MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24. 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: 13


Maldoc score: 4


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24
SHA3-384 hash: 111d29f8722f8bb701665a5861a028016cc06347b6c37ba14f344e954217316e5f88a389af6d2f6907e71114232ee47f
SHA1 hash: 84594217603fec2be41887b9361f565cbbd536b8
MD5 hash: 6ebcf0b1e040ec839f51640a35fa75f4
humanhash: earth-illinois-indigo-yankee
File name:DHL AWB# 7954365333.xls
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:286'720 bytes
First seen:2024-06-06 08:21:00 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 6144:qqFzL5LIT47HtxcbELOS8bBidbu7wGkMV4fonU8ZfI:qqFzu4LEb8OSgBugwZMEWUq
TLSH T11A5412043205C557F68996BC8DCCA9CB0B16BCD0AD59DE0734A4778E163BF698EFB824
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)
Reporter lowmal3
Tags: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 bytesMBD0004044C/CompObj
5106809 bytesMBD0004044C/Package
6544 bytesMBD0004044D/Ole
7163271 bytesWorkbook
8529 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 :
374
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24.xls
Verdict:
Malicious activity
Analysis date:
2024-06-06 08:22:54 UTC
Tags:
phishing phishing-xls
Link:
https://app.any.run/tasks/8d5069f9-9fb8-4ba7-9e10-506876354e1e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
False
Detection(s):
TwinWave.EvilDoc.93TilInfinity.20240412.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.IMG.Phish.20422.21836.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PDF.Phisher.666.19349.9588.UNOFFICIAL
Create hunting rule

Gathering data
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
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Creating a file
Connection attempt
Sending a custom TCP request
Connection attempt by exploiting the app vulnerability
Launching a process 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/e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24/results/dashboard
Payload URLs
URL
File name
http://ilang.in/WeTKtA
Embedded Ole
Behaviour
SuspiciousRTF detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit exploit language-tr macros shellcode
Link:
https://www.filescan.io/uploads/6661717121581a92819b35f5/reports/a870c555-349b-417b-abc1-06cbf78028d6/overview
Verdict:
Malicious
Labled as:
Msoffice/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24
Label:
Benign
Suspicious Score:
4/10
Score Malicious:
4%
Score Benign:
96%
Link:
https://www.malware.ai/gui/files/?id=05d4ef22-1783-4c48-afb2-688d97df7509
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24
Details
Document With Few Pages
Document contains between one and three pages of content. Most malicious documents are sparse in page count.
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1452871
Signature
AI detected suspicious Excel or Word document
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
Creates a thread in another existing process (thread injection)
Detected Remcos RAT
Document exploit detected (process start blacklist hit)
Drops executables to the windows directory (C:\Windows) and starts them
Drops or copies certutil.exe with a different name (likely to bypass HIPS)
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Drops PE files to the user root directory
Drops PE files with a suspicious file extension
Excel sheet contains many unusual embedded objects
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Microsoft Office drops suspicious files
Microsoft Office launches external ms-search protocol handler (WebDAV)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Office viewer loads remote template
PE file contains section with special chars
Shellcode detected
Sigma detected: DLL Search Order Hijackig Via Additional Space in Path
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Sigma detected: Execution from Suspicious Folder
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Parent in Public Folder Suspicious Process
Sigma detected: Remcos
Sigma detected: Suspicious Program Location with Network Connections
Sigma detected: TrustedPath UAC Bypass Pattern
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1452871 Sample: DHL AWB# 7954365333.xls Startdate: 06/06/2024 Architecture: WINDOWS Score: 100 100 ilang.in 2->100 118 Multi AV Scanner detection for domain / URL 2->118 120 Found malware configuration 2->120 122 Malicious sample detected (through community Yara rule) 2->122 124 23 other signatures 2->124 9 cmd.exe 2->9         started        11 WINWORD.EXE 337 47 2->11         started        16 Xzzwhcek.PIF 2->16         started        18 3 other processes 2->18 signatures3 process4 dnsIp5 20 Audio.pif 1 5 9->20         started        25 extrac32.exe 1 9->25         started        27 alpha.exe 9->27         started        39 4 other processes 9->39 88 C:\Users\user\AppData\...\ilang.in.url, MS 11->88 dropped 90 C:\Users\user\AppData\Roaming\...\WeTKtA.url, MS 11->90 dropped 92 ~WRF{462CF319-2236...0-DD484549CD52}.tmp, Composite 11->92 dropped 94 C:\Users\user\AppData\Local\...\FDD64714.doc, ISO-8859 11->94 dropped 154 Microsoft Office launches external ms-search protocol handler (WebDAV) 11->154 156 Office viewer loads remote template 11->156 158 Microsoft Office drops suspicious files 11->158 29 EQNEDT32.EXE 12 11->29         started        160 Writes to foreign memory regions 16->160 162 Allocates memory in foreign processes 16->162 164 Creates a thread in another existing process (thread injection) 16->164 31 colorcpl.exe 16->31         started        114 ilang.in 194.163.41.117, 443, 49166, 49168 NEXINTO-DE Germany 18->114 116 172.234.221.211, 49167, 49172, 49176 AKAMAI-ASN1EU United States 18->116 96 C:\Users\...\DHL AWB# 7954365333.xls (copy), Composite 18->96 dropped 98 lionunderstandjung...animalalways[1].doc, ISO-8859 18->98 dropped 166 Injects a PE file into a foreign processes 18->166 33 colorcpl.exe 18->33         started        35 DW20.EXE 18->35         started        37 AcroRd32.exe 18->37         started        file6 signatures7 process8 dnsIp9 102 dual-spov-0006.spov-msedge.net 13.107.137.11, 443, 49178, 49179 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->102 104 onedrive.live.com 20->104 106 4 other IPs or domains 20->106 66 C:\Windows \System32\netutils.dll, PE32+ 20->66 dropped 68 C:\Windows \System32\cmd.pif, PE32+ 20->68 dropped 70 C:\Users\Public\Xzzwhcek.url, MS 20->70 dropped 72 C:\Users\Public\Libraries\Xzzwhcek, data 20->72 dropped 126 Drops PE files with a suspicious file extension 20->126 128 Writes to foreign memory regions 20->128 130 Allocates memory in foreign processes 20->130 144 3 other signatures 20->144 41 SndVol.exe 20->41         started        46 cmd.exe 20->46         started        48 extrac32.exe 20->48         started        58 2 other processes 20->58 74 C:\Users\Public\alpha.exe, PE32 25->74 dropped 132 Drops PE files to the user root directory 25->132 134 Drops or copies certutil.exe with a different name (likely to bypass HIPS) 25->134 136 Drops or copies cmd.exe with a different name (likely to bypass HIPS) 25->136 50 kn.exe 2 27->50         started        76 C:\Users\user\AppData\Roaming\cmd.bat, ISO-8859 29->76 dropped 78 C:\Users\user\AppData\Local\...\cmd[1].bat, ISO-8859 29->78 dropped 138 Office equation editor establishes network connection 29->138 140 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 29->140 142 Detected Remcos RAT 31->142 52 DWWIN.EXE 35->52         started        54 kn.exe 2 39->54         started        56 extrac32.exe 1 39->56         started        file10 signatures11 process12 dnsIp13 108 sembe.duckdns.org 41->108 110 sembe.duckdns.org 194.187.251.115, 14645, 49181 M247GB United Kingdom 41->110 112 geoplugin.net 178.237.33.50, 49182, 80 ATOM86-ASATOM86NL Netherlands 41->112 80 C:\Users\user\AppData\Local\Temp\...\nots.dat, data 41->80 dropped 146 Detected Remcos RAT 41->146 148 Drops executables to the windows directory (C:\Windows) and starts them 46->148 60 cmd.pif 46->60         started        62 cmd.pif 46->62         started        82 C:\Users\Public\Libraries\Xzzwhcek.PIF, PE32 48->82 dropped 150 Drops PE files with a suspicious file extension 50->150 64 EXCEL.EXE 52->64         started        84 C:\Users\Public\Libraries\Audio.pif, PE32 54->84 dropped 86 C:\Users\Public\kn.exe, PE32 56->86 dropped file14 152 Uses dynamic DNS services 108->152 signatures15 process16
Score:
100%
Verdict:
Malware
File Type:
OFFICE
Link:
https://malprob.io/report/e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-06-06 07:10:33 UTC
File Type:
Document
Extracted files:
45
AV detection:
13 of 24 (54.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5bau3vsnxwkwbdjbu63bog4hkrkpdgt7gf7zz5tjaregfd67z4sa._file
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader trojan
Link:
https://tria.ge/reports/240606-j8zr9sbg51/
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 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
Office loads VBA resources, possible macro or embedded object present
Program crash
Abuses OpenXML format to download file from external location
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
ModiLoader Second Stage
ModiLoader, DBatLoader
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:informational_win_ole_protected
Create hunting rule
Author:Jeff White (karttoon@gmail.com) @noottrak
Description:Identify OLE Project protection within documents.
Rule name:maldoc_OLE_file_magic_number
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:office_document_vba
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:Office document with embedded VBA
Reference:https://github.com/jipegit/

File information

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

Malspam

RemcosRAT

Excel file xls e8414dd64dbd95608d21a7b6171b875454f19a7f317f9cf6690448628fdfcf24

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments