MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 27e4134c13c4d29e345e79a9aa6a14498b048ae3877e01a6dd87c122aa89f54b. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
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SHA256 hash: 27e4134c13c4d29e345e79a9aa6a14498b048ae3877e01a6dd87c122aa89f54b
SHA3-384 hash: 130b7657d8d6294f5ac0ba2e1f4e071eb1d13fcd3db219b3edd6afcba84dc303af0afcf7c862c2684be7d354698343c7
SHA1 hash: d1d6c640da3b367d1189d44cc3dfcef2ff12f1a8
MD5 hash: dfff17d0cef27573293b8bf684091291
humanhash: april-coffee-red-ceiling
File name:SecuriteInfo.com.Win32.DropperX-gen.13644.19209
Download: download sample
Signature AgentTesla
Create hunting rule
File size:108'032 bytes
First seen:2023-08-23 18:28:41 UTC
Last seen:2023-09-04 14:05:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:vsp7dWZiziYVSYF8icEQpzq+Mt/4PnWEFDiPQvW6mW3ZVIKvGaOLalr+FEGYViG7:0RcyCbzHu/2ca0W3ZVIZ2d2wVbb
Threatray 1'043 similar samples on MalwareBazaar
TLSH T102B31BAC778CDF26CB0CA7B944E5D2D0232580B67793E787ADD852A41C523C58E19BCB
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
300
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.DropperX-gen.13644.19209
Verdict:
Suspicious activity
Analysis date:
2023-08-23 18:32:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9d9c0f3a-2713-48f6-8d1b-b4765cf3a37d

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/444334/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.13644.19209.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/27e4134c13c4d29e345e79a9aa6a14498b048ae3877e01a6dd87c122aa89f54b
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/34b0ab66-2c61-4009-ab92-8c1b21e7d123
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1296105
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 AntiVM3
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1296105 Sample: SecuriteInfo.com.Win32.Drop... Startdate: 23/08/2023 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic 2->50 52 Found malware configuration 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 7 other signatures 2->56 6 SecuriteInfo.com.Win32.DropperX-gen.13644.19209.exe 16 5 2->6         started        11 Dpxphhwvga.exe 14 5 2->11         started        13 Dpxphhwvga.exe 2->13         started        15 2 other processes 2->15 process3 dnsIp4 48 files.catbox.moe 108.181.20.35, 443, 49706, 49722 ASN852CA Canada 6->48 34 C:\Users\user\AppData\...\Dpxphhwvga.exe, PE32 6->34 dropped 72 Creates multiple autostart registry keys 6->72 74 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 6->74 76 Writes to foreign memory regions 6->76 17 MSBuild.exe 16 4 6->17         started        78 Multi AV Scanner detection for dropped file 11->78 80 Machine Learning detection for dropped file 11->80 82 Injects a PE file into a foreign processes 11->82 22 MSBuild.exe 11->22         started        24 MSBuild.exe 11->24         started        26 MSBuild.exe 13->26         started        28 conhost.exe 15->28         started        30 conhost.exe 15->30         started        file5 signatures6 process7 dnsIp8 36 mail.exceltruea.com 162.241.27.28, 49718, 49739, 49741 UNIFIEDLAYER-AS-1US United States 17->36 38 api4.ipify.org 64.185.227.156, 443, 49711, 49737 WEBNXUS United States 17->38 40 api.ipify.org 17->40 32 C:\Users\user\AppData\Roaming\...\wSStSI.exe, PE32 17->32 dropped 58 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->58 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->60 62 May check the online IP address of the machine 17->62 64 Creates multiple autostart registry keys 17->64 42 api.ipify.org 22->42 44 104.237.62.211, 443, 49740 WEBNXUS United States 26->44 46 api.ipify.org 26->46 66 Tries to steal Mail credentials (via file / registry access) 26->66 68 Tries to harvest and steal browser information (history, passwords, etc) 26->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 26->70 file9 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/27e4134c13c4d29e345e79a9aa6a14498b048ae3877e01a6dd87c122aa89f54b/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-08-23 15:22:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e7sbgtatytjj4nc6pgu2u2qujgfqjcxdq57adjw5q7asfkuj6vfq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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9bee15aa43bcdb1c361ba488354de254e7860b9f006ad7ce7602adc6d7667e62
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dd7ace63ca3c3c6c8fad312a3b8fd2d022364bfd04228e511aa6e72d28c00e5e
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edce8f80d69409249e3811bb8b8347bb8151147fd186f0c8847085d2840193be
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ef3d3d5b989b883d8cef90f1e2f40c1c722037390db0bc735a552510c7867394
AgentTesla
+ 1'033 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230823-w4ww2aeh34/
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:
27e4134c13c4d29e345e79a9aa6a14498b048ae3877e01a6dd87c122aa89f54b
MD5 hash:
dfff17d0cef27573293b8bf684091291
SHA1 hash:
d1d6c640da3b367d1189d44cc3dfcef2ff12f1a8
Link:
https://www.unpac.me/results/36b4392e-ab51-49e4-9981-9f869411bea3/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/27e4134c13c4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/27e4134c13c4d29e345e79a9aa6a14498b048ae3877e01a6dd87c122aa89f54b

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: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/444334/

Comments