MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12. 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: 14


Intelligence 14 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12
SHA3-384 hash: abcd850b665f581af9dbfbb53b9dd91d8d15a62036527917f6aed9f628ee8228b133d8548fd7ca2364f990daf8180720
SHA1 hash: ac60e26e9cd850d915ce4feec1a143c2978f9450
MD5 hash: 2f4a299657e1c91c2761d4966250dd68
humanhash: mirror-batman-yellow-green
File name:swecaninsertforgoodforeeturncheclkgoodwecan___________wecaninsertforgoodforeeturncheclkgood________wecaninsertforgoodforeeturncheclkgood.doc
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:104'618 bytes
First seen:2025-04-02 12:02:09 UTC
Last seen:2025-04-02 13:22:29 UTC
File type:Word file doc
MIME type:text/rtf
ssdeep 3072:aFI4d5EKa2PH6YsmEevq+VmGrWJyYxSGBSbm:6pYKazYNqhGrYxSGBSbm
TLSH T13BA3D36EE70B09159F5597BA434B4E4A05BCB22EF38540B179AC973437ECC3E4A6287C
Magika rtf
Reporter abuse_ch
Tags:CVE-2017-11882 doc RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
552
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

TwinWave.EvilRTF.ObfusRunAway.20240409.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ed2a64855e5ec5240c384c
Tags:
office shell lien sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching a process
Creating a window
Sending an HTTP GET request
Creating a file in the %AppData% directory
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Running batch commands
Creating a process with a hidden window
Creating a process from a recently created file
Creating a file
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Launching a service
Sending an HTTP GET request to an infection source
Possible injection to a system process
Connection attempt by exploiting the app vulnerability
Connection attempt to an infection source
Launching a process by exploiting the app vulnerability
Unauthorized injection to a system process
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd embedequation evasive exploit lolbin shellcode timeout wscript
Link:
https://www.filescan.io/uploads/67ed2751631830704a8e6787/reports/b41708a9-c73c-4460-bf16-ee711b3d573f/overview
Verdict:
Malicious
Labled as:
CVE-2017-11882
Link:
https://www.hybrid-analysis.com/sample/cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Link:
https://www.malware.ai/gui/files/?id=fa849128-9a24-4653-b0ca-d22005c8ef0e
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1654654
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Office drops RTF file
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12
Detection:
cve-2017-11882-shellcode
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2025-04-02 12:03:19 UTC
File Type:
Document
Extracted files:
6
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zo4awkgrrn2pfz6hzqswcmsq3bfkeb5qw4lsmjdxlbfvmgnfzija._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250402-n7lw8swwax/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d8024a4b-f750-4200-868a-11058d424570
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cbb80b28d18b/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/cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12

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

File information

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

Web download

RemcosRAT

Word file doc cbb80b28d18b74f2e7c7cc25613250d84aa207b0b717262477584b5619a5ca12

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3499183/
  
Delivery method
Distributed via web download

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