MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 725812db416e89c4bafe2924855ab5a3f7769a22c69bc02038bbe58e95c6ea7e. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 725812db416e89c4bafe2924855ab5a3f7769a22c69bc02038bbe58e95c6ea7e
SHA3-384 hash: efc46af5318dfd0c2b277e2c0e374641db9e6e9cafb1a2f79a08e0877219e2fc24e6bcea31cfc40a00f10a2268056531
SHA1 hash: e370ac738a52a58cad0c58a392d817e7eed3c650
MD5 hash: ba4ca82ee4375ca5af7fa9ade01d445e
humanhash: maine-magnesium-mars-dakota
File name:nAzwCl5JbgDN9JQ.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:504'320 bytes
First seen:2020-07-22 08:36:09 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:URzgwCaESI92iNob8yBaG8UF5Wqds3DOtbsI4u3CAk:laEh91iZLWmszq4IL3C
Threatray 10'725 similar samples on MalwareBazaar
TLSH FCB4DF21F7F406E9DB9847B9E02615109BB5661E67EAE30D5FA6F0EC0932B004727F27
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: vps.cinderllafashion.com
Sending IP: 45.95.169.119
From: 銅鑼生產計畫課-吳彥瑤 Nina <nina@pahsco.com.tw>
Subject: Purchase order B1-20003516 (銅鑼紙器).
Attachment: Purchase order B1-20003516.zip (contains "nAzwCl5JbgDN9JQ.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/30946/
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
Launching the process to change network settings
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/394714
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/725812db416e89c4bafe2924855ab5a3f7769a22c69bc02038bbe58e95c6ea7e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-22 08:38:07 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ojmbfw2bn2e4jox6fesikwvvup3xngrcy2n4aibyxpsy5fog5j7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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+ 10'715 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware persistence keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200722-5xj3syrvyx/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Modifies service
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Unknown
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/725812db416e89c4bafe2924855ab5a3f7769a22c69bc02038bbe58e95c6ea7e

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 f90acd14d8fe024146b470c42a1cf95abc938e8a2be60e0e1ed124787a9363b7

AgentTesla

Executable exe 725812db416e89c4bafe2924855ab5a3f7769a22c69bc02038bbe58e95c6ea7e

(this sample)

  
Dropped by
MD5 d4282dd57339d232153c8273f0b24a69
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/30946/
  
Dropped by
SHA256 f90acd14d8fe024146b470c42a1cf95abc938e8a2be60e0e1ed124787a9363b7

Comments