MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 549efc26b767eb73d03d661fc2234dff23a0de9198b84103ef6b20e286af04d3. 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
| SHA256 hash: | 549efc26b767eb73d03d661fc2234dff23a0de9198b84103ef6b20e286af04d3 |
|---|---|
| SHA3-384 hash: | 5603379e6b386dee81a25778a3cdd626ba3b6a3036b69c7eeb47d527916c9bad1370f06c1a0ebbc9a2ee2d2d5630dd2d |
| SHA1 hash: | 9dea43e48e0f730047586c429235eec77576953d |
| MD5 hash: | 43222246288ded51499a28aa77ed3cdb |
| humanhash: | hamper-sink-pennsylvania-red |
| File name: | 43222246288ded51499a28aa77ed3cdb |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 126'859 bytes |
| First seen: | 2024-03-25 04:14:56 UTC |
| Last seen: | 2024-03-25 11:13:09 UTC |
| File type: |  rtf |
| MIME type: | text/rtf |
| ssdeep | 1536:nwAlRkwAlRkwAlRhiZKAXUcqnNHCGCKiH:nwAlawAlawAljiNXUcqnNHCGCDH |
| TLSH | T10CC3156DD34B02698F624376AB570E5442BDBA7EF38152B1306C437933EAC3DA1252BD |
| Reporter |  zbetcheckin |
| Tags: | AgentTesla CVE-2017-11882 rtf |
Intelligence
File Origin
# of uploads :
3
# of downloads :
129
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
549efc26b767eb73d03d661fc2234dff23a0de9198b84103ef6b20e286af04d3.rtf
Verdict:
No threats detected
Analysis date:
2024-03-25 04:15:08 UTC
Tags:
n/a
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
Creating a window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Launching a process
Moving a file to the Program Files subdirectory
Replacing files
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Verdict:
Malicious
Labled as:
CVE-2018-0802
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
88 / 100
Signature
Document exploit detected (process start blacklist hit)
Installs new ROOT certificates
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)
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Shellcode detected
Sigma detected: Equation Editor Network Connection
Behaviour
Behavior Graph:
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Detection:
cve-2017-11882-shellcode
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2024-03-25 01:06:53 UTC
File Type:
Document
Extracted files:
3
AV detection:
16 of 24 (66.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla 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 use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads WinSCP keys stored on the system
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
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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
Delivery method
Distributed via web download
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