MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2a4a912e8b1d5a94cf97a1a67fa2f8f70450f192d1b0c4bf449d859ab281251. 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
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SHA256 hash: f2a4a912e8b1d5a94cf97a1a67fa2f8f70450f192d1b0c4bf449d859ab281251
SHA3-384 hash: c6e946ac4c526155de8f360cc509b96c1b4ea1a1a224fbd10b4851a5e60b404ad3e245cdc89a699a87fc4e894a22366c
SHA1 hash: ab028020982978cd059b4182aabc37d980d53e3f
MD5 hash: 236a99d0d1d3b3e3aea3aa6884e94b1f
humanhash: six-uranus-gee-yankee
File name:SWIFT COPY-pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:849'408 bytes
First seen:2021-08-23 01:20:14 UTC
Last seen:2021-09-02 17:10:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:qGFHH27zOpaHHdEXgIAnPncu/VIJy7LNodN4o8Ki/iza91cnO:VlGXHdEXgIAnPcu/VIJ8gNyKiKacO
Threatray 8'747 similar samples on MalwareBazaar
TLSH T14005E53D19B91637D1B5C355EBE48423F148985FB404AEAAACDE03A7434BA9335C723E
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
7
# of downloads :
336
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT COPY-pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-08-23 01:23:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ba570138-a799-44ac-bf6c-f5d6451b5c3a

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/181321/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.581.4849.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
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
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/a95cb0c2-2b30-4998-83bd-db5789daae0f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/837194
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
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
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: Powershell Defender Exclusion
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: 469625 Sample: SWIFT COPY-pdf.exe Startdate: 23/08/2021 Architecture: WINDOWS Score: 100 51 Yara detected AgentTesla 2->51 53 Yara detected AntiVM3 2->53 55 .NET source code contains very large array initializations 2->55 57 7 other signatures 2->57 7 SWIFT COPY-pdf.exe 4 2->7         started        11 xepul.exe 4 2->11         started        13 xepul.exe 2->13         started        process3 file4 37 C:\Users\user\...\SWIFT COPY-pdf.exe.log, ASCII 7->37 dropped 59 Adds a directory exclusion to Windows Defender 7->59 61 Injects a PE file into a foreign processes 7->61 15 SWIFT COPY-pdf.exe 2 5 7->15         started        19 powershell.exe 26 7->19         started        63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->63 65 Machine Learning detection for dropped file 11->65 67 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->67 21 powershell.exe 11->21         started        23 xepul.exe 11->23         started        25 powershell.exe 13->25         started        27 xepul.exe 13->27         started        29 xepul.exe 13->29         started        signatures5 process6 file7 39 C:\Users\user\AppData\Roaming\...\xepul.exe, PE32 15->39 dropped 41 C:\Users\user\...\xepul.exe:Zone.Identifier, ASCII 15->41 dropped 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->43 45 Tries to steal Mail credentials (via file access) 15->45 47 Tries to harvest and steal ftp login credentials 15->47 49 2 other signatures 15->49 31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        35 conhost.exe 25->35         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f2a4a912e8b1d5a94cf97a1a67fa2f8f70450f192d1b0c4bf449d859ab281251/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-23 01:21:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
13 of 46 (28.26%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ksksexiwhk2sthzpingp6rpr5yekdyzfunqys7ujhmftkzicjiq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
4f19c2982cf61597478ed2e5a336ab73adf4957e9bdb6f44828202a7a93fa1dd
AgentTesla
b12e0f709745dc5781e1345b925233d223f475055ee0e179e2164f98796f3046
AgentTesla
b561e46a889187aafaca806fc1633c5eeafc68b5acf17aa7a2232d5efbc64f54
AgentTesla
b9cb59244ae380b87c41822802fe472bbab263e701339ce83a3d3896fbbda8d2
AgentTesla
d1cf7e0daa513a6f309d5ba1cf2d854c62aad2a87cca96c543de24c19a9936e1
AgentTesla
+ 8'737 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/210823-h31551b38x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
6912e4bedd1288f116e968f0a79d9797f6d6bd24d45a5f10c52e20f9d33b8c61
MD5 hash:
03bde4a82ad64c0f314985232fbca3fa
SHA1 hash:
e8d0b6339e94192eaaca32c812f914e60576dca6
Link:
https://www.unpac.me/results/0265360b-287d-465a-ba48-788e091a769e/
SH256 hash:
a2372e81f0e6676a3e9d0082e99a890b0bddc7ac97f844824f05e749ee6c7931
MD5 hash:
d96d36edf13ee8d2e745ed8555b7cc57
SHA1 hash:
933d926f50f1a726c9e72db4f1760e06680b4836
Link:
https://www.unpac.me/results/0265360b-287d-465a-ba48-788e091a769e/
SH256 hash:
507ec33fee17bf69a5d114be94b1eeec271002242b3588c2b74a8fd7b4a72f2c
MD5 hash:
dab73e42338772eb2c9a70a1d803ad35
SHA1 hash:
7be5a891f1c764dd882ada84dbe25fea1b8f731d
Link:
https://www.unpac.me/results/0265360b-287d-465a-ba48-788e091a769e/
SH256 hash:
f2a4a912e8b1d5a94cf97a1a67fa2f8f70450f192d1b0c4bf449d859ab281251
MD5 hash:
236a99d0d1d3b3e3aea3aa6884e94b1f
SHA1 hash:
ab028020982978cd059b4182aabc37d980d53e3f
Link:
https://www.unpac.me/results/0265360b-287d-465a-ba48-788e091a769e/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f2a4a912e8b1/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/f2a4a912e8b1d5a94cf97a1a67fa2f8f70450f192d1b0c4bf449d859ab281251

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.

Malspam

AgentTesla

Executable exe f2a4a912e8b1d5a94cf97a1a67fa2f8f70450f192d1b0c4bf449d859ab281251

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/181321/

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