MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f84fb6d4efc2d260e4afc8515a01646621b32a5a8e767d7f0056a3e3f0f9aacb. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f84fb6d4efc2d260e4afc8515a01646621b32a5a8e767d7f0056a3e3f0f9aacb
SHA3-384 hash: 59a326f85acc61467a521fa54d6481994d9469dc9f999fd4d367569df8310a341de082a1a440a9bcace7dd9b8753088a
SHA1 hash: 22dd3f01d20fda38ef2d9baf892837aba7c4ce30
MD5 hash: 49a624292ca84737cc6c1318ba79c37f
humanhash: florida-minnesota-blue-low
File name:DOCUMENTS.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:976'384 bytes
First seen:2020-07-14 05:43:47 UTC
Last seen:2020-07-14 06:49:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:bLZ1nfQCr097OWW/QV12xjx4Xx1FhVdiCJYJP6fddu2MffekemlE7XgAXETm4FfE:hpf2yWX2xuXJnBHfdHMNepEcymPq28G
Threatray 10'650 similar samples on MalwareBazaar
TLSH BE25197244FD24E7E87A0338DA1A162E9F707E701622D93FA53135EB2972F60541D8BE
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
90
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/25581/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.51871.32078.17796.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Using the Windows Management Instrumentation requests
Enabling autorun with Startup directory
Unauthorized injection to a system process
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f84fb6d4efc2d260e4afc8515a01646621b32a5a8e767d7f0056a3e3f0f9aacb/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-13 20:44:15 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7bh3nvhpyljgbzfpzbivualemyq3gks2rz3h27yak2r6h4hzvlfq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0ff038b8766060a9271421332d144e11a9d2c7001375551dae3f3c195a33fbf7
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305586aa88966e490ba86bb7cd7a2e1cbe9f195c84b70aaf5ef0c9e714961723
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3a55c81d07416737a006fa2158d5a3398b862c8bcc80d6ff96bd1acf07bfed87
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461c2209ba38f790373f05c8bac84c4e0fc454d83cdf1f8d859d656a59567bb0
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5258ca686922497380fdc5c7b379d805c914ba774ad6d6dc5b0455e5ecd8414c
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5ea87704ee73ec6165288907824fe246c4d8bb4f0599ba234973cfd79357a4d0
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7dcf74ef421a57fac957c783af2b28e5fe6b13aff4e709edd1fec8f4c3ff7e63
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81cda34b60dedcf70edb46f6bbb8e55a58395c217655109447803779111c3922
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d55d2d247eede293c57801a6c95d720cd632836800d3bc4f778a2fbda27e5006
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dda69147f09e243e2320d99361307c6f67b123ed665383c88c60223e0914c1d2
AgentTesla
+ 10'640 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200714-wz6p1188xe/
Behaviour
Suspicious use of AdjustPrivilegeToken
Modifies registry key
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Drops file in Drivers directory
AgentTesla
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_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

7z a40cf29c37a1d422a2b220bb848b27d57f415d64f680260df2b6d984933b889d

AgentTesla

Executable exe f84fb6d4efc2d260e4afc8515a01646621b32a5a8e767d7f0056a3e3f0f9aacb

(this sample)

  
Dropped by
MD5 d8e7bc47acfa638eafc51cfe28357d15
  
Dropped by
SHA256 a40cf29c37a1d422a2b220bb848b27d57f415d64f680260df2b6d984933b889d
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/25581/

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