MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70. 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: 14


Intelligence 14 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70
SHA3-384 hash: 4ebe18e2e0f0c48aa9f6fc700b791c574e05b08355b36126aa5ebddbd5b310ca6ffbb5f29ec4ca5a27d4760cb24b8179
SHA1 hash: 4118f6a8c4e510033ec65a77bd2d7269ccb87785
MD5 hash: 65a35e63926ef49b4856ff924f695e68
humanhash: apart-tango-carbon-magnesium
File name:70199526300.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:867'328 bytes
First seen:2023-08-17 09:42:58 UTC
Last seen:2023-08-17 12:52:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:t1LAhRmeuWCLraizRk5Kqgbye2WkRUFtgkdkybsy4N/WN9i7cBapTkxyKn:woeuWCXd1+g+e2Wh2ekZ5WN4iWkxrn
Threatray 5'595 similar samples on MalwareBazaar
TLSH T13805E13CFD1276A7C99F4DB74DD3C43282381D127A5B9DF014CB72DABAB522895102BA
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 cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
290
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
70199526300.exe
Verdict:
Malicious activity
Analysis date:
2023-08-17 09:44:12 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/ede87dfe-e4ee-4e2c-8e0d-19a9f54e83c8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/443180/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.7952.16744.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e6ac0810-639d-4492-8ce6-4aa3e2aafa8b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1292679
Signature
.NET source code contains potential unpacker
Bypasses PowerShell execution policy
Drops PE files to the startup folder
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Copy file to startup via Powershell
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: 1292679 Sample: 70199526300.exe Startdate: 17/08/2023 Architecture: WINDOWS Score: 100 54 mail92100.maychuemail.com 2->54 56 api4.ipify.org 2->56 58 api.ipify.org 2->58 60 Found malware configuration 2->60 62 Malicious sample detected (through community Yara rule) 2->62 64 Multi AV Scanner detection for dropped file 2->64 66 6 other signatures 2->66 8 70199526300.exe 3 2->8         started        11 wSStSI.exe 3 2->11         started        13 wSStSI.exe 2 2->13         started        15 adobe.exe.exe 2->15         started        signatures3 process4 signatures5 80 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->80 82 May check the online IP address of the machine 8->82 84 Bypasses PowerShell execution policy 8->84 17 70199526300.exe 17 5 8->17         started        22 powershell.exe 14 8->22         started        86 Multi AV Scanner detection for dropped file 11->86 88 Injects a PE file into a foreign processes 11->88 24 wSStSI.exe 2 11->24         started        26 powershell.exe 5 11->26         started        28 powershell.exe 5 13->28         started        30 powershell.exe 15->30         started        process6 dnsIp7 46 mail92100.maychuemail.com 112.213.92.100, 49721, 49761, 49766 SUPERDATA-AS-VNSUPERDATA-VN Viet Nam 17->46 48 api4.ipify.org 64.185.227.156, 443, 49717, 49733 WEBNXUS United States 17->48 50 api.ipify.org 17->50 40 C:\Users\user\AppData\Roaming\...\wSStSI.exe, PE32 17->40 dropped 42 C:\Users\user\...\wSStSI.exe:Zone.Identifier, ASCII 17->42 dropped 68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->68 70 Tries to steal Mail credentials (via file / registry access) 17->70 72 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->72 44 C:\Users\user\AppData\...\adobe.exe.exe, PE32 22->44 dropped 74 Drops PE files to the startup folder 22->74 76 Powershell drops PE file 22->76 32 conhost.exe 22->32         started        52 api.ipify.org 24->52 78 Tries to harvest and steal browser information (history, passwords, etc) 24->78 34 conhost.exe 26->34         started        36 conhost.exe 28->36         started        38 conhost.exe 30->38         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-08-17 07:52:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
25 of 38 (65.79%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4wlfzhrh6xkwoutae3hx7xqgkpyi4adityoukmdn4siabfbdvya._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1520e3aac22234e1618a340dd4fd8015b661e07f43376291f86f4e59fe00a86a
AgentTesla
163fdfd91953364306bcf8c6d69cada7306f0452fe3373e3247b5641123a0251
AgentTesla
40c36e5d6cec1bac32779ed8e2e2dceceae01a70115a23d3b3d32e9c56db86b3
AgentTesla
5244fa4cd53ba538933055ee4b4bec7f9579905c61868aac1bead60f773c3108
AgentTesla
5ea4e5a7bf4eea3fc6bc09fddcda1844dc29481429fe05e5d4f65776f51a5a8e
AgentTesla
6eefdf2b638055093eef90cee1a6ebec2a2b238daf74576fef0e8eca6a02f2af
AgentTesla
6f4954a23f51c48f450992f809848da3a8bb5c1d7c4bc262332fa2507f1a1cc9
AgentTesla
e1fae54e9fb4d1c3d42119a980b7992cbadfda5c7051de61a2d1cef9d251c173
AgentTesla
f14adf8284d2d04072445b5744da50141332a86ec1f28fd7ca6e316b1a7e0b24
AgentTesla
f2a228803ecd97cb21207b13024d38b890aac02dcbe04fb2ec74a10550bc1589
AgentTesla
+ 5'585 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence spyware stealer
Link:
https://tria.ge/reports/230817-lpw85sgf88/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
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
Unpacked files
SH256 hash:
7c7dae711d036d21531c86e799e066a860a66502effe68cd8ba3c0abef9473be
MD5 hash:
5c6236ffaab012b20c878cdbb0a5c9bc
SHA1 hash:
9c203a38eb1649d07c4fcfd013e2edff193c9179
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/2c0d6ec5-1ee2-4e4e-bd3d-267a5fe54d35/
Parent samples :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 hash:
10948ebe20fa6b3b2f311f6f051e8aae3f39f4ae5ecdd0667c98b71ad5bdcdc7
MD5 hash:
3ed7d7d29fc64bbaa80b84919b5d8b70
SHA1 hash:
7b0a0c7f3c8b500f28e80286665d21f35fd0beb7
Link:
https://www.unpac.me/results/2c0d6ec5-1ee2-4e4e-bd3d-267a5fe54d35/
SH256 hash:
198a65f6a3f780f1a022f030629e8561c31cc555a113f570a566d40d1ee56a05
MD5 hash:
9b3a1b5d3ffe9fb9db6c5aaefa1ae076
SHA1 hash:
0da05e4c72430da0d061a02cd6cf50c41e6bd83a
Link:
https://www.unpac.me/results/2c0d6ec5-1ee2-4e4e-bd3d-267a5fe54d35/
SH256 hash:
b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70
MD5 hash:
65a35e63926ef49b4856ff924f695e68
SHA1 hash:
4118f6a8c4e510033ec65a77bd2d7269ccb87785
Link:
https://www.unpac.me/results/2c0d6ec5-1ee2-4e4e-bd3d-267a5fe54d35/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b72cb2e4f13f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:NET
Create hunting rule
Author:malware-lu
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

zip 95735577af57ae8c6108f83ac497e5a9e3ebdb65f60b470ee8ec49aa8ab90150

AgentTesla

Executable exe b72cb2e4f13faeab3a9301367bfef0329f84700344f0ea29836f248004a11d70

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 95735577af57ae8c6108f83ac497e5a9e3ebdb65f60b470ee8ec49aa8ab90150
Cape
Cape
https://www.capesandbox.com/analysis/443180/
  
Dropped by
MD5 b038ab137431722812a07def44408d23

Comments