MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6. 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


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6
SHA3-384 hash: 6f2487d8636bc761a38bab0f0ea21fc692d88ef326ad12087c663a0949b6fd3886bc57957a14cea0816ac768fe5fef67
SHA1 hash: 72fefe0a32d2a91cc1796608443136445b9e0d16
MD5 hash: 5487e0c7ef43dc043893983a30b5e429
humanhash: tennis-island-west-helium
File name:5487e0c7ef43dc043893983a30b5e429.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:953'344 bytes
First seen:2023-05-09 06:33:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:AGfuodQsJaN71sRJD2BX3T+bmCW5dyYMFOX3u:AGndQsJaNww3aiCWuY
Threatray 2'778 similar samples on MalwareBazaar
TLSH T1C61502B0A0AF49B6E60F4A701978BDA61E7170E3EEEA057807395444DBA7B143FC851F
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 0b1b9a92b4646968 (9 x Loki, 7 x AgentTesla, 5 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
274
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
5487e0c7ef43dc043893983a30b5e429.exe
Verdict:
Malicious activity
Analysis date:
2023-05-09 06:39:51 UTC
Tags:
keylogger remcos
Link:
https://app.any.run/tasks/131c5155-1e4b-449c-bd65-30dc4ae18f5a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/387669/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Connecting to a non-recommended domain
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6459e95e6f254f9636e3c7c7/reports/3ef997e1-29a0-489c-b2e0-c9c2dca0acc3/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8dab522d-be25-4275-be94-555eedb57d21
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1228878
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to modify clipboard data
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2023-05-09 05:27:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=e7k3q35gqinmpcq22kww3peuzu2netsgd26b7ik2aakkzvgnohla._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
11327f3b5123a0f6325b9370d4321bddc00ef1619f6da209503ae1370b24121e
RemcosRAT
1abe11cf0a879b99c092a403e9efedf7ecda8e92c6708c31c799ce36c2da26a8
RemcosRAT
2010a7e1a136a9881ba4db4beb99088ea77ea2997d36e6d1d16fc696b34fda8b
RemcosRAT
2b4c534df5fe4c7ee7a402f384109cb60b54c7f301ef8644e7b1eba397d89f2b
RemcosRAT
32fcd31207c5e310957801fca81578c9dcba9ed3515809f62a7d50d93ad033db
RemcosRAT
3c2ffc42864aba9e07bb8cd494141ea7125a2d24a8717f0cf0a33da8020dbdfb
RemcosRAT
aa2caafd9a1d53df2112c9081fb5686e04283be0da13d94bacdfc8c9addf0c34
RemcosRAT
edd0bc79de9c5ecb3d4903d20259b356171aa41af2df2a43aad0bf36bda95c7b
RemcosRAT
f3c280a30bfcb13a09179451fc8a2885ea9a95258ee5b52bfd24a1caf7896e54
RemcosRAT
+ 2'768 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost rat
Link:
https://tria.ge/reports/230509-hbsr1see79/
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
bmarch459.sytes.net:6110
Unpacked files
SH256 hash:
3ab1dcc37e7c5c643bf41e9f0f81f816f24974fbddde95e2af52426e3374dd35
MD5 hash:
8a2c496875c0871aecc16aae768b323f
SHA1 hash:
f5423a32125c70b512de301c5616c7b75477e2e7
Link:
https://www.unpac.me/results/59c5c5f6-9c24-4b44-8049-12f190dfd828/
SH256 hash:
4ac4d87556be49df2015ce401aab902412714243a6656e29f0d3275ac2ca0576
MD5 hash:
47206efb26dc3fa7f7bd572f7fd21686
SHA1 hash:
bf5d141c42d503bd07849b8fbe3c2e39c8d55e71
Link:
https://www.unpac.me/results/59c5c5f6-9c24-4b44-8049-12f190dfd828/
SH256 hash:
f1f08375e62942b2312f5599b16af161e237cac1d6594a7a2c032c387d4440c8
MD5 hash:
2a236be536ec55a078105fb506abfbfb
SHA1 hash:
aa5890d1f8bb9ac55fb04e38522189653e63fe8f
Link:
https://www.unpac.me/results/59c5c5f6-9c24-4b44-8049-12f190dfd828/
SH256 hash:
1a74b799c1a40a793e526da7e8e0de843cd00a39fd21736888fa42ed399de005
MD5 hash:
4d61d1ba711188097ea6d10b4175a7ec
SHA1 hash:
91c0382c4470028b26f4ba4d96bf09556827663c
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/59c5c5f6-9c24-4b44-8049-12f190dfd828/
Parent samples :
3d35655b8a265b213dba9d23a9542e024895cba4c18dbfb782cb844125c23654
23b3b5a24a51826ddb55a28333f4bfb9455f891f946e7d71a8d1eb3bab1f02f2
7f930ad707464ff08068026c219b7d470da3adedf984f0b0897e1adb4126440d
59d9df7e128711ba9e34b6a6cac31cd50e25c5e350849abfc1b53e8c25854719
27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6
fe5441d6898cf0dea8ca087588a0b8cbc0154a011f4b81de03d370a237b86ebf
SH256 hash:
b52c29ba9ef8996bdf721950d900db96f1befb9883eb38c2075528e60c7aabd4
MD5 hash:
7b6143d9d94c8b80d191b77d8b6d1ba2
SHA1 hash:
1c91704ff6da2a9dd8aaa2ff2d5a5f69a445f76b
Link:
https://www.unpac.me/results/59c5c5f6-9c24-4b44-8049-12f190dfd828/
SH256 hash:
27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6
MD5 hash:
5487e0c7ef43dc043893983a30b5e429
SHA1 hash:
72fefe0a32d2a91cc1796608443136445b9e0d16
Link:
https://www.unpac.me/results/59c5c5f6-9c24-4b44-8049-12f190dfd828/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/27d5b86fa682/report/overview.html
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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

RemcosRAT

Executable exe 27d5b86fa6821ac78a1ad2ad6dbc94cd34d24e461ebc1fa15a0014acd4cd71d6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2260834/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/387669/

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