MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c65f59e46bf3f95dd36355588b2b1661ac61878e1ce97364ff2c9bc9e5392e03. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c65f59e46bf3f95dd36355588b2b1661ac61878e1ce97364ff2c9bc9e5392e03
SHA3-384 hash: 4d9f853bb3c87e75d64a0c3abcfba2e831b042f74ba52421374953ee7895992c952f10bbd3aeb55b447424e27742b5a1
SHA1 hash: 8aaf2050b896aecc813ced7050efdcaf470c4cba
MD5 hash: f57d5250d54f177369f17e4dd11a0a2f
humanhash: blue-jig-chicken-kentucky
File name:訂單請確認--Vacuubrand PO. 106-010-283.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:641'024 bytes
First seen:2020-10-29 08:40:44 UTC
Last seen:2020-10-29 11:12:52 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 12288:h5DXFDjR6vGV/M194uYaqsXw4mA2K1A2oq9CD:/VDjYvGVU194uY9sXw4mAP3m
Threatray 10'941 similar samples on MalwareBazaar
TLSH 44D4F1326708AF31E07DA7378444A51053FDD915E713C9BABCFA72DC65A2FA29272603
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/80826/
Detection(s):
SecuriteInfo.com.ArtemisF57D5250D54F.17656.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/515860
Signature
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, 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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c65f59e46bf3f95dd36355588b2b1661ac61878e1ce97364ff2c9bc9e5392e03/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-29 08:42:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yzpvtzdl6p4v3u3dkvmiwkywmgwgdb4odtuxgzh7fsn4tzjzfybq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0a169e812d23f175a61125630babc70da46264bd00e0aebd41b7225b8732c8bf
AgentTesla
0a83440dda52eb7eab2e4e7ed8c9e3d42335d4eae64e8feb10b4582aaaa40743
AgentTesla
0ebd365b4d3063293518b407fa107e34a2e023e1e2d3554ddcfa0e5a7979c60c
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1b176bd6e930704b7825d1e4010b3ef70fe135c0a5f457b56c6652df0ec10350
AgentTesla
297e6ab777fa2038114efe0b3452d24223b2dd646c0342dbebd6432c52c56a6d
AgentTesla
6bea7ce2131569b667bc699c65c26bedf04d57844c6fd0ada025a9c5e0282f43
AgentTesla
6d8bc551e62f2ce010d9f9ef86ac15d9c86138729ff7d26beb3ef8b6b1fc6aed
AgentTesla
8272b74901554c30f76d69d2d73685da505283e0ee95fbc21cdcd0a47560d337
AgentTesla
b763fbf34718da39c99a9da05b66f9a60b24bd9854f4f2ead7645364963729be
AgentTesla
f7a4286206d7fcdabd813257c1d09bdcf47e445717573ac720057b98f494befe
AgentTesla
+ 10'931 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201029-tzak1p1a2e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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:AgentTesla_extracted_bin
Create hunting rule
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Create hunting rule
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 54ca61ec982bde21aeaadab8529cd81e950e26421934c016f6997720420e4e61

AgentTesla

Executable exe c65f59e46bf3f95dd36355588b2b1661ac61878e1ce97364ff2c9bc9e5392e03

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 54ca61ec982bde21aeaadab8529cd81e950e26421934c016f6997720420e4e61
Cape
Cape
https://www.capesandbox.com/analysis/80826/

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