MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4b216f8933c36d4ac90ab772e7b5ec375e87e009c3d45022e953870feb320c2. 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: c4b216f8933c36d4ac90ab772e7b5ec375e87e009c3d45022e953870feb320c2
SHA3-384 hash: 6956cdaf8bcde3fbef56b03d4267e40fb57025930f6a28759cde77db8871d4d67afe44060b7f304afb1b50dc015cffb2
SHA1 hash: d8874318f227593bb48e9ee235d3296383ab23ec
MD5 hash: 66e7a3fdf7a7ca9f24310d6c0ca45f15
humanhash: stream-cola-angel-helium
File name:CargoINVpdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:699'392 bytes
First seen:2020-06-03 15:33:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:ombUPc5zqtmxO28TC7NF6ELoQRyO8c4+otefGL8r+CoZc3+lpxYlaZtnfAoOc2Um:ombQIu2OfTuUvnfAof5tHFZy+1d
Threatray 10'931 similar samples on MalwareBazaar
TLSH 79E46BAD321072EFC85BD472DEA81C68EA6174BB831F4207942715ADEE4D997CF244F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: seatrans.co.in
Sending IP: 103.253.125.205
From: SB Hwang <weh1@j-walong.com>
Subject: RE: Additional BL[CArgo Arrival]
Attachment: CargoINV.pdf.arj (contains "CargoINVpdf.exe")

AgentTesla SMTP exfil server:
secure231.servconfig.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-03 15:36:08 UTC
AV detection:
26 of 48 (54.17%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yszbn6ethq3njleqvn3s4626yn26q7qatq6ukarosu4hb7vtedba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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de78d6ebc53d0a17441d132529eb2db65ec206e7f4223382337e190aec29b150
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ece95023cb705530533957a23138102a00540fcc5dd6c3441867cb4e0c0af841
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AgentTesla
+ 10'921 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-l67v4xt8tj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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
rezer0
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

zip d5d895e3d13c4b854f4c3147c3da7a7a85cd91f11ef5d2f643c60b34a6132d36

AgentTesla

Executable exe c4b216f8933c36d4ac90ab772e7b5ec375e87e009c3d45022e953870feb320c2

(this sample)

  
Dropped by
MD5 c00e1dbf369812d652f3706ed8556876
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d5d895e3d13c4b854f4c3147c3da7a7a85cd91f11ef5d2f643c60b34a6132d36

Comments