MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 81bc33ce9bf2c1eaec168f5a5a4c2da715a2fcbc8972daa23834e22e3d27c547. 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: 7
| SHA256 hash: | 81bc33ce9bf2c1eaec168f5a5a4c2da715a2fcbc8972daa23834e22e3d27c547 |
|---|---|
| SHA3-384 hash: | c1ba8aaa62aa23e9121f43179ad3760666527ee84697e3333a6a60ae60cbd9696df44a70033db04d4529309484c5f1ab |
| SHA1 hash: | 7e957166a5a73c6e7ddf9af391fd1837f4339a99 |
| MD5 hash: | 46c7424bbc974b8071f30e2c6494612b |
| humanhash: | mango-princess-lactose-hamper |
| File name: | Kzckpxc.exe.vir |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 36'352 bytes |
| First seen: | 2022-06-21 10:11:36 UTC |
| Last seen: | 2022-06-21 10:49:46 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 384:smXunBkNPYTnTg2nEky83Gj66JatXhuH4hEEF193PmaBVjVBNf+RukFO3CyN:zX6FEiXhw4y219f71VBN+QJ3h |
| Threatray | 16 similar samples on MalwareBazaar |
| TLSH | T1FDF21A477E407665E98619732453330E523DEE3CBCE59A2B1DCC308EDA739821D14AE6 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 4c33d8d4d4d8334c (2 x NetWire, 2 x AgentTesla, 2 x SnakeKeylogger) |
| Reporter |  KdssSupport |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
201
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Setting a keyboard event handler
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
packed
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.
Verdict:
Malicious
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
60 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Miner
Status:
Malicious
First seen:
2022-06-21 06:03:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
18 of 26 (69.23%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
unknown
Similar samples:
+ 6 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost persistence rat spyware stealer
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Reads user/profile data of web browsers
Remcos
Malware Config
C2 Extraction:
vivald21.hopto.org:9955
Unpacked files
SH256 hash:
81bc33ce9bf2c1eaec168f5a5a4c2da715a2fcbc8972daa23834e22e3d27c547
MD5 hash:
46c7424bbc974b8071f30e2c6494612b
SHA1 hash:
7e957166a5a73c6e7ddf9af391fd1837f4339a99
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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 |
|---|
| 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.
Web download
Delivery method
Distributed via web download
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