MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 717dfc26ac3594b79b3f5d4977bfbf8b56751422dc3dc464adc5e7c87dca5c08. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
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SHA256 hash: 717dfc26ac3594b79b3f5d4977bfbf8b56751422dc3dc464adc5e7c87dca5c08
SHA3-384 hash: 9ae50cb19a7b236bf26a9c1060eea82369fa37f682dfb8ab6517517ade820ef1014ecf691c8aa9986b50390ee7a0e33b
SHA1 hash: 0ba8861c4517560919b5a099b4a7b1308609dd5f
MD5 hash: 81db51a6f1882bbddcd7a488036cd4bf
humanhash: juliet-four-glucose-one
File name:SecuriteInfo.com.Exploit.Siggen2.45183.15244.30349
Download: download sample
Signature AgentTesla
Create hunting rule
File size:409'600 bytes
First seen:2020-09-28 21:36:21 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 12288:9x9zNrelBX9ykAIA7RcbqBKYYd746EDmNrPRr0ZN:9xv8XFmF6SKvd7EKrPRr0Z
TLSH 799412E2B3852E09D9634375056693D4927BFE62FB419603B04BF3457F32BC0FA85AA1
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Exploit.Siggen2.45183.15244.30349.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a file in the %temp% subdirectories
Running batch commands
Launching a process
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a process from a recently created file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/476832
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates an autostart registry key pointing to binary in C:\Windows
Document contains an embedded VBA with functions possibly related to ADO stream file operations
Document contains an embedded VBA with functions possibly related to HTTP operations
Document contains an embedded VBA with many string operations indicating source code obfuscation
Document exploit detected (creates forbidden files)
Document exploit detected (drops PE files)
Document exploit detected (process start blacklist hit)
Downloads files with wrong headers with respect to MIME Content-Type
Drops PE files to the user root directory
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Office process drops PE file
Sigma detected: Executables Started in Suspicious Folder
Sigma detected: Execution in Non-Executable Folder
Sigma detected: MS Office Product Spawning Exe in User Dir
Sigma detected: Suspicious Program Location Process Starts
Tries to detect virtualization through RDTSC time measurements
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 290868 Sample: SecuriteInfo.com.Exploit.Si... Startdate: 28/09/2020 Architecture: WINDOWS Score: 100 42 Multi AV Scanner detection for domain / URL 2->42 44 Antivirus detection for URL or domain 2->44 46 Antivirus detection for dropped file 2->46 48 17 other signatures 2->48 8 EXCEL.EXE 57 24 2->8         started        13 pcalua.exe 1 2->13         started        15 pcalua.exe 1 2->15         started        process3 dnsIp4 40 192.236.154.183, 49167, 80 HOSTWINDSUS United States 8->40 36 C:\Users\user\AppData\...\FGI-07199[1].jpg, PE32 8->36 dropped 38 C:\Users\Public\svchost32.exe, PE32 8->38 dropped 58 Document exploit detected (creates forbidden files) 8->58 60 Document exploit detected (process start blacklist hit) 8->60 17 svchost32.exe 7 8->17         started        21 hpsgu.exe 2 13->21         started        file5 signatures6 process7 file8 30 C:\Users\user\hpsgu.exe, PE32 17->30 dropped 32 C:\Users\user\AppData\...\InstallUtil.exe, PE32 17->32 dropped 34 C:\Users\user\AppData\Local\Temp\...\e.dll, PE32 17->34 dropped 50 Antivirus detection for dropped file 17->50 52 Multi AV Scanner detection for dropped file 17->52 54 Drops PE files to the user root directory 17->54 23 cmd.exe 17->23         started        25 hpsgu.exe 2 17->25         started        56 Tries to detect virtualization through RDTSC time measurements 21->56 signatures9 process10 process11 27 reg.exe 1 23->27         started        signatures12 62 Creates an autostart registry key pointing to binary in C:\Windows 27->62
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/717dfc26ac3594b79b3f5d4977bfbf8b56751422dc3dc464adc5e7c87dca5c08/
Threat name:
Script.Trojan.Bluteal
Create hunting rule
Status:
Malicious
First seen:
2020-09-28 10:08:50 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=of67yjvmgwklpgz7lvexpp57rnlhkfbc3q64izfnyxt4q7oklqea._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/200928-4zmv84glve/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Drops file in Drivers directory
Executes dropped EXE
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/717dfc26ac3594b79b3f5d4977bfbf8b56751422dc3dc464adc5e7c87dca5c08

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:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Comments