MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2. 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: 18


Intelligence 18 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2
SHA3-384 hash: c07fff1b32a7f0d24d15d4f0fa28a1ce5499d20cab483818f92fa55cb92d0be65abfe1e26e50e8784b6aef1e8e305ef5
SHA1 hash: 4b34af78ea9f923a6860e2f7b2a56f3718377159
MD5 hash: 6b7008991777c33428879d0519f419aa
humanhash: massachusetts-oklahoma-football-venus
File name:SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.10014.23868
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:520'994 bytes
First seen:2023-07-27 10:31:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 12288:vYvIpbTervL2it4hmU39bjJZCj564AXQMD3pHKH:vYvcbAvLn4h19bjWyVLpqH
Threatray 2'310 similar samples on MalwareBazaar
TLSH T1AEB423247A5580E3F82387392E2EDBB529B8B42B027E932653605B187973973D15F3CD
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
294
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.10014.23868
Verdict:
Malicious activity
Analysis date:
2023-07-27 10:32:03 UTC
Tags:
rat remcos remote
Link:
https://app.any.run/tasks/995b1a5f-fff1-4047-98cf-aa27e994cb8b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/434763/
Detection(s):
Sanesecurity.Malware.28947.BadP.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Restart of the analyzed sample
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin overlay packed remcos shell32
Link:
https://www.filescan.io/uploads/64c247a21b48787a496f5eae/reports/26d9946e-7e77-4b35-8ddd-ecbbb667f02e/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2
Result
Verdict:
MALICIOUS
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/b14f0ab9-85e3-4bb6-b87a-212daf785b0e
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1281064
Signature
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 Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
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:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2023-07-27 09:43:12 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=c6jhz6jm6joajabb7fixhbxzu2mtnsgahlek7mmovqmokexgmkra._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
356397e5a8cede8dc9420b6f76ed565748382705ed55888b0a85a48e94ec2bc4
RemcosRAT
37f3dc0db96f235594f3e2153e851add6103e86a79b81722a130c592d1981f0a
RemcosRAT
3da90b636e39cd1f67e3542c60d813c6ff8152f7f740b3ef4ef086ef120836df
RemcosRAT
4b66b1c337c83ccb79e4862a7a32421fd75a565a59fee1f830d4aae55b64af9a
RemcosRAT
882a895b320ba323dccd33d6d82e02b4506b7386a91c63c0c505345796352d67
RemcosRAT
ce068c31fc36142145899195cf4dcb87d3dce15616bf9f60428f931d355c86d2
RemcosRAT
f1373d2222e6c4e03e857f401e582261f0530520e8fe2d6a325743ef73ee9a26
RemcosRAT
+ 2'300 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost persistence rat
Link:
https://tria.ge/reports/230727-mkyf3sea84/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
64.112.85.218:4888
Unpacked files
SH256 hash:
04adf7cc43ba331ca5f202b718fefbc16cbcccdee11c1830087b8115ae429eb4
MD5 hash:
07d1ba5604b10a849c185fa855c923da
SHA1 hash:
4dfecf14ddb1f0896b47b168273f8a37396b5051
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/589020d7-5b39-4f15-9e02-ba428416a32c/
Parent samples :
356397e5a8cede8dc9420b6f76ed565748382705ed55888b0a85a48e94ec2bc4
37f3dc0db96f235594f3e2153e851add6103e86a79b81722a130c592d1981f0a
17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2
593cf342a669fcb1bff594bd8ce85fc112bc19d42f7fcb0932c9ac5cdf70d0d9
8167261af1cde7e03bd2ddf43ebde21bda4af66216d2c4ee9ca1c967e580f7a5
SH256 hash:
5a096476fa48a96f2800b3e04697e302ae12b966c0f16a5ffdf1fde63a83177c
MD5 hash:
241ee466a7815f6e3afa8cc414854dee
SHA1 hash:
36b8b8ef4bbc5d5d20825eedb52ed148105f5932
Link:
https://www.unpac.me/results/589020d7-5b39-4f15-9e02-ba428416a32c/
SH256 hash:
17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2
MD5 hash:
6b7008991777c33428879d0519f419aa
SHA1 hash:
4b34af78ea9f923a6860e2f7b2a56f3718377159
Link:
https://www.unpac.me/results/589020d7-5b39-4f15-9e02-ba428416a32c/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/17927cf92cf2/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/17927cf92cf25c048021f9517386f9a69936c8c03ac8afb18eac18e512e662a2

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:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/434763/

Comments