MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 60cb5c4af9026c61ab0e35e184d61a593179af0bc0fbdf51eaeeacb160e2c2b5. 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
| SHA256 hash: | 60cb5c4af9026c61ab0e35e184d61a593179af0bc0fbdf51eaeeacb160e2c2b5 |
|---|---|
| SHA3-384 hash: | 9fba542751aa7db28b913fab2457890d4cc511e1f36792f724e4604789199771aedc61df3a9d14cfa159907d355175b7 |
| SHA1 hash: | a6a603e0ca40732917fab1d274c95ee82df5d295 |
| MD5 hash: | e151602a9a8dd0acd98afe92f9bdf858 |
| humanhash: | football-hydrogen-happy-vermont |
| File name: | e151602a9a8dd0acd98afe92f9bdf858 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 13'247 bytes |
| First seen: | 2023-02-24 01:54:36 UTC |
| Last seen: | 2023-02-24 03:27:32 UTC |
| File type: |  rtf |
| MIME type: | text/rtf |
| ssdeep | 384:Kksxzt+4FBN3PGcihTWq62gSnkdvAtCMta:KTp+EBNPSPBkdvnga |
| TLSH | T1DC52C3404B8D88F2D359E0738228850E18BEF176308B1AE5B9CCD59537FD60D4AF92F1 |
| Reporter |  zbetcheckin |
| Tags: | CVE-2017-11882 RemcosRAT rtf |
Intelligence
File Origin
# of uploads :
2
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e151602a9a8dd0acd98afe92f9bdf858
Verdict:
Malicious activity
Analysis date:
2023-02-24 01:57:03 UTC
Tags:
opendir exploit cve-2017-11882 loader
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
Searching for synchronization primitives
Launching a process
Creating a window
Creating a file
Сreating synchronization primitives
Creating a process with a hidden window
Sending an HTTP GET request
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
embedequation exploit packed shellcode
Verdict:
Malicious
Labled as:
CVE-2017-11882
Result
Verdict:
MALICIOUS
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates an undocumented autostart registry key
Delayed program exit found
Drops PE files to the user root directory
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
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)
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Remcos
Uses dynamic DNS services
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-02-22 16:55:59 UTC
File Type:
Document
Extracted files:
4
AV detection:
14 of 25 (56.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
n/a
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
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Executes dropped EXE
Loads dropped DLL
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
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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