MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 881fe49975983296d63d3a5c39674da11f0b48d1ddc4947b4de2047032b7cc21. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments 1

SHA256 hash: 881fe49975983296d63d3a5c39674da11f0b48d1ddc4947b4de2047032b7cc21
SHA3-384 hash: da738da6deaae7779848ddbb1db691539c7771a4ef94712551efea8eab29391b03039d3e2c4da6f81a91ce36416007e5
SHA1 hash: 5a4f5465d6efe116d70a2f9186d2be35e2ed3234
MD5 hash: cff9ecbc256c9828f1e9ea683bc5ea31
humanhash: oklahoma-enemy-lithium-princess
File name:cff9ecbc256c9828f1e9ea683bc5ea31
Download: download sample
Signature AgentTesla
File size:40'916 bytes
First seen:2023-07-14 08:00:18 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 768:yFx0XaIsnPRIa4fwJMo/UUZALbw7NOeKcu0lu9ngi:yf0Xvx3EMo/UUOfwJ/u0lu9p
TLSH T15B03B35AE78F02658F511277571B0E889ABDB63EB35140B138AC833433EDC2D4266ABC
TrID 71.4% (.PZ2) Poser pose (12500/1/4)
28.5% (.RTF) Rich Text Format (5000/1)
Reporter zbetcheckin
Tags:AgentTesla CVE-2017-11882 rtf

Intelligence


File Origin
# of uploads :
1
# of downloads :
123
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
cff9ecbc256c9828f1e9ea683bc5ea31
Verdict:
Malicious activity
Analysis date:
2023-07-14 08:03:27 UTC
Tags:
exploit cve-2017-11882 loader stealer agenttesla

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
Creating a file in the %AppData% directory
Сreating synchronization primitives
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit packed shellcode
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
72 / 100
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Behaviour
Behavior Graph:
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-07-14 07:20:42 UTC
File Type:
Document
Extracted files:
3
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
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
AgentTesla
Malware family:
AgentTesla
Verdict:
Malicious
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 881fe49975983296d63d3a5c39674da11f0b48d1ddc4947b4de2047032b7cc21

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-07-14 08:00:19 UTC

url : hxxp://87.121.221.212/damianozx.doc