MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86
SHA3-384 hash: 72e77ed56f95dfbd4c2cd49718db14c3ba46ed4749cc83937878b2ba263e2019a59d980d60d30cb80264c5c57746b1a6
SHA1 hash: f306ffb7fb352ab39723c84e0c1a86223badf153
MD5 hash: 5574f2704e4fb6a85586da3b24fb36ee
humanhash: indigo-rugby-nebraska-fourteen
File name:QUOTE 202300221.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:406'528 bytes
First seen:2023-04-12 12:51:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:k5366fSrPrqPPdiZMo2KRpMp23/UvAfQA/lGBXWJQgyv+1RdbZY:kJGKndRCvMpS/zQI4gyv+1
Threatray 18 similar samples on MalwareBazaar
TLSH T1A184E70276EFC9A3F3DA2736C5A6041423B4F941B3A7DF1E79AA139A08437A5DD01793
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla payload URL:
http://193.42.33.80/77.bmp

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
251
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
QUOTE 202300221.exe
Verdict:
Malicious activity
Analysis date:
2023-04-12 12:59:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5ee16c34-7fea-4432-8fe8-c044a2a6735f

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/381797/
Detection(s):
PUA.Win.Packer.Medvedev-6482674-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6436a978dc56f4848360749f/reports/06660985-ad17-48b5-aa07-39e355c60f70/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5efb4c45-5d2e-4535-9110-9f3094da7ddb
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1212651
Signature
Antivirus detection for URL or domain
Creates multiple autostart registry keys
Encrypted powershell cmdline option found
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 845571 Sample: QUOTE_202300221.exe Startdate: 12/04/2023 Architecture: WINDOWS Score: 100 61 smtp.gmail.com 2->61 63 api4.ipify.org 2->63 65 api.ipify.org 2->65 83 Antivirus detection for URL or domain 2->83 85 Multi AV Scanner detection for dropped file 2->85 87 Multi AV Scanner detection for submitted file 2->87 89 6 other signatures 2->89 8 QUOTE_202300221.exe 16 7 2->8         started        13 Bypwsm.exe 14 4 2->13         started        15 Bypwsm.exe 3 2->15         started        17 2 other processes 2->17 signatures3 process4 dnsIp5 81 193.42.33.80, 49697, 49701, 49702 EENET-ASEE Germany 8->81 55 C:\Users\user\AppData\Roaming\...\Bypwsm.exe, PE32 8->55 dropped 57 C:\Users\user\...\Bypwsm.exe:Zone.Identifier, ASCII 8->57 dropped 59 C:\Users\user\...\QUOTE_202300221.exe.log, ASCII 8->59 dropped 103 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->103 105 May check the online IP address of the machine 8->105 107 Encrypted powershell cmdline option found 8->107 109 Creates multiple autostart registry keys 8->109 19 QUOTE_202300221.exe 2 5 8->19         started        24 powershell.exe 16 8->24         started        26 QUOTE_202300221.exe 8->26         started        111 Multi AV Scanner detection for dropped file 13->111 113 Machine Learning detection for dropped file 13->113 115 Injects a PE file into a foreign processes 13->115 28 Bypwsm.exe 13->28         started        34 2 other processes 13->34 30 Bypwsm.exe 15->30         started        36 2 other processes 15->36 32 My App.exe 17->32         started        38 2 other processes 17->38 file6 signatures7 process8 dnsIp9 67 api4.ipify.org 104.237.62.211, 443, 49700, 49706 WEBNXUS United States 19->67 69 smtp.gmail.com 108.177.126.108, 49703, 587 GOOGLEUS United States 19->69 71 api.ipify.org 19->71 51 C:\Users\user\AppData\Roaming\...\My App.exe, PE32 19->51 dropped 53 C:\Users\user\...\My App.exe:Zone.Identifier, ASCII 19->53 dropped 91 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->91 93 Tries to steal Mail credentials (via file / registry access) 19->93 95 Creates multiple autostart registry keys 19->95 40 conhost.exe 24->40         started        73 192.168.2.1 unknown unknown 28->73 75 api.ipify.org 28->75 97 Tries to harvest and steal browser information (history, passwords, etc) 28->97 99 Hides that the sample has been downloaded from the Internet (zone.identifier) 28->99 77 api.ipify.org 30->77 79 api.ipify.org 32->79 43 conhost.exe 34->43         started        45 conhost.exe 36->45         started        47 conhost.exe 38->47         started        49 conhost.exe 38->49         started        file10 signatures11 process12 signatures13 101 Encrypted powershell cmdline option found 40->101
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-04-12 09:26:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=evnsehsntyu5zafiz4gzlrjofg2ld5x4xvdhugpa27ohncnap6da._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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159d98362df9853029651ed00cc363dbada760b2427150ffa23e7827e205b882
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3c25fa2e61f0267ebf1a1b49846abb806ea365bd4a205bfaf635035cef58d135
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95aee7feb92f8e8f236f65399712ed5be9ca5f52c6dbec65ab650c6db63f24fb
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AgentTesla
+ 8 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230412-p33jvsdg8v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86
MD5 hash:
5574f2704e4fb6a85586da3b24fb36ee
SHA1 hash:
f306ffb7fb352ab39723c84e0c1a86223badf153
Link:
https://www.unpac.me/results/fadb112c-7716-416c-9a9a-dd50883d2dc7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/255b221e4d9e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

Executable exe 255b221e4d9e29dc80a8cf0d95c52e29b4b1f6fcbd467a19e0d7dc7689a07f86

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2607052/
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/381797/

Comments