7c82ef0ace6. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cdd39fbc8f042dd91a5131240a9f201eb0158de4e810877c03efe7c82ef0ace6
SHA3-384 hash: 5084a923751c944e159032dfb4b116e7beea1a699a018ce1f0a9a77dde34f5b362c4c06c164fa33cd8cf69fc523ebd50
SHA1 hash: 08e04c971622d0d9fa405d6910374a86afd86913
MD5 hash: 4cd93d505a8c15738438996d83afaf8d
humanhash: fanta-william-south-grey
File name:INVOICE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:381'440 bytes
First seen:2021-10-14 11:11:35 UTC
Last seen:2021-10-15 08:50:38 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 6144:FEqb7jbHu3YVB8sRAAekeoKRWRsUn0YcYtbzg5OwPWmIRdmGXXtmximUp3wTA2Fo:FESYYcKxKTUPlbzgs7ttfgTp62Ly2SB
Threatray 12'204 similar samples on MalwareBazaar
TLSH T1DE841201BA74CC30F5AA5B7AFC9E910523BCB7876433DB0E76DC32D81BA13994A49654
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INVOICE.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-14 11:15:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1bca0054-62c6-40c8-8d17-e598a9b0da7d

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/197510/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61681088fd35fe780c3fd331/reports/d4c875ba-962b-4d11-97fb-25d6880086ef/overview
Result
Verdict:
UNKNOWN
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/b31b8b11-1ee0-4f07-bc64-5e386dd1b710
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/870498
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 502934 Sample: INVOICE.exe Startdate: 14/10/2021 Architecture: WINDOWS Score: 100 23 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->23 25 Found malware configuration 2->25 27 Multi AV Scanner detection for submitted file 2->27 29 7 other signatures 2->29 7 INVOICE.exe 4 2->7         started        process3 file4 19 C:\Users\user\AppData\...\INVOICE.exe.log, ASCII 7->19 dropped 31 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->31 33 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->33 35 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->35 37 Adds a directory exclusion to Windows Defender 7->37 11 INVOICE.exe 2 7->11         started        15 powershell.exe 23 7->15         started        signatures5 process6 dnsIp7 21 mail.bsia.co.in 174.141.231.182, 49819, 587 IWEB-ASCA United States 11->21 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->39 41 Tries to steal Mail credentials (via file access) 11->41 43 Tries to harvest and steal ftp login credentials 11->43 45 Tries to harvest and steal browser information (history, passwords, etc) 11->45 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cdd39fbc8f042dd91a5131240a9f201eb0158de4e810877c03efe7c82ef0ace6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-14 11:11:22 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zxjz7pepaqw5sgsrgesavhzad2ybldpe5aiio7ad57t4qlxqvtta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
175575bcd0d96914d2e856f266ddc75e0173867bc685e7743c8d1bf3aaa0eb43
AgentTesla
28be313c29aa0d92e7a3dbb349a1af15375755d3343352caa8041bcbcdaa4496
AgentTesla
88263a8938955ebaa8edb9484f39876b5968c35a66cf9a8b8267e37ba7539900
AgentTesla
d9087e4e807ef2e3c826c69d1a2e3b334e482f2ae12fc94445f595a79f64a674
AgentTesla
+ 12'194 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/211014-naweeagham/
Behaviour
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
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:
db396ffd943c57bbbff7e35b74498764cfbe661b071eb86cf2435d51346deec2
MD5 hash:
142fc965bb3efb9392414524a9ff2ef3
SHA1 hash:
ce2c474082981453bdcfb37ac292bc4df1f48bdd
Link:
https://www.unpac.me/results/8ad5d0e9-2ed5-46ab-86e2-fd939dd5145c/
SH256 hash:
3aede958c6d615d4eab2e743eead7c9ad5d3db7913f483c9dbd75c49f8cde420
MD5 hash:
64cf07424217b48c0214ed8ce94b4a59
SHA1 hash:
c3cca30bb7fadd1df6e7c407387fd2d6a324ddfd
Link:
https://www.unpac.me/results/8ad5d0e9-2ed5-46ab-86e2-fd939dd5145c/
SH256 hash:
eda4d687b865aed0078ab87078de7d9722888b2d2af71c6fc0dcdc986ffb7567
MD5 hash:
12cf5402be16590c300b442a66e9ebc1
SHA1 hash:
0ea28394d301ca1ce840f039d2da62a5ce6d9334
Link:
https://www.unpac.me/results/8ad5d0e9-2ed5-46ab-86e2-fd939dd5145c/
SH256 hash:
cdd39fbc8f042dd91a5131240a9f201eb0158de4e810877c03efe7c82ef0ace6
MD5 hash:
4cd93d505a8c15738438996d83afaf8d
SHA1 hash:
08e04c971622d0d9fa405d6910374a86afd86913
Link:
https://www.unpac.me/results/8ad5d0e9-2ed5-46ab-86e2-fd939dd5145c/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/cdd39fbc8f04/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/cdd39fbc8f042dd91a5131240a9f201eb0158de4e810877c03efe7c82ef0ace6

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/197510/

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