MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a233264c6356e52ce39f375f37c31992fa88a2b797595ea6ae339f98e8e74ac2. 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: 13
| SHA256 hash: | a233264c6356e52ce39f375f37c31992fa88a2b797595ea6ae339f98e8e74ac2 |
|---|---|
| SHA3-384 hash: | 0fe8d69bc08039df00e055f2c898bf8aff1b483bb21e14ceb8ce5b2063d71ca97b7bb8ea32fff665d448124dbbe63e04 |
| SHA1 hash: | 4f7769c0ed7a27cb4e90a8e9b1597ce22b0e017c |
| MD5 hash: | 4aff8ea0281894ca6df493e632e88dae |
| humanhash: | april-johnny-fruit-butter |
| File name: | LisectAVT_2403002C_9.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 853'109 bytes |
| First seen: | 2024-07-25 01:51:13 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 24576:Gwkj1zCzvpt93onGMeE3Jo7xhe+bhYjEUgH:GwI1mzvvAGMeQ+1/lH |
| Threatray | 4'294 similar samples on MalwareBazaar |
| TLSH | T1FC0523686FBC7023E063A5BC84A3D37570B5CB5816C3AD6FF2C1C2118850B59669AF7B |
| TrID | 44.4% (.EXE) Win64 Executable (generic) (10523/12/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3) |
| Reporter | Anonymous |
| Tags: | exe RemcosRAT |
Anonymous
this malware sample is very nasty!Intelligence
File Origin
# of uploads :
1
# of downloads :
309
Origin country :
CNVendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
DNS request
Connection attempt
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
evasive overlay packed vbnet
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.
Result
Threat name:
Remcos
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to register a low level keyboard hook
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
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 domain / URL
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
remcos
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-07-25 01:52:07 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
2
AV detection:
21 of 24 (87.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 4'284 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:884764 discovery rat
Behaviour
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
serverupdatemarch353.duckdns.org:5987
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
a233264c6356e52ce39f375f37c31992fa88a2b797595ea6ae339f98e8e74ac2
MD5 hash:
4aff8ea0281894ca6df493e632e88dae
SHA1 hash:
4f7769c0ed7a27cb4e90a8e9b1597ce22b0e017c
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
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_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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