MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 623631ebcd52fe082d1f0507fef53e6a3bcec44cf4225550ad077592db0c0832. 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: 623631ebcd52fe082d1f0507fef53e6a3bcec44cf4225550ad077592db0c0832
SHA3-384 hash: 81b21028d8cce8f23b6e9440530255cd6ba406b301569d47f9b309575dcc0a6d3445a2e288eefbda6e30f2ab2704521d
SHA1 hash: 3fa5a56c807776d7ea8189634e8151d031d102d7
MD5 hash: e8167a35a77c13a602173af32fd85837
humanhash: uniform-kansas-pennsylvania-nuts
File name:gunzipped
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'673'216 bytes
First seen:2020-06-05 13:47:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:Ptb20pkaCqT5TBWgNQ7aDAYXBbdW9nTB/s6NYJtLOfjeKwQJh6A:MVg5tQ7aDAYxbdW9G6NAZ85
Threatray 10'957 similar samples on MalwareBazaar
TLSH B575E11373DD8361C3B26273BA657B01BEBB782506A1F96B2FD4093DE920162521E773
Reporter abuse_ch
Tags:AgentTesla DHL


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.gr-indtech.com
Sending IP: 210.2.64.2
From: DHL Express <cs@masterbatchvn.com>
Subject: Failed DHL Delivery Notification
Attachment: Delivery Note AWD-209383736373-38683635373.gz (contains "gunzipped")

AgentTesla FTP exfil server:
ftp.irregnancised.com:21

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Predator
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 12:26:26 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mi3dd26nkl7aqli7aud755j6ni545rcm6qrfkufna52zfwymbaza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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829008943eff3aa587242f2dda6989e2f2b1e7cf7abcb10099071aa2444a9cb8
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89f5773de397e09275d7d02812ec937343e878030232964061bb6aafdea5ccde
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8e340cf377dc2ea5fd299d5d2c6647b30128fb9fa8bcb88e752ae6e3df145233
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AgentTesla
+ 10'947 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/201109-8t9ykk8g2a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
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

gz 95126f65519dee72d8b13ba623e0f9d5c67434b9e217f3c1b850e1c4ac38ca52

AgentTesla

Executable exe 623631ebcd52fe082d1f0507fef53e6a3bcec44cf4225550ad077592db0c0832

(this sample)

  
Dropped by
MD5 91ee59918d00ea54db147de479a1596f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 95126f65519dee72d8b13ba623e0f9d5c67434b9e217f3c1b850e1c4ac38ca52

Comments