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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed. 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


RemcosRAT


Vendor detections: 12


Maldoc score: 4


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed
SHA3-384 hash: ad3faeb39914fb8f2ed5536ed4f5a8dff9a8c119a7c6d9cfca5c95a68b9b8280474bb2bddfd5cdc611c41a83ad689e8f
SHA1 hash: 265e06375fb597735faca5f7345cf7e67619f728
MD5 hash: 01c16c040fe7d4ea91adf63333f925f8
humanhash: green-alanine-october-xray
File name:SWIFT COPY.xls
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'147'904 bytes
First seen:2024-11-12 06:38:19 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 24576:gq9PLiijE2Z5Z2am8F9sPxQtF84LJQodsshoe2gVm:gEPLiij7Z5ZK8F9vFjLJQodK
TLSH T1E7352340FDCADB4AD6AADD351DC7C96202187C91EB6A97472731B30B49B8CB05F8798C
TrID 46.5% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4)
26.7% (.XLS) Microsoft Excel sheet (32500/1/3)
20.1% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2)
6.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika xls
Reporter abuse_ch
Tags:cve-2017-0199 RemcosRAT xls

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Maldoc score: 4
OLE dump

MalwareBazaar was able to identify 15 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
2244 bytesDocumentSummaryInformation
3200 bytesSummaryInformation
499 bytesMBD01865FEB/CompObj
5799461 bytesMBD01865FEB/Package
6814 bytesMBD01865FEC/Ole
7325084 bytesWorkbook
8533 bytes_VBA_PROJECT_CUR/PROJECT
9104 bytes_VBA_PROJECT_CUR/PROJECTwm
10977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
11977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
12977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
13985 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
142644 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
15553 bytes_VBA_PROJECT_CUR/VBA/dir
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
1
# of downloads :
457
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT COPY.xls
Verdict:
No threats detected
Analysis date:
2024-11-12 06:52:21 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6dd96072-9420-4129-a6c2-8d50897ca472

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
TwinWave.EvilDoc.93TilInfinity.20240412.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6732f8580d3694d4fc4e8e33
Tags:
trojan virus gates
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Using the Windows Management Instrumentation requests
Creating a window
DNS request
Sending an HTTP GET request
Сreating synchronization primitives
Connection attempt by exploiting the app vulnerability
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Link:
https://app.docguard.net/ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed/results/dashboard
Payload URLs
URL
File name
https://4t.gg/2DxkrY?&noodle=nosy&cable=snobbish&tepee=miscreant&mug=wide-eyed&jelly
Embedded Ole
Behaviour
SuspiciousRTF detected
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
macros
Link:
https://www.filescan.io/uploads/6732f80955ee3113ebe9907a/reports/5a85bba7-6b52-4955-918b-b1f7375a53f5/overview
Verdict:
Malicious
Labled as:
CVE-2017-0199
Link:
https://www.hybrid-analysis.com/sample/ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed
Gathering data
Result
Threat name:
HTMLPhisher
Create hunting rule
Detection:
malicious
Classification:
phis.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1554170
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Document exploit detected (process start blacklist hit)
Excel sheet contains many unusual embedded objects
Installs new ROOT certificates
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Microsoft Office drops suspicious files
Multi AV Scanner detection for submitted file
Obfuscated command line found
PowerShell case anomaly found
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: File With Uncommon Extension Created By An Office Application
Sigma detected: HackTool - CrackMapExec PowerShell Obfuscation
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Suspicious Microsoft Office Child Process
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Yara detected HtmlPhish44
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1554170 Sample: SWIFT COPY.xls Startdate: 12/11/2024 Architecture: WINDOWS Score: 100 89 Suricata IDS alerts for network traffic 2->89 91 Malicious sample detected (through community Yara rule) 2->91 93 Antivirus detection for URL or domain 2->93 95 20 other signatures 2->95 10 EXCEL.EXE 57 49 2->10         started        process3 dnsIp4 77 198.46.178.192, 49162, 49164, 49165 AS-COLOCROSSINGUS United States 10->77 79 4t.gg 221.146.204.133, 443, 49161, 49163 KIXS-AS-KRKoreaTelecomKR Korea Republic of 10->79 65 C:\Users\user\Desktop\SWIFT COPY.xls (copy), Composite 10->65 dropped 67 C:\Users\user\...\~DF5B18C59C0D1FB434.TMP, Composite 10->67 dropped 69 seethebestthingswi...eatthignsfor[1].hta, HTML 10->69 dropped 105 Microsoft Office drops suspicious files 10->105 15 mshta.exe 10 10->15         started        19 mshta.exe 10->19         started        21 AcroRd32.exe 10->21         started        file5 signatures6 process7 dnsIp8 81 4t.gg 15->81 85 Suspicious powershell command line found 15->85 87 PowerShell case anomaly found 15->87 23 powershell.exe 24 15->23         started        83 4t.gg 19->83 27 powershell.exe 19->27         started        signatures9 process10 file11 61 C:\...\seethebestgirlseverdidbestthigns.vbs, Unicode 23->61 dropped 63 C:\Users\user\AppData\...\15ctbmdn.cmdline, Unicode 23->63 dropped 97 Suspicious powershell command line found 23->97 99 Obfuscated command line found 23->99 29 wscript.exe 1 23->29         started        32 powershell.exe 4 23->32         started        34 csc.exe 2 23->34         started        37 wscript.exe 27->37         started        39 csc.exe 27->39         started        41 powershell.exe 27->41         started        signatures12 process13 file14 107 Suspicious powershell command line found 29->107 109 Wscript starts Powershell (via cmd or directly) 29->109 111 Bypasses PowerShell execution policy 29->111 115 2 other signatures 29->115 43 powershell.exe 2 29->43         started        113 Installs new ROOT certificates 32->113 57 C:\Users\user\AppData\Local\...\15ctbmdn.dll, PE32 34->57 dropped 46 cvtres.exe 34->46         started        48 powershell.exe 37->48         started        59 C:\Users\user\AppData\Local\...\jjcw2vfm.dll, PE32 39->59 dropped 50 cvtres.exe 39->50         started        signatures15 process16 signatures17 101 Suspicious powershell command line found 43->101 103 Obfuscated command line found 43->103 52 powershell.exe 12 4 43->52         started        55 powershell.exe 48->55         started        process18 dnsIp19 71 ip.1017.filemail.com 142.215.209.78, 443, 49166, 49172 HUMBER-COLLEGECA Canada 52->71 73 1017.filemail.com 52->73 75 1017.filemail.com 55->75
Score:
100%
Verdict:
Malware
File Type:
OFFICE
Link:
https://malprob.io/report/ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed/
Threat name:
Win32.Exploit.CVE-2017-0199
Create hunting rule
Status:
Malicious
First seen:
2024-11-11 09:47:56 UTC
File Type:
Document
Extracted files:
77
AV detection:
15 of 38 (39.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5ztgnku6kodvqoy2znhdnbg7zmimm7jpuzzyw65apbslpglw6lwq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery execution
Link:
https://tria.ge/reports/241112-hemp6sxcme/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in System32 directory
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Evasion via Device Credential Deployment
Process spawned unexpected child process
Malware Config
Dropper Extraction:
https://1017.filemail.com/api/file/get?filekey=2Aa_bWo9Reu45t7BU1kVgsd9pT9pgSSlvStGrnTICfFhmTKj3LC6SQtIcOc_T35w&pk_vid=fd4f614bb209c62c1730945176a0904f
Malware Family:
n/a
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/da874fdb-310b-4e51-8345-3e66f722ec95
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.70
Link:
https://yomi.yoroi.company/submissions/ee6666aa9e5387583b1acb4e3684dfcb10c67d2fa6738b7ba07864b79976f2ed

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:informational_win_ole_protected
Create hunting rule
Author:Jeff White (karttoon@gmail.com) @noottrak
Description:Identify OLE Project protection within documents.
Rule name:XLS_STRINGS
Create hunting rule
Author:somedieyoungZZ
Description:Detect Strings targeting Bangladesh

File information

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

Comments