MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7572dfd4a5b97e84dd6a023ad7078330c6c919d20af5f0f5f4ff8418698ef1b6. 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: 19
| SHA256 hash: | 7572dfd4a5b97e84dd6a023ad7078330c6c919d20af5f0f5f4ff8418698ef1b6 |
|---|---|
| SHA3-384 hash: | 1e23ce1e4a0bcf10d7b50e118606060f48ebee7ca24729dc7f46241231e96161276614672a39c25efafb0e31c92ef161 |
| SHA1 hash: | 2bb18bb1828171d775e6e3c8127d3f375e10346d |
| MD5 hash: | 5b145d889f03b5253e441a92d55bfcfb |
| humanhash: | vegan-vermont-emma-earth |
| File name: | 1741849444a901b1e837e9d936a8b52d2404ffdcc02326cc98d522e878bce2a5a11d1b4fa7469.dat-decoded |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 498'688 bytes |
| First seen: | 2025-03-13 07:04:05 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 41e05d591d7d93bdd5bc6d5da04da74b (52 x RemcosRAT, 1 x Expiro) |
| ssdeep | 6144:nIlSCa0RPvRz+n8Qr1D0ZGESuHabmvHOE4mCp6qtydBnP+Y4+3sAORZGFX3Xc6kJ:n200OFp+G0imvHn3Cp6qyBP+YdsvZGy |
| Threatray | 559 similar samples on MalwareBazaar |
| TLSH | T14FB4BF01B9E2C172D57654300D2AE776DEBCBD2028358D7BB3D60D57FE30190AA39AB6 |
| TrID | 32.2% (.EXE) Win64 Executable (generic) (10522/11/4) 20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 13.7% (.EXE) Win32 Executable (generic) (4504/4/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| dhash icon | c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm) |
| Reporter |  abuse_ch |
| Tags: | base64-decoded exe RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
421
Origin country :
DEVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
1741849444a901b1e837e9d936a8b52d2404ffdcc02326cc98d522e878bce2a5a11d1b4fa7469.dat-decoded
Verdict:
Malicious activity
Analysis date:
2025-03-13 07:18:45 UTC
Tags:
rat remcos remote
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
ransomware dropper remcos virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
DNS request
Launching a process
Reading critical registry keys
Creating a file in the %temp% directory
Creating a window
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
cmd config-extracted crypto evasive exploit explorer fingerprint fingerprint keylogger lolbin microsoft_visual_cc packed rat remcos remcos windows
Verdict:
Malicious
Labled as:
Trojan.Remcos
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.phis.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
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
Detected Remcos RAT
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
remcos
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2025-03-12 13:58:43 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
24 of 24 (100.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 549 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost collection discovery rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
198.12.81.137:1070
198.12.81.137:14646
198.12.81.137:14645
198.12.81.137:7070
198.12.81.137:14646
198.12.81.137:14645
198.12.81.137:7070
Verdict:
Malicious
Tags:
rat remcos Win.Trojan.Remcos-9841897-0
YARA:
malware_windows_remcos_rat REMCOS_RAT_variants Remcos_Payload win_remcos_rat_unpacked Windows_Trojan_Remcos_b296e965 MAL_EXE_Remcos_RAT_Jul_22 Remcos
Unpacked files
SH256 hash:
7572dfd4a5b97e84dd6a023ad7078330c6c919d20af5f0f5f4ff8418698ef1b6
MD5 hash:
5b145d889f03b5253e441a92d55bfcfb
SHA1 hash:
2bb18bb1828171d775e6e3c8127d3f375e10346d
Detections:
win_remcos_w0
win_remcos_auto
Remcos
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: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | Remcos_unpacked_PulseIntel |
|---|---|
| Author: | PulseIntel |
| Description: | Remcos Payload |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Reference: | https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
| Rule name: | win_remcos_rat_unpacked |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | win_remcos_w0 |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | yarahub_win_remcos_rat_unpacked_aug_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
a901b1e837e9d936a8b52d2404ffdcc02326cc98d522e878bce2a5a11d1b4fa7
Dropped by
SHA256 a901b1e837e9d936a8b52d2404ffdcc02326cc98d522e878bce2a5a11d1b4fa7
Dropped by
MD5 249a5ef00279eb8ff34de197ecda5df1
Delivery method
Distributed via web download
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 |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| GDI_PLUS_API | Interfaces with Graphics | gdiplus.dll::GdiplusStartup gdiplus.dll::GdipGetImageEncodersSize gdiplus.dll::GdipGetImageEncoders gdiplus.dll::GdipAlloc |
| MULTIMEDIA_API | Can Play Multimedia | WINMM.dll::mciSendStringA WINMM.dll::mciSendStringW WINMM.dll::PlaySoundW WINMM.dll::waveInAddBuffer WINMM.dll::waveInClose WINMM.dll::waveInOpen |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::GetTokenInformation |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteExA SHELL32.dll::ShellExecuteW |
| URL_MONIKERS_API | Can Download & Execute components | urlmon.dll::URLDownloadToFileW urlmon.dll::URLOpenBlockingStreamW |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CreateProcessW KERNEL32.dll::CreateProcessA KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken KERNEL32.dll::WriteProcessMemory KERNEL32.dll::CloseHandle WININET.dll::InternetCloseHandle |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::FindFirstVolumeW KERNEL32.dll::FindNextVolumeW KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::AllocConsole KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetConsoleOutputCP KERNEL32.dll::SetConsoleTextAttribute KERNEL32.dll::SetStdHandle |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::DeleteFileA KERNEL32.dll::MoveFileExW KERNEL32.dll::MoveFileW |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LookupPrivilegeValueA KERNEL32.dll::QueryDosDeviceW |
| WIN_CRYPT_API | Uses Windows Crypt API | ADVAPI32.dll::CryptAcquireContextA ADVAPI32.dll::CryptGenRandom |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegCreateKeyW ADVAPI32.dll::RegCreateKeyA ADVAPI32.dll::RegDeleteKeyA ADVAPI32.dll::RegOpenKeyExA ADVAPI32.dll::RegOpenKeyExW |
| WIN_SVC_API | Can Manipulate Windows Services | ADVAPI32.dll::ChangeServiceConfigW ADVAPI32.dll::ControlService ADVAPI32.dll::OpenSCManagerW ADVAPI32.dll::OpenSCManagerA ADVAPI32.dll::OpenServiceW ADVAPI32.dll::QueryServiceConfigW |
| WIN_USER_API | Performs GUI Actions | USER32.dll::AppendMenuA USER32.dll::EmptyClipboard USER32.dll::OpenClipboard USER32.dll::CreateWindowExA |
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