MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c0a61528c592ee0f031423ea8cfa16f60bdb5aab2a4351bc5e920168c6079c0e. 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: 17
| SHA256 hash: | c0a61528c592ee0f031423ea8cfa16f60bdb5aab2a4351bc5e920168c6079c0e |
|---|---|
| SHA3-384 hash: | cdd3eb8f383884eeaae3a87c3a0bde1a2c6340f3286d355b46193a93ef448ee3c82de4ccb1cd928bddbe0d002673b2ed |
| SHA1 hash: | 48e66669c4cb4ac7e3d172f00fb577bcf573f693 |
| MD5 hash: | 9eea2c45522c0a0507344fc3b216f35e |
| humanhash: | victor-fix-orange-winner |
| File name: | 9eea2c45522c0a0507344fc3b216f35e |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 529'139 bytes |
| First seen: | 2023-03-13 12:37:59 UTC |
| Last seen: | 2023-03-13 14:30:24 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader) |
| ssdeep | 12288:+Y5N3JJlolK5XCCswOk8XOHEL+b/P/c/wcDzeUKkNwyhMk:+Y5N3pShCstkGOHZLPSRDCtkN7ek |
| Threatray | 3'494 similar samples on MalwareBazaar |
| TLSH | T148B422152A50D17ACDE60E30EF3B8775EEEA8E644930920F27B17F0D78B1695AE0E711 |
| 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): |  |
| dhash icon | 98a2a6a08383a200 (9 x RemcosRAT, 3 x Formbook, 1 x AgentTesla) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
248
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
USD23.026,90 (Tiller Order).docx
Verdict:
Malicious activity
Analysis date:
2023-03-13 12:03:38 UTC
Tags:
opendir exploit cve-2017-11882 loader rat remcos keylogger stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Sending a custom TCP request
Creating a file
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a recently created process
Stealing user critical data
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
comodo formbook nemesis overlay packed remcos shell32.dll zusy
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Delayed program exit found
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: Remcos
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Casdet
Status:
Malicious
First seen:
2023-03-13 12:38:09 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
16 of 23 (69.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 3'484 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost collection rat spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
vcv.mastercoa.co:8489
Unpacked files
SH256 hash:
4d32a7ea7622a9b49856f49e690a4a14b998095754ebc0d450306ec4f99f4d55
MD5 hash:
4313bd98077de73b143c028fba852c31
SHA1 hash:
2a49e726ddb9f4e0fb24bcd19f8389a59e4bdcf8
Detections:
Remcos
win_remcos_auto
SH256 hash:
2ec72e8d187b8cb6ca75f2859e7ff2f8f662727cce035f18d11beee14423c7d1
MD5 hash:
ec58ad1a92a419f0f5808457b07ad62e
SHA1 hash:
90e775790640a5f36397365e23aa574e2eb21b00
SH256 hash:
c0a61528c592ee0f031423ea8cfa16f60bdb5aab2a4351bc5e920168c6079c0e
MD5 hash:
9eea2c45522c0a0507344fc3b216f35e
SHA1 hash:
48e66669c4cb4ac7e3d172f00fb577bcf573f693
Malware family:
Remcos
Verdict:
Malicious
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: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_EXE_Packed_MPress |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables built or packed with MPress PE compressor |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | QbotStuff |
|---|---|
| Author: | anonymous |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | TeslaCryptPackedMalware |
|---|
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
| Rule name: | yara_template |
|---|
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
Comments
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