MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6cec4d45ec32bf036c8b5a513e029a5012c799e16acef1481e41822ba20dce8a. 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: 6cec4d45ec32bf036c8b5a513e029a5012c799e16acef1481e41822ba20dce8a
SHA3-384 hash: 0ef75c9448be0d081d8a84473ca3db55d31bd2048c105d004459339740f52b33437fd94abb6218c72893ecc7ae0b5de2
SHA1 hash: de033ba17f3b675d6907e154a0444e73b572f7ef
MD5 hash: d64ae064a4fc5d008723a2d092d232e5
humanhash: vegan-bravo-pizza-butter
File name:SecuriteInfo.com.BehavesLike.Win32.Trojan.nm.23815
Download: download sample
Signature AgentTesla
Create hunting rule
File size:37'376 bytes
First seen:2021-01-20 11:08:43 UTC
Last seen:2021-01-20 16:26:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 768:Vfddz8YaQffk9T6ZEZahqwYTuLKjYwAmw4rk1M4UE:J8b99T8QoqQ+6mfk1M4U
Threatray 2'206 similar samples on MalwareBazaar
TLSH 44F2826133C89F56F17B8739327310A35B653A8333B78B68D9A1079A8C51BC56F62E43
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
163
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO2100135.doc
Verdict:
Malicious activity
Analysis date:
2021-01-20 06:44:31 UTC
Tags:
opendir exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/0851474b-6eed-491c-b26c-bb5f3356638f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/113067/
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Trojan.nm.23815.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/585997
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Connects to a pastebin service (likely for C&C)
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Drops PE files to the startup folder
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell adding suspicious path to exclusion list
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 342028 Sample: SecuriteInfo.com.BehavesLik... Startdate: 20/01/2021 Architecture: WINDOWS Score: 100 59 mail.privateemail.com 2->59 65 Multi AV Scanner detection for dropped file 2->65 67 Sigma detected: Powershell adding suspicious path to exclusion list 2->67 69 Multi AV Scanner detection for submitted file 2->69 71 7 other signatures 2->71 8 SecuriteInfo.com.BehavesLike.Win32.Trojan.nm.exe 24 7 2->8         started        13 SecuriteInfo.com.BehavesLike.Win32.Trojan.nm.exe 2->13         started        15 SecuriteInfo.com.BehavesLike.Win32.Trojan.nm.exe 2->15         started        17 SecuriteInfo.com.BehavesLike.Win32.Trojan.nm.exe 2->17         started        signatures3 process4 dnsIp5 61 193.239.147.103, 49728, 49739, 49749 DEDIPATH-LLCUS Brunei Darussalam 8->61 63 pastebin.com 104.23.98.190, 443, 49730, 49754 CLOUDFLARENETUS United States 8->63 53 SecuriteInfo.com.B...Win32.Trojan.nm.exe, PE32 8->53 dropped 55 SecuriteInfo.com.B...exe:Zone.Identifier, ASCII 8->55 dropped 57 SecuriteInfo.com.B...2.Trojan.nm.exe.log, ASCII 8->57 dropped 73 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->73 75 Creates an undocumented autostart registry key 8->75 77 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->77 85 4 other signatures 8->85 19 powershell.exe 19 8->19         started        21 powershell.exe 20 8->21         started        23 powershell.exe 22 8->23         started        33 6 other processes 8->33 79 Adds a directory exclusion to Windows Defender 13->79 81 Hides threads from debuggers 13->81 83 Injects a PE file into a foreign processes 13->83 25 powershell.exe 13->25         started        27 powershell.exe 13->27         started        29 powershell.exe 13->29         started        31 powershell.exe 13->31         started        file6 signatures7 process8 process9 35 conhost.exe 19->35         started        37 conhost.exe 21->37         started        39 conhost.exe 23->39         started        41 conhost.exe 25->41         started        43 conhost.exe 27->43         started        45 conhost.exe 29->45         started        47 conhost.exe 33->47         started        49 WerFault.exe 33->49         started        51 WerFault.exe 33->51         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6cec4d45ec32bf036c8b5a513e029a5012c799e16acef1481e41822ba20dce8a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-20 04:44:19 UTC
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ntwe2rpmgk7qg3elljit4au2kajmpgpbnlhpcsa6igbcxiqnz2fa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
07d5f066f676954e18d83828bca1f87947ef5612997aa09f63c6abb992150225
AgentTesla
08ae3a735881e41099740e2e79fcd4107d5e94fe9267e28d6bf8bd9fd80a7ce6
AgentTesla
0d18d3ad450d2c0b56cc07a890d32b45bec36dc3c1ee28a0affd530687701eea
AgentTesla
342af886075cca7fdeb8b212c3cfa6721adb1282dd670f0221a7f08cf1946dda
AgentTesla
38cf806ecaf30b5209ebce1a41e7ac877d3201cec05f4a665fe85797a7069bbc
AgentTesla
428b4819734a979d5685b235d190ab9e07bfd6e5098e22ee9195cd386dc701d0
AgentTesla
484a8627e58d52623e67f88d6e90a2bd5e81a234dd3e1a528b42d30480b67f7a
AgentTesla
6810cc6edb1ced93f416b478d0d793b3a01bcfd37d8927388fd55ec2b1086e29
AgentTesla
6d3deba9b84a0196b94370ee9a1201893fcacacc6736638407d0c4b11b7995a2
AgentTesla
a7d250d16e52be594a0dc8292110a3bab73b77840e011f6e90c637a674fe5600
AgentTesla
+ 2'196 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210120-n1mlbyz9wj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Maps connected drives based on registry
Checks BIOS information in registry
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Windows security modification
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
AgentTesla
Modifies WinLogon for persistence
Modifies Windows Defender Real-time Protection settings
Windows security bypass
Turns off Windows Defender SpyNet reporting
Unpacked files
SH256 hash:
6cec4d45ec32bf036c8b5a513e029a5012c799e16acef1481e41822ba20dce8a
MD5 hash:
d64ae064a4fc5d008723a2d092d232e5
SHA1 hash:
de033ba17f3b675d6907e154a0444e73b572f7ef
Link:
https://www.unpac.me/results/08c5d294-8970-4f38-8ed0-ff847e3c37a2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Dropper
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/6cec4d45ec32bf036c8b5a513e029a5012c799e16acef1481e41822ba20dce8a

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

AgentTesla

Executable exe 6cec4d45ec32bf036c8b5a513e029a5012c799e16acef1481e41822ba20dce8a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/972076/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/113067/

Comments