MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b5ca34b966549dfee1a824ab645c66b17217aadda4ccea96731b8cb0cfb03a27. 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: | b5ca34b966549dfee1a824ab645c66b17217aadda4ccea96731b8cb0cfb03a27 |
|---|---|
| SHA3-384 hash: | d9af6854f41324baa6977a47592afbe9f0135947b4de3fcc8b570ce2db75e0682fc22653c8cd5344ea9456587167a4e2 |
| SHA1 hash: | 4b5fc334afe2eb333f72fb7a7c84c81496c4ff1b |
| MD5 hash: | fe7b14ca4f21d3a8e7dd188c25f347b7 |
| humanhash: | oklahoma-cold-apart-early |
| File name: | fe7b14ca4f21d3a8e7dd188c25f347b7 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 620'082 bytes |
| First seen: | 2023-06-13 10:38:41 UTC |
| Last seen: | 2023-06-13 11:58:59 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 99f47294d1e2f8b32ac2a7da095da450 (1 x RemcosRAT) |
| ssdeep | 12288:4iSl9ETT0a58OBHqW2BpKTMONVbg2PO/XkFl:4RaX58Oxq3KYOUcO/Xkf |
| Threatray | 1'979 similar samples on MalwareBazaar |
| TLSH | T1C9D4022E2DB48D55E4C4CBB154E2B463B464BC2D26DF5C2FB1C7BB6816B6A03119322F |
| TrID | 77.2% (.EXE) Win32 Executable Microsoft Visual Basic 6 (82067/2/8) 6.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.2% (.EXE) Win32 Executable (generic) (4505/5/1) 1.9% (.ICL) Windows Icons Library (generic) (2059/9) |
| File icon (PE): |  |
| dhash icon | 1003873d31213f10 (142 x DarkCloud, 132 x GuLoader, 35 x a310Logger) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
302
Origin country :
FRVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
fe7b14ca4f21d3a8e7dd188c25f347b7
Verdict:
Malicious activity
Analysis date:
2023-06-13 10:39:16 UTC
Tags:
remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Launching a process
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Launching the default Windows debugger (dwwin.exe)
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
overlay packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
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
Delayed program exit found
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Detection:
remcos
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2023-06-13 10:39:08 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
23 of 24 (95.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 1'969 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:layouts rat
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
datbuggy.servepics.com:58003
Unpacked files
SH256 hash:
5f65e6dce916f151f57210ee20f0a1d6b3c8375f372feb2cb84f7e02405eee4e
MD5 hash:
4c027072ca5148d77ee9dcd78f97b3e7
SHA1 hash:
a1f0bc2e10725147111de815b2e52d07d1341486
Detections:
Remcos
win_remcos_auto
SH256 hash:
b5ca34b966549dfee1a824ab645c66b17217aadda4ccea96731b8cb0cfb03a27
MD5 hash:
fe7b14ca4f21d3a8e7dd188c25f347b7
SHA1 hash:
4b5fc334afe2eb333f72fb7a7c84c81496c4ff1b
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
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_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| 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. |
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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