MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd
SHA3-384 hash: 4580ac1b50ee4d57157e0178964b09b45c817a576ee7a4383760c4db91d4a8553390477b3e75de965523a86b7e6c3cfe
SHA1 hash: 99a62ef8e1088516c1b9dc497d3f92a2eb455e85
MD5 hash: 2c9c398b48a5dd09677fcc4e1fd801e1
humanhash: yankee-california-quiet-nine
File name:Swift.doc
Download: download sample
Signature AgentTesla
Create hunting rule
File size:666'785 bytes
First seen:2024-09-25 11:31:55 UTC
Last seen:Never
File type:Word file doc
MIME type:text/plain
ssdeep 6144:6wAYwAYwAYwAYwAnvAJ1pqGUoD4mZEvOWd5MxIpu6:bJa
TLSH T127E4342DD34B06599F62537A9B1B1E0542BCBA3EF38551B0346C477433EEC3A92226BD
Magika rtf
Reporter NDA0E
Tags:AgentTesla cve-2017-0199 CVE-2017-11882 CVE-2018-0798 CVE-2018-0802 doc geo GRC SWIFT


Avatar
NDA0E
Subject: Payment

Intelligence

File Origin
# of uploads :
1
# of downloads :
435
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Swift.doc
Verdict:
No threats detected
Analysis date:
2024-09-25 11:33:12 UTC
Tags:
exfiltration
Link:
https://app.any.run/tasks/0f927933-910c-4395-ac84-c62351c5174d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/msword
Has a screenshot:
False
Contains macros:
False
Detection(s):
Sanesecurity.Malware.27333.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-1.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26244.RtfHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.EvilRTF.CVE-2017-0199-Obfus.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilRTF.CommonLure.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RoomService.20230808.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f3f4b5c5ef4567b6c98f49
Tags:
Execution Exploit Generic Network Office Stealth Trojan Exploit Trojan Tori
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Using the Windows Management Instrumentation requests
Creating a window
Launching a service
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/66f3f4bb51c8a9eee1739da3/reports/413df10e-f230-4f3e-9c91-97f6cc210ba0/overview
Verdict:
Malicious
Labled as:
CVE-2018-0802
Link:
https://www.hybrid-analysis.com/sample/63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1518154
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Document exploit detected (process start blacklist hit)
Found malware configuration
Initial sample is an obfuscated RTF file
Injects a PE file into a foreign processes
Installs new ROOT certificates
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
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)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Suspicious Binary In User Directory Spawned From Office Application
Sigma detected: Suspicious Microsoft Office Child Process
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1518154 Sample: Swift.doc Startdate: 25/09/2024 Architecture: WINDOWS Score: 100 36 Initial sample is an obfuscated RTF file 2->36 38 Suricata IDS alerts for network traffic 2->38 40 Found malware configuration 2->40 42 17 other signatures 2->42 8 WINWORD.EXE 291 18 2->8         started        process3 file4 28 C:\Users\user\Desktop\~$Swift.doc, data 8->28 dropped 11 EQNEDT32.EXE 11 8->11         started        16 EQNEDT32.EXE 8->16         started        process5 dnsIp6 34 66.63.187.123, 49163, 80 ASN-QUADRANET-GLOBALUS United States 11->34 30 C:\Users\user\...\vvndewpluori91026.exe, PE32 11->30 dropped 32 C:\Users\user\...\xBneIooWzQjjOOg[1].exe, PE32 11->32 dropped 62 Office equation editor establishes network connection 11->62 64 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 11->64 18 vvndewpluori91026.exe 3 11->18         started        file7 signatures8 process9 signatures10 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->44 46 Machine Learning detection for dropped file 18->46 48 Adds a directory exclusion to Windows Defender 18->48 50 Injects a PE file into a foreign processes 18->50 21 vvndewpluori91026.exe 2 18->21         started        24 powershell.exe 4 18->24         started        26 vvndewpluori91026.exe 18->26         started        process11 signatures12 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->52 54 Tries to steal Mail credentials (via file / registry access) 21->54 56 Tries to harvest and steal ftp login credentials 21->56 58 Tries to harvest and steal browser information (history, passwords, etc) 21->58 60 Installs new ROOT certificates 24->60
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-09-25 11:32:05 UTC
File Type:
Document
Extracted files:
3
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=moupyesh3vlbki2ufc76p3xndk7kriizsbywjhhvox2daew7z7oq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla discovery execution keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240925-nm94bssgnq/
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
Office loads VBA resources, possible macro or embedded object present
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of SetThreadContext
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
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f7badcc8-a2ae-4285-a17b-ca7461da133a
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/63a8fc1247dd/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/63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd

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: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
Rule name:SUSP_RTF_Header_Anomaly_RID2F7F
Create hunting rule
Author:Florian Roth
Description:Detects malformed RTF header often used to trick mechanisms that check for a full RTF header
Reference:https://twitter.com/ItsReallyNick/status/975705759618158593

File information

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

Malspam

AgentTesla

Word file doc 63a8fc1247dd5615235428bfe7eeed1abea8a1199071649cf575f43012dfcfdd

(this sample)

AgentTesla

Executable exe f3c9e7b2e91b53c3256429497a9fb5d2cd449aca5d5a3b9fb705fe7d8c55d699

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 f3c9e7b2e91b53c3256429497a9fb5d2cd449aca5d5a3b9fb705fe7d8c55d699
  
Dropping
MD5 432644163e0aaa8a0269179e0e036eae

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