MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ba791b1f4e43ad7fc18ae7ab47ee3580c07014f774940af3af7ad6f962e6243. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments
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SHA256 hash: 3ba791b1f4e43ad7fc18ae7ab47ee3580c07014f774940af3af7ad6f962e6243
SHA3-384 hash: 62a1a4302f94c5a7dffc613dfb09800c1405504dc16dc80f19ab94d7476a4e308abbde6facb257ff8ac7c83743719830
SHA1 hash: 7d4b829b1a1fcce832139220c11d06eb1a42e678
MD5 hash: 58369aa58c0e710cb0a70ec5c1f3de59
humanhash: failed-failed-mountain-music
File name:SecuriteInfo.com.Trojan.Win32.Kryptik.ali2000016.21538.5399
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'008'128 bytes
First seen:2021-11-15 04:59:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:1o8kjlckTFH4e5vCcCwoE6Q2R2SU3VjW:1yTFH4e5ZC+2R2U
Threatray 12'710 similar samples on MalwareBazaar
TLSH T1EF256A5592805926F07E03B8A030863473B4ADD5AEF6EF5A1AD0B9663CF3393CC6255F
File icon (PE):PE icon
dhash icon 554444594d55714d (10 x AgentTesla, 5 x Formbook, 3 x Loki)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/205740/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Kryptik.ali2000016.21538.5399.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mimikatz obfuscated packed
Link:
https://www.filescan.io/uploads/6191e9563edf00a722d4c878/reports/b6d24a1d-e861-422d-a0d7-ca92ac95d3fd/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6fdaa85b-9d76-47b3-8117-6b55e90f1d60
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/889092
Signature
.NET source code contains potential unpacker
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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 / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 521565 Sample: SecuriteInfo.com.Trojan.Win... Startdate: 15/11/2021 Architecture: WINDOWS Score: 100 39 Found malware configuration 2->39 41 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 4 other signatures 2->45 6 SecuriteInfo.com.Trojan.Win32.Kryptik.ali2000016.21538.exe 3 2->6         started        10 newApp.exe 3 2->10         started        12 newApp.exe 2 2->12         started        process3 file4 23 SecuriteInfo.com.T...00016.21538.exe.log, ASCII 6->23 dropped 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->47 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->49 51 Contains functionality to register a low level keyboard hook 6->51 14 SecuriteInfo.com.Trojan.Win32.Kryptik.ali2000016.21538.exe 2 9 6->14         started        53 Multi AV Scanner detection for dropped file 10->53 55 Injects a PE file into a foreign processes 10->55 19 newApp.exe 2 10->19         started        21 newApp.exe 2 12->21         started        signatures5 process6 dnsIp7 25 C:\Users\user\AppData\Roaming\...\newApp.exe, PE32 14->25 dropped 27 C:\Users\user\...\newApp.exe:Zone.Identifier, ASCII 14->27 dropped 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->31 33 Tries to steal Mail credentials (via file / registry access) 14->33 35 Tries to harvest and steal ftp login credentials 14->35 37 3 other signatures 14->37 29 inoimports.cam 66.29.151.164, 49840, 49844, 49845 ADVANTAGECOMUS United States 21->29 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3ba791b1f4e43ad7fc18ae7ab47ee3580c07014f774940af3af7ad6f962e6243/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-15 01:59:01 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hotzdmpu4q5np7ayvz5li7xdlagaoakpo5eublz266ww7fromjbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1e8646f1da7fd0634760173577cee299049a1f5d67efb87ce51d9af44d90de90
AgentTesla
27bcc1c0158070cc8702bcb31fc4d675d13164422bcc780eac92d8fe0f82319c
AgentTesla
3584ae009ffd0f9412c7af48f74015c88575169d5b829cff85f627c49e47c27e
AgentTesla
47e6fd93cc7d879c970280e4bae5c2bad2ee63e4c9838a453c56dc5202a98bdd
AgentTesla
7c4f3e254ccc9d141b266b5f24d390a6886c592e884515aebb6ee3eb8267a14d
AgentTesla
856c3abba6de3f00378613cc67649350a6e9b1867d8f2edede21e5b73d4da01e
AgentTesla
98c5215393b361836966cd6fa42a5a6381f7f9a5f190070c0c6790fe7c374220
AgentTesla
9ffff542424c27e44cd1c0ae15166fbd66f2802dd41728b55ebbf0f812d10952
AgentTesla
ad3988279308557a80967115232764e878004c80fda39f27d48cd78ad319f552
AgentTesla
+ 12'700 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/211115-fm1kwsebgq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
00b56c3c61db6a7b094594298b6c5bff8f0c5107e58855c335d91d288b8b8044
MD5 hash:
a41626d5a09721d47a6781ab89b5df3c
SHA1 hash:
f2f762a58202d854dff5a6d0a9c34e099279f02d
Link:
https://www.unpac.me/results/20ccc4bf-a5ef-4e2b-99cf-481c1b3f4ca1/
SH256 hash:
86fe170cc6dd3a576807c1192a06ead68bf210f9ccd14f1a81d4f44c2dbcc25f
MD5 hash:
bf5c170790a9378101dbc312303925e3
SHA1 hash:
bddaf21c02ba5cec7c4dfd1b1f289e23714a8ba8
Link:
https://www.unpac.me/results/20ccc4bf-a5ef-4e2b-99cf-481c1b3f4ca1/
SH256 hash:
337f4378e2e434b535f6aa49a0467d91e6234402f35ec1d293272b5eb8e459e1
MD5 hash:
75a1c547d1fcd00bd0a4179791b5d414
SHA1 hash:
616026bfb4eb2068f0fbe59d7507c4b09f99ea9f
Link:
https://www.unpac.me/results/20ccc4bf-a5ef-4e2b-99cf-481c1b3f4ca1/
SH256 hash:
3ba791b1f4e43ad7fc18ae7ab47ee3580c07014f774940af3af7ad6f962e6243
MD5 hash:
58369aa58c0e710cb0a70ec5c1f3de59
SHA1 hash:
7d4b829b1a1fcce832139220c11d06eb1a42e678
Link:
https://www.unpac.me/results/20ccc4bf-a5ef-4e2b-99cf-481c1b3f4ca1/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/3ba791b1f4e4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Cape
Cape
https://www.capesandbox.com/analysis/205740/

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