MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b3d8aa76482406ce6941ee87b39e2618ac56bc7b2366b5d1b0ebecc63f6feb8. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3b3d8aa76482406ce6941ee87b39e2618ac56bc7b2366b5d1b0ebecc63f6feb8
SHA3-384 hash: f84fe4d3237defdf17c46e058c7a635459821dedcfd1d7da8f7bd5784bd82a85a953cc0042070586b1e01f4e30eff3e9
SHA1 hash: c6616f918cd9cb4e82d7a1e94d3ba342743d4fde
MD5 hash: b097878be3048c927751938bc0c73526
humanhash: triple-finch-fruit-purple
File name:[New-Quotation] WEP-60CMM -July(191016),xls.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:370'176 bytes
First seen:2020-07-02 07:18:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:Spixts80mXqXPUuFeMYr0yzJ1O2wDJweQuCvpPxE60179QoHlRvbcgM4vxjQC/91:Gixts80mOPUuJzsaN6vBx1099Qo9cgBG
Threatray 10'705 similar samples on MalwareBazaar
TLSH CD74E128ABFC9224FCBE1AB0E9B541445333B9D96831E35E014DA45E2FB7F418A91773
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: smtp2.hiworks.co.kr
Sending IP: 121.254.168.210
From: 박수찬 <uplusedo@uplusedo.com>
Reply-To: "박수찬" <uplusedo@uplusedo.com>
Subject: 견적 요청 (7 월 주문)
Attachment: New-Quotation WEP-60CMM -July191016,xls.img (contains "[New-Quotation] WEP-60CMM -July(191016),xls.exe")

AgentTesla C2:
http://cxgrd65ty5.gb.net//inc/c50f70b1e7821b.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/18357/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WQV.8684.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3b3d8aa76482406ce6941ee87b39e2618ac56bc7b2366b5d1b0ebecc63f6feb8/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-02 07:20:08 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hm6yvj3eqjagzzuud3uhwopcmgfmk26hwi3gwxi3b27myy7w724a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
132451f148452e78cb2252e7725a1fb5eb2eacc6ba5687185730c1f8cc0c1236
AgentTesla
17ed2f2ec07ba4a175b698cd30b172ca2e8fe8ebb2a13e08e6e1f3990781888a
AgentTesla
1c2bc64a7bfeaa6b61a5094ee4562008df806659b49e81f449e74be07bfcd80c
AgentTesla
241ae997ca6908aa0e3eaf306ec63193fd98243f055e770ae0e2180a5605ee72
AgentTesla
249470e3d05c5ccf6bc0e844bbaa8aaad1cfa94ba499cb60900a4394db427c2b
AgentTesla
699f0e5324e4086d23929e80bc2eafba618f503d3df37a59c8c30a79c38da858
AgentTesla
76fb1d5cfa8df8ed4576587c6a45169f8fb052ca345d3479ea6948d26cd1d9a7
AgentTesla
803839d7267b1b3bc8b26010a8ef03ffe9adfe41ad5f5ae85814d580292868c5
AgentTesla
b90e9ce5f5236e570d28b1833f4f285527a486b885d82861e78a1bf3e2bcf827
AgentTesla
b96bbb237240e83d7c44aeeafea577e726558d48449a79cefd06bbd78d689eb4
AgentTesla
+ 10'695 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200702-geyb45ecf2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Drops file in Drivers directory
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

img 0b461ce6bf6a23b46a50827c529275bef97e331c99fdc9aa84c95fdb9c8e1cbb

AgentTesla

Executable exe 3b3d8aa76482406ce6941ee87b39e2618ac56bc7b2366b5d1b0ebecc63f6feb8

(this sample)

  
Dropped by
MD5 ee8597ec5e88d6ddda59b14fcdffac70
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 0b461ce6bf6a23b46a50827c529275bef97e331c99fdc9aa84c95fdb9c8e1cbb
Cape
Cape
https://www.capesandbox.com/analysis/18357/

Comments