MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 6b62a57ec7a1e73957db53f846dd364108781a6464d4d800470c2c6d17614115. 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: | 6b62a57ec7a1e73957db53f846dd364108781a6464d4d800470c2c6d17614115 |
|---|---|
| SHA3-384 hash: | ec08fc38f24bfb06dfedc3aaa606bf8e0c964cdb08ac96f4d5b9651d669873e0b667cfc47a8b1eb888e110e244368888 |
| SHA1 hash: | 59aa9c71fe3421e2134e57ce6ac0d67034ff9d1b |
| MD5 hash: | 86588b34f68fad2817ac9c8b7eee8568 |
| humanhash: | jig-snake-iowa-cola |
| File name: | 86588b34f68fad2817ac9c8b7eee8568 |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 70'664 bytes |
| First seen: | 2023-08-09 05:55:02 UTC |
| Last seen: | Never |
| File type: |  rtf |
| MIME type: | text/rtf |
| ssdeep | 768:2wAbZSibMX9gRWjCaO2Onc/itLwlbUsGJt6y9K:2wAlRW3Oc/itLcUptXK |
| TLSH | T16A63252DC34F0169CF124377AB2A4A1542FCB73EB29552A1346C537433EEC3DA2662B9 |
| Reporter |  zbetcheckin |
| Tags: | AgentTesla CVE-2017-11882 rtf |
Intelligence
File Origin
# of uploads :
1
# of downloads :
132
Origin country :
FRVendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
5bc875163bb76907624d97706d75b0d6.zip
Verdict:
Malicious activity
Analysis date:
2023-08-07 05:39:30 UTC
Tags:
exploit cve-2017-11882 loader agenttesla stealer
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
Sending a custom TCP request
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
Gathering data
Verdict:
Malicious
Labled as:
CVE-2018-0802
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
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 drops PE 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)
Sample uses string decryption to hide its real strings
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Detection:
cve-2017-11882-shellcode
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-08-07 03:20:21 UTC
File Type:
Document
Extracted files:
3
AV detection:
16 of 38 (42.11%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Launches Equation Editor
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
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
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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