MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d31044022de445b61ba735083a47c5fd1f4d5c8dfcf544da489572ce3fafdc79. 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
| SHA256 hash: | d31044022de445b61ba735083a47c5fd1f4d5c8dfcf544da489572ce3fafdc79 |
|---|---|
| SHA3-384 hash: | dc57705fef2490a0daa5cb579f7bc756f78fc50064d6b38c8132ec807c7057170648a546f78cfaf9cf0c4f70371bfeda |
| SHA1 hash: | bb72ae180e2370125ad416076288478345adb1f8 |
| MD5 hash: | 600fc88ab09bd29187718bd294bcf29a |
| humanhash: | salami-shade-berlin-glucose |
| File name: | Gfbeynjyz.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 868'864 bytes |
| First seen: | 2023-08-30 12:55:50 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 12288:rtV2kQzAHj3BGFy1TQKIO4pqHlV9nXedqVd/bErBWXLy3gBkjCLGeodGlisfsjJ:P2MjccIO4pEV5edqVBbErUtuj |
| Threatray | 2'568 similar samples on MalwareBazaar |
| TLSH | T172059303BA878DB2C149173ACD9B08A61770FDC17623F71B754E236958437BA6A4DE0B |
| TrID | 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.8% (.SCR) Windows screen saver (13097/50/3) 8.7% (.EXE) Win64 Executable (generic) (10523/12/4) 5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.1% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Reporter | Anonymous |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
319
Origin country :
PLVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
Gfbeynjyz.exe
Verdict:
Malicious activity
Analysis date:
2023-08-30 12:57:36 UTC
Tags:
rat remcos remote
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending a TCP request to an infection source
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
control lolbin packed remcos
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
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
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 2'558 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost persistence rat
Behaviour
Modifies system certificate store
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
64.112.85.218:4888
Unpacked files
SH256 hash:
d31044022de445b61ba735083a47c5fd1f4d5c8dfcf544da489572ce3fafdc79
MD5 hash:
600fc88ab09bd29187718bd294bcf29a
SHA1 hash:
bb72ae180e2370125ad416076288478345adb1f8
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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