MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66def3420ebfcf662ea2a968bed4968ed853514fb11fc15254faf20b81fcc320. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66def3420ebfcf662ea2a968bed4968ed853514fb11fc15254faf20b81fcc320
SHA3-384 hash: 33227d105de97b95cba1a5cd54cd35dd6f5f6e568aebdeaaa8b25a0bd5f40710789f8e57e03c3f507235c453aff6e6b3
SHA1 hash: fa1fe4d0af59d27b0deb01a5893039bc39c8c30a
MD5 hash: a1cc869ad2d9238c8226b9640ec0f639
humanhash: bakerloo-enemy-oscar-sixteen
File name:Packing Lis LS Cargos.xlsx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:651'776 bytes
First seen:2020-05-12 05:55:39 UTC
Last seen:2020-05-12 07:25:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:NjLkVtPc2i6TDUam+synXsBE+486cTMdxo/99Fplab/pe3NilL8YNx:1LkVtk2hTDUIv6Ex86cTMdqq2UGYNx
Threatray 10'739 similar samples on MalwareBazaar
TLSH 89D4F16E33D9EA0BCB7A0DFE8441410023B5651452A6E3E33DC5A5FF16F4BD22986B87
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR.15327.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-12 04:29:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=m3ppgqqox7hwmlvcvful5vewr3mfgukpwep4cusu7lzaxap4ymqa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
093488b2eaa06e5a9c72b80bc32a54e6beeda6597cf753f872ffc74816aa2b06
AgentTesla
1eee887b16c1d789c1869219de2609fbc29ef3ee0c0625f2907c71e9ba701daf
AgentTesla
2891f7e6c9ba11f619eb1288ce08e05e98b2d6881737903cf04fc7043099a8fe
AgentTesla
2c96b6799b4a15f6cd01ae6aabae3181b13d128b7b085854c77ee71253139040
AgentTesla
308e04807a9f69befe64f30fb47e730da8bbb0f3d8e6ab3b111d2d9cbc6ea0d3
AgentTesla
95a428e8e715c2196655a1a0ff7842d1867d894c1acfc4f04ebf552537c57a4c
AgentTesla
b20c989115553de604a8f7f6bd58ef25920c241e1f5af881008aa4dcb21d79d1
AgentTesla
e827414f6e03d1c59af0cc4e687be3d3f6ecb488e5c7df109fefe833d07d7564
AgentTesla
eda02fbb1dc0c0fe2555b90f4073e05f821ff7ccc92547a669e19bd551dc7693
AgentTesla
f29c7a735adfcc42de35a17646ead9eaf23ae1a0cc99ad468b720d0e3be7dad6
AgentTesla
+ 10'729 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/201109-br4d6deqjj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
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
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

rar 2957bfb783b170ce1ef156790e1d12730adfb80a5f68086aee488d0350a085c1

AgentTesla

Executable exe 66def3420ebfcf662ea2a968bed4968ed853514fb11fc15254faf20b81fcc320

(this sample)

  
Dropped by
MD5 e057e64c7a58c6d21ef0a9041ec4c14b
  
Dropped by
SHA256 2957bfb783b170ce1ef156790e1d12730adfb80a5f68086aee488d0350a085c1
  
Delivery method
Distributed via e-mail attachment

Comments