MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b275294485c13f167c07e4cb6d58778e9c0b4d1bf727002b947dce7138ad4312. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b275294485c13f167c07e4cb6d58778e9c0b4d1bf727002b947dce7138ad4312
SHA3-384 hash: 9b27e2a85866c6283cc3402ee2991be8136a6014bffd1c4c0c1294d1e03a40764979272677c5dd0c87ae80e738755399
SHA1 hash: 528c9070997e9fa82cf24b121d6a4a272f7627a9
MD5 hash: f533135fbe5aaf291f641d3365f4bbe5
humanhash: sink-neptune-edward-montana
File name:BL Draft and Packing list.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:592'384 bytes
First seen:2020-07-24 10:53:34 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:Zh+ypNbaA2iN3WZdML6OFtAUNX8a9Z/M+hMvH9igxnI:ZxpoA1xGfUqa9ZuigxnI
Threatray 10'596 similar samples on MalwareBazaar
TLSH 5CC4AD152AC8165FF5AD3BBDB3671420EB78A8151ABBEF1D3DC6D0EC183232099417A7
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mafemobile.com
Sending IP: 172.93.148.220
From: Mrs Jennny Stark <poonam@mafemobile.com>
Subject: RE: Packing list and Draft B/L
Attachment: BL Draft and Packing list.rar (contains "BL Draft and Packing list.exe")

AgentTesla SMTP exfil server:
smtp.yandex.ru:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/32169/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b275294485c13f167c07e4cb6d58778e9c0b4d1bf727002b947dce7138ad4312/
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Create hunting rule
Status:
Malicious
First seen:
2020-07-24 10:55:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wj2ssrefye7rm7ah4tfw2wdxr2oawti364tqak4upxhhcofnimja._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a3c337608883c4e7ea9d7a672a5f48605386e6016afe0616739820bed50b9b86
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a524eba8fba60a241de6305150484aab5f283cba4840d7961755eb5e10952aff
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AgentTesla
+ 10'586 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/200724-ateqe23wmj/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/b275294485c13f167c07e4cb6d58778e9c0b4d1bf727002b947dce7138ad4312

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 8c92564bab1246ae8ab958b6e0419bab4e79a29cdc81d91ae41d5b81244bbfd5

AgentTesla

Executable exe b275294485c13f167c07e4cb6d58778e9c0b4d1bf727002b947dce7138ad4312

(this sample)

  
Dropped by
MD5 37a441410d5dd4501ac1f94b419044e4
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/32169/
  
Dropped by
SHA256 8c92564bab1246ae8ab958b6e0419bab4e79a29cdc81d91ae41d5b81244bbfd5

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