MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d3ae0198e42c1f207bd4ba866ad9f634cddb1b3f15757db7b417a74bfc20116e. 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: 18
| SHA256 hash: | d3ae0198e42c1f207bd4ba866ad9f634cddb1b3f15757db7b417a74bfc20116e |
|---|---|
| SHA3-384 hash: | d13d9c7f01173b5abaedec28a7c185ff4af477e0b43259450ae304f89e9ebc4ed4d5901d9f75d496035432421e2dd767 |
| SHA1 hash: | 8039c1730d06a8ad1b3e25697ed46802bbc26cc2 |
| MD5 hash: | 4b525ea636292fce4123056700f34750 |
| humanhash: | beer-twelve-neptune-vermont |
| File name: | 4b525ea636292fce4123056700f34750N.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 2'420'224 bytes |
| First seen: | 2024-07-27 15:50:29 UTC |
| Last seen: | 2024-07-27 16:24:51 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2c16a3088b04240b7e18e69b991515be (1 x RemcosRAT) |
| ssdeep | 24576:TLSXnmlsUZs/yP3pgXWeoVeVph4UsVtS0MOzCMWrUsPcjaNki9Xw5YhBXlOslDRr:TLSWZayP3pgXWFVeVpPsVtS0f6dUKWM |
| Threatray | 4'302 similar samples on MalwareBazaar |
| TLSH | T18BB55B117BE98259F1F36F359A7845601D3B7DB06F35C28F3A40568E18B5BE0893AB23 |
| TrID | 63.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 11.6% (.EXE) Win64 Executable (generic) (10523/12/4) 7.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 5.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.9% (.EXE) Win32 Executable (generic) (4504/4/1) |
| File icon (PE): |  |
| dhash icon | 00e8b2d4ccccccf0 (8 x LummaStealer, 4 x Rhadamanthys, 1 x Formbook) |
| Reporter |  nickkuechel |
| Tags: | exe RAT remcos RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
393
Origin country :
USVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
fiscalia.exe
Verdict:
Malicious activity
Analysis date:
2024-07-23 17:07:56 UTC
Tags:
rat remcos remote keylogger
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Discovery Infostealer Network Static Stealth Remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
crypto epmicrosoft_visual_cc evasive explorer fingerprint keylogger lolbin microsoft_visual_cc packed remcos shell32
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:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
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
Detected Remcos RAT
Drops large PE files
Drops PE files to the document folder of the user
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2024-07-23 19:00:09 UTC
File Type:
PE (Exe)
Extracted files:
61
AV detection:
20 of 24 (83.33%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 4'292 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:kilos discovery persistence rat
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
card25.con-ip.com:1664
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
82b365e6d8decab68b4bb123f1d83d584b0b78f5216fb65c96ad6cf59f130f31
MD5 hash:
9a6caca4f915214198510a856fcff33c
SHA1 hash:
b766e7223c1e32e4916b253b87f2c45445ecf194
Detections:
Remcos
win_remcos_auto
win_remcos_w0
malware_windows_remcos_rat
SH256 hash:
d3ae0198e42c1f207bd4ba866ad9f634cddb1b3f15757db7b417a74bfc20116e
MD5 hash:
4b525ea636292fce4123056700f34750
SHA1 hash:
8039c1730d06a8ad1b3e25697ed46802bbc26cc2
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: | Check_OutputDebugStringA_iat |
|---|
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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 (HIGH_ENTROPY_VA) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| AUTH_API | Manipulates User Authorization | ADVAPI32.dll::ConvertSidToStringSidW ADVAPI32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW ADVAPI32.dll::CopySid ADVAPI32.dll::CreateWellKnownSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetSidLengthRequired |
| COM_BASE_API | Can Download & Execute components | ole32.dll::CoCreateInstance ole32.dll::CoInitializeSecurity |
| DP_API | Uses DP API | CRYPT32.dll::CryptProtectData CRYPT32.dll::CryptUnprotectData |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::DuplicateToken ADVAPI32.dll::GetTokenInformation |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteW SHELL32.dll::ShellExecuteExW SHELL32.dll::SHFileOperationW |
| URL_MONIKERS_API | Can Download & Execute components | urlmon.dll::URLDownloadToFileW |
| WIN32_PROCESS_API | Can Create Process and Threads | ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken WININET.dll::InternetCloseHandle KERNEL32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetDriveTypeW KERNEL32.dll::GetVolumeInformationW |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW SHELL32.dll::SHCreateDirectoryExW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::MoveFileW KERNEL32.dll::MoveFileExW |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LookupAccountNameW ADVAPI32.dll::LookupAccountSidW ADVAPI32.dll::LookupPrivilegeValueW |
| WIN_CRYPT_API | Uses Windows Crypt API | CRYPT32.dll::CertFindCertificateInStore CRYPT32.dll::CertFreeCertificateContext CRYPT32.dll::CryptDecodeObject |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegDeleteKeyExW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryInfoKeyW |
| WIN_SVC_API | Can Manipulate Windows Services | ADVAPI32.dll::ControlService ADVAPI32.dll::OpenSCManagerW ADVAPI32.dll::OpenServiceW ADVAPI32.dll::QueryServiceStatusEx |
| WIN_TRUST_API | Uses Windows Trust API | WINTRUST.dll::WinVerifyTrust |
| WIN_USER_API | Performs GUI Actions | USER32.dll::FindWindowW USER32.dll::FindWindowExW USER32.dll::PeekMessageW USER32.dll::CreateWindowExW |
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