MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4070607b1c6de0c546ed8c15e64c9499de4d2a7f59ba7c132f588887b13567f0. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments 1

SHA256 hash: 4070607b1c6de0c546ed8c15e64c9499de4d2a7f59ba7c132f588887b13567f0
SHA3-384 hash: cb59db2fd023be4b3f42b9cda16ef45a0aac77d45c5267b4c9b95f5a90d1a2bfc8a0d2c0e37021ec4210bc5fbaffff11
SHA1 hash: 4a200b108393ce25901893d45c807860823e4320
MD5 hash: e8caac8d865f4a94f766c5935fcf669f
humanhash: magazine-muppet-florida-johnny
File name:e8caac8d865f4a94f766c5935fcf669f
Download: download sample
Signature AgentTesla
File size:21'447 bytes
First seen:2023-06-12 07:29:07 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 384:0qXjvKGK/bv3t0xGJjNYtx1KZMr8YwW2HuH3ZfK87um16Nwpsiu/o09L:0UotEyjNMMZMF/2HuH3ZsnwyAyL
TLSH T15EA2C1565B8C4C61F35AE8BB465EA10E08BCF23631C215D5BD9DE2743B2E14E0B7B1B8
Reporter zbetcheckin
Tags:AgentTesla CVE-2017-11882 rtf

Intelligence


File Origin
# of uploads :
1
# of downloads :
106
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e8caac8d865f4a94f766c5935fcf669f
Verdict:
Malicious activity
Analysis date:
2023-06-12 07:30:01 UTC
Tags:
opendir exploit cve-2017-11882 loader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching a process
Creating a window
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation evasive exploit lolbin shell32.dll shellcode
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Drops PE files to the user root directory
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Shellcode detected
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-06-05 11:07:40 UTC
File Type:
Document
Extracted files:
4
AV detection:
16 of 37 (43.24%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
NSIS installer
Office loads VBA resources, possible macro or embedded object present
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks QEMU agent file
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

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
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
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.

Web download

AgentTesla

Rich Text Format (RTF) rtf 4070607b1c6de0c546ed8c15e64c9499de4d2a7f59ba7c132f588887b13567f0

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-06-12 07:29:08 UTC

url : hxxp://45.66.230.217/windows/ikikikikikikikikikiki%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23ikikokikoikoikoi.doc