MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a77338e958d0395f1906dec2d49b68b8418ec6a5b01b6f86704be52fe6f9a52. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9a77338e958d0395f1906dec2d49b68b8418ec6a5b01b6f86704be52fe6f9a52
SHA3-384 hash: 454d599197a899eef0d07cbca0b018891dfbe160a22f7b02da352be8064147492582fc819051803346c8acb65580d581
SHA1 hash: 0e8f7f2147e361b4fcc1fb5b9c19f05d61650f56
MD5 hash: a96b76eed4417f128ac74fd31d597a33
humanhash: thirteen-river-autumn-summer
File name:a96b76eed4417f128ac74fd31d597a33.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:700'928 bytes
First seen:2021-10-11 14:03:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:2IAc8oT3LhvmSQfeu95NY4euywVfaPn0TKmBJAchYKKz4Ud1eT0:VeSQfeeebwVfS0TD1RKz4Ud1eT
Threatray 11'383 similar samples on MalwareBazaar
TLSH T111E4CF2029FE511BF173EF795EE0B5568F7EB7622512D41E2451038BC623E81DEC2A3A
File icon (PE):PE icon
dhash icon 0c32b232d3c8c453 (49 x AgentTesla, 21 x Loki, 4 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
207
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
TNT Receipt_AWB no#87993766478.xlsx
Verdict:
Malicious activity
Analysis date:
2021-10-11 07:20:10 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/99c035ca-47ff-4ceb-9aa5-c9169b02776f

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/196665/
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.25-2.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware obfuscated packed
Link:
https://www.filescan.io/uploads/6164445c1c2d58ba7401da4f/reports/e190df00-0bba-4272-b9cf-9c62f7bf1577/overview
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/81c26c91-40ed-4731-83e7-78b5fbb69faf
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/867849
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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 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 dnsIp2 2 Behavior Graph ID: 500281 Sample: t2tLGH1Gyi.exe Startdate: 11/10/2021 Architecture: WINDOWS Score: 100 44 wallaceseymour.co.uk 2->44 46 mail.wallaceseymour.co.uk 2->46 56 Multi AV Scanner detection for dropped file 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 Yara detected AgentTesla 2->60 62 5 other signatures 2->62 8 t2tLGH1Gyi.exe 7 2->8         started        12 BnevyAj.exe 5 2->12         started        14 BnevyAj.exe 4 2->14         started        signatures3 process4 file5 38 C:\Users\user\AppData\Roaming\sZXsrWBIl.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmp77B0.tmp, XML 8->40 dropped 42 C:\Users\user\AppData\...\t2tLGH1Gyi.exe.log, ASCII 8->42 dropped 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->64 66 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->66 68 Uses schtasks.exe or at.exe to add and modify task schedules 8->68 16 t2tLGH1Gyi.exe 2 5 8->16         started        20 schtasks.exe 1 8->20         started        70 Multi AV Scanner detection for dropped file 12->70 72 Injects a PE file into a foreign processes 12->72 22 schtasks.exe 1 12->22         started        24 BnevyAj.exe 12->24         started        26 BnevyAj.exe 12->26         started        28 schtasks.exe 14->28         started        signatures6 process7 file8 34 C:\Users\user\AppData\Roaming\...\BnevyAj.exe, PE32 16->34 dropped 36 C:\Users\user\...\BnevyAj.exe:Zone.Identifier, ASCII 16->36 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->48 50 Tries to steal Mail credentials (via file access) 16->50 52 Tries to harvest and steal ftp login credentials 16->52 54 2 other signatures 16->54 30 conhost.exe 20->30         started        32 conhost.exe 22->32         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9a77338e958d0395f1906dec2d49b68b8418ec6a5b01b6f86704be52fe6f9a52/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-11 07:59:03 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
3ee4e620dd7cb6d8a6f604e5653a4f5cbf1258032ffc7d13ae9a415c672a5713
AgentTesla
4522f433567f4ab94f81f6ec9f445aa12ed32449260e789cacb529cb7e36a0c7
AgentTesla
4e4c8a7b36db5f15e7f1f5676e9d5e2871d2101ca7e28349384a8cdb698a54ab
AgentTesla
57df3f24f5be546f8c27db5ee9d8e2524e3324f41780cd4e9a3a49f0a2783898
AgentTesla
8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50
AgentTesla
b35c290250aa6e9744731e6d6cd3a744561c0cd0d19cf4641ec90d5113236b32
AgentTesla
c6cacd1d2bfb210318a62cabce8045f5735cd9a0e58c3aea8d3ec2174f6d7abb
AgentTesla
f95ebfd15f9b16c6c303ca343773c8c44b226c7343ac7aa4afac8045c6b1a5e1
AgentTesla
+ 11'373 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/211011-rc975ahde4/
Behaviour
Creates scheduled task(s)
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
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:
56e526da2061a1a96f48bcdc7d4b346a9a9c053d168ba410e3b34c51547dfd87
MD5 hash:
19d5a08958e1f831db6739992fba0d41
SHA1 hash:
dc86bd767e35130444c794f9a54a65e1199cf243
Link:
https://www.unpac.me/results/25bc0465-43df-4e6a-8558-eb55dbf60345/
SH256 hash:
d434e7cb4105d7e760a39a1a8a1306338b00fbd6507025d53e4c44ede73d3788
MD5 hash:
6613b992e916924c3f38a179bb9866ab
SHA1 hash:
cd5741f4d0a4685c5fd9c9e2e708bbf33ec1691a
Link:
https://www.unpac.me/results/25bc0465-43df-4e6a-8558-eb55dbf60345/
SH256 hash:
48e892429f8f2a6257d9d6ac820fb0817d0eb93156d02972d39db2d6c29a9a8f
MD5 hash:
9e3b206f61b3f1bf40e9859e12981645
SHA1 hash:
1d66e6b446863613e89a4d0344e6608faa6d1d5a
Link:
https://www.unpac.me/results/25bc0465-43df-4e6a-8558-eb55dbf60345/
SH256 hash:
9a77338e958d0395f1906dec2d49b68b8418ec6a5b01b6f86704be52fe6f9a52
MD5 hash:
a96b76eed4417f128ac74fd31d597a33
SHA1 hash:
0e8f7f2147e361b4fcc1fb5b9c19f05d61650f56
Link:
https://www.unpac.me/results/25bc0465-43df-4e6a-8558-eb55dbf60345/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/9a77338e958d/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/9a77338e958d0395f1906dec2d49b68b8418ec6a5b01b6f86704be52fe6f9a52

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.

Web download

AgentTesla

Executable exe 9a77338e958d0395f1906dec2d49b68b8418ec6a5b01b6f86704be52fe6f9a52

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1665759/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/196665/

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