MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff15b350c7e36195d41344e9b6eb4c9ac3a4648b3db76df9db8d1dbe24ef4bfa. 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: 15


Intelligence 15 IOCs YARA 7 File information Comments
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SHA256 hash: ff15b350c7e36195d41344e9b6eb4c9ac3a4648b3db76df9db8d1dbe24ef4bfa
SHA3-384 hash: 2c0466634708bfcd07e0ed622c396d8d6a03b903afcbddce29f86c344c35930e6da8796e37064d682a4896faa53080fc
SHA1 hash: ea575cf09d1536ceb16ecbf25487bba6964ccc55
MD5 hash: 80aabd72d0b588edeabb5534a3c81d29
humanhash: tango-triple-music-mobile
File name:SecuriteInfo.com.Trojan-Spy.MSIL.Agent.22569.6351
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'130'496 bytes
First seen:2023-08-28 10:39:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:dHpMJyuE18hX7rbSbd/2Gd0n5FndwyX+ygX9rdjUK3SxGP1/GYU7mOOP8b4vNwYc:KX7HSZOGdOFdwsytrNixXYUQKGJ8dMi
TLSH T12A35D0EB2AA4582EC97D4AFEF3394C49B3AD85E8530BF705B89547B09427B306731613
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
287
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan-Spy.MSIL.Agent.22569.6351
Verdict:
Malicious activity
Analysis date:
2023-08-28 10:41:23 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/738ab9e5-0aab-4f41-802b-deff19d14ca5

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/444891/
Detection(s):
SecuriteInfo.com.Trojan-Spy.MSIL.Agent.22569.6351.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/64ec79847444d2eb09f28412/reports/51c716d4-e7fd-418f-9471-31bb150d264c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ff15b350c7e36195d41344e9b6eb4c9ac3a4648b3db76df9db8d1dbe24ef4bfa
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/3c2fca38-9bf4-4cd9-b14b-b750c21d4a90
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1298625
Signature
.NET source code contains potential unpacker
Creates multiple autostart registry keys
Found malware configuration
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)
Sample uses string decryption to hide its real strings
Sigma detected: MSBuild connects to smtp port
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1298625 Sample: SecuriteInfo.com.Trojan-Spy... Startdate: 28/08/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 6 other signatures 2->51 6 SecuriteInfo.com.Trojan-Spy.MSIL.Agent.22569.6351.exe 1 5 2->6         started        10 Xcntx.exe 5 2->10         started        12 Xcntx.exe 2->12         started        14 2 other processes 2->14 process3 file4 31 C:\Users\user\AppData\Roaming\Xcntx.exe, PE32 6->31 dropped 67 Creates multiple autostart registry keys 6->67 69 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 6->69 71 Writes to foreign memory regions 6->71 16 MSBuild.exe 17 4 6->16         started        73 Multi AV Scanner detection for dropped file 10->73 75 Machine Learning detection for dropped file 10->75 77 Injects a PE file into a foreign processes 10->77 21 MSBuild.exe 3 10->21         started        23 MSBuild.exe 12->23         started        25 conhost.exe 14->25         started        27 conhost.exe 14->27         started        signatures5 process6 dnsIp7 33 mail.exceltruea.com 162.241.27.28, 49714, 49718, 49731 UNIFIEDLAYER-AS-1US United States 16->33 35 api4.ipify.org 64.185.227.156, 443, 49713, 49717 WEBNXUS United States 16->35 37 api.ipify.org 16->37 29 C:\Users\user\AppData\Roaming\...\wSStSI.exe, PE32 16->29 dropped 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->53 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->55 57 May check the online IP address of the machine 16->57 59 Creates multiple autostart registry keys 16->59 39 api.ipify.org 21->39 41 104.237.62.211, 443, 49730 WEBNXUS United States 23->41 43 api.ipify.org 23->43 61 Tries to steal Mail credentials (via file / registry access) 23->61 63 Tries to harvest and steal browser information (history, passwords, etc) 23->63 65 Hides that the sample has been downloaded from the Internet (zone.identifier) 23->65 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ff15b350c7e36195d41344e9b6eb4c9ac3a4648b3db76df9db8d1dbe24ef4bfa/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-08-28 07:55:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=74k3gugh4nqzlvatitu3n22mtlb2izelhw3w36o3ruo34jhpjp5a._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230828-mqjj4sab75/
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
AgentTesla
Unpacked files
SH256 hash:
e31337ed1e7caca78410edf3d3ab902086c632dd4d05e6490b63695dcc79e64b
MD5 hash:
9b7bc3379e93bae4d81bf3bb3e7a1453
SHA1 hash:
b40c149784940f64e8d879cef3c7db994ce77e25
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/1f7197d3-c53b-4938-9e35-3b1826fa1d9d/
Parent samples :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 hash:
23b91f569f1a909011bdfa7628630c1ca82d78c0827addb2ebc33542c025c690
MD5 hash:
2cbf22dd2cb0499678098da463838122
SHA1 hash:
b4019df4824da61820c376b7e9a34082a5a02266
Link:
https://www.unpac.me/results/1f7197d3-c53b-4938-9e35-3b1826fa1d9d/
SH256 hash:
b8cb3580b23b358d52ccdb705ba4415fa1809790b68e7d4135281aacdcb6aae2
MD5 hash:
e835ac5bc9c28aeefcba214eae1d2009
SHA1 hash:
9e557ee98f0dd714c3e723c076a6664a18dd1747
Link:
https://www.unpac.me/results/1f7197d3-c53b-4938-9e35-3b1826fa1d9d/
SH256 hash:
6ebe4c90ea7a3350d7cd2dcbc031b145bb176dea43a83ca4d00dbf4450171619
MD5 hash:
61d59d0128412c4d43be2cc7d17d6c91
SHA1 hash:
6536ab30d7f4155f0c4995312ef2cda0606aa599
Link:
https://www.unpac.me/results/1f7197d3-c53b-4938-9e35-3b1826fa1d9d/
SH256 hash:
ff15b350c7e36195d41344e9b6eb4c9ac3a4648b3db76df9db8d1dbe24ef4bfa
MD5 hash:
80aabd72d0b588edeabb5534a3c81d29
SHA1 hash:
ea575cf09d1536ceb16ecbf25487bba6964ccc55
Link:
https://www.unpac.me/results/1f7197d3-c53b-4938-9e35-3b1826fa1d9d/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ff15b350c7e3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/ff15b350c7e36195d41344e9b6eb4c9ac3a4648b3db76df9db8d1dbe24ef4bfa

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: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:NETexecutableMicrosoft
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.

Cape
Cape
https://www.capesandbox.com/analysis/444891/

Comments