MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79
SHA3-384 hash: adb298d67bf5a1635bad42197eba2c52f44c853cce4a888ede2912f3d8abb6b92afd5e69e8b52b3614e2ae6867c0144f
SHA1 hash: e61c7058eb948ba1161f36f4b832bb399e99ee7d
MD5 hash: 626acb4c6c9d2819c4cde10a34b9df73
humanhash: triple-black-carbon-butter
File name:webeautifultogetitbackwithentirethingstogetinbacktogetbeautifulthingsinhandwithalotofthings___beautifulgirlsheisentirethingstogetitbacktogetinher.doc
Download: download sample
Signature AgentTesla
Create hunting rule
File size:71'732 bytes
First seen:2024-05-03 10:02:19 UTC
Last seen:2024-05-03 10:25:06 UTC
File type:Word file doc
MIME type:text/rtf
ssdeep 1536:iOMq5DnltWEVGYs3vRPi0Ckr6SD0Hp+vCzNLvnWQj1DScShBwzfPLv5hMz//fJ:iOMYltWEVGYGRPi0CRHp+vCzNLvnWQsh
TLSH T14C63EF2EE74F0965DF55967B434A4E4A05FCB33DB38100B139AC97343BAD82E4A6297C
Reporter NDA0E
Tags:AgentTesla CVE-2017-11882 doc


Avatar
NDA0E
http://172.245.123.18/webeautifultogetitbackwithentirethingstogetinbacktogetbeautifulthingsinhandwithalotofthings___beautifulgirlsheisentirethingstogetitbacktogetinher.doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
438
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79.doc
Verdict:
Suspicious activity
Analysis date:
2024-05-03 10:05:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/59ecd93a-3bab-4564-9e42-0b664b4ac692

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

TwinWave.EvilRTF.ObfusRunAway.20240409.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching a process
Using the Windows Management Instrumentation requests
Creating a window
Sending an HTTP GET request
Creating a file in the %AppData% directory
Сreating synchronization primitives
Creating a file
Sending a UDP request
Launching a service
DNS request
Connection attempt
Sending a custom TCP request
Creating a process with a hidden window
Possible injection to a system process
Connection attempt by exploiting the app vulnerability
Creating a process from a recently created file
Launching a file downloaded from the Internet
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit shellcode
Link:
https://www.filescan.io/uploads/6634b6578441a327526f51df/reports/e807d204-b440-45b2-a2ae-af418d5e0b6e/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79
Gathering data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1435911
Signature
Antivirus / Scanner detection for submitted sample
Bypasses PowerShell execution policy
Check if machine is in data center or colocation facility
Connects to a pastebin service (likely for C&C)
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Document exploit detected (process start blacklist hit)
Found malware configuration
Injects a PE file into a foreign processes
Installs new ROOT certificates
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Shellcode detected
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell download and load assembly
Sigma detected: Powershell download payload from hardcoded c2 list
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Suspicious Microsoft Office Child Process
Sigma detected: WScript or CScript Dropper
Snort IDS alert for network traffic
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
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 steal Mail credentials (via file / registry access)
Very long command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected Generic Downloader
Yara detected Powershell download and execute
Yara detected VBS Downloader Generic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1435911 Sample: getinher.doc Startdate: 03/05/2024 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic 2->50 52 Multi AV Scanner detection for domain / URL 2->52 54 Found malware configuration 2->54 56 24 other signatures 2->56 10 WINWORD.EXE 336 13 2->10         started        process3 process4 12 EQNEDT32.EXE 12 10->12         started        17 EQNEDT32.EXE 10->17         started        dnsIp5 48 172.245.123.18, 49163, 49167, 80 AS-COLOCROSSINGUS United States 12->48 36 C:\Users\user\...\youhaveonfiletoday.vbs, Unicode 12->36 dropped 38 C:\Users\...\youhaveonefilefortody[1].vbs, Unicode 12->38 dropped 76 Office equation editor establishes network connection 12->76 78 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 12->78 19 wscript.exe 11 12->19         started        file6 signatures7 process8 dnsIp9 42 paste.ee 19->42 44 paste.ee 172.67.187.200, 443, 49164 CLOUDFLARENETUS United States 19->44 58 System process connects to network (likely due to code injection or exploit) 19->58 60 Suspicious powershell command line found 19->60 62 Wscript starts Powershell (via cmd or directly) 19->62 66 5 other signatures 19->66 23 powershell.exe 4 19->23         started        signatures10 64 Connects to a pastebin service (likely for C&C) 42->64 process11 signatures12 68 Suspicious powershell command line found 23->68 26 powershell.exe 12 5 23->26         started        process13 dnsIp14 46 uploaddeimagens.com.br 172.67.215.45, 443, 49165, 49166 CLOUDFLARENETUS United States 26->46 70 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 26->70 72 Writes to foreign memory regions 26->72 74 Injects a PE file into a foreign processes 26->74 30 AddInProcess32.exe 26->30         started        33 AddInProcess32.exe 12 2 26->33         started        signatures15 process16 dnsIp17 80 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 30->80 82 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 30->82 84 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 30->84 40 ip-api.com 208.95.112.1, 49168, 80 TUT-ASUS United States 33->40 86 Tries to steal Mail credentials (via file / registry access) 33->86 88 Tries to harvest and steal browser information (history, passwords, etc) 33->88 signatures18
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79
Detection:
cve-2017-11882-shellcode
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79/
Threat name:
Document-Office.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-05-02 10:30:39 UTC
File Type:
Document
Extracted files:
4
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5v2ylpkzb5ne3tvkbbwhs4a7acb3hfoqnele2wbtmqfhyid7dj4q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240503-l3b55aea89/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Enumerates connected drives
Looks up external IP address via web service
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
AgentTesla
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ed7585bd590f/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/ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79

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:INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embeding one of the object mostly observed in exploit documents.
Rule name:SUSP_INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embedding one of the object mostly observed in exploit (e.g. CVE-2017-11882) documents.
Reference:https://github.com/ditekshen/detection

File information

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

Malspam

AgentTesla

Excel file xlsx ee4ad9ba23ea50ac477d63df3ae1a98178f881c9a6859541e392d8cd64a4f18c

AgentTesla

Word file doc ed7585bd590f5a4dceaa086c79701f0083b395d069164d5833640a7c207f1a79

(this sample)

  
Dropped by
SHA256 ee4ad9ba23ea50ac477d63df3ae1a98178f881c9a6859541e392d8cd64a4f18c
  
Delivery method
Other
  
URLhaus
https://urlhaus.abuse.ch/url/2836981/
  
Dropped by
MD5 770db1fd66145c439a9928ebcaf0b3bd

Comments