MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 0ec61eda09a5b90027808d2295a193eb7a8e81d440e5460d00a69328c2f9ee81. 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: | 0ec61eda09a5b90027808d2295a193eb7a8e81d440e5460d00a69328c2f9ee81 |
|---|---|
| SHA3-384 hash: | 4545f29e096fa47406ee161e86399a008276efa36e6cda5b35532f219d2fef64cb91939b5db6ee8d7faa1d32a23cee52 |
| SHA1 hash: | bc0a0146ef1d4fbab0b1a75c82cc45bbd94b4f2f |
| MD5 hash: | 864ec5148797f4e02d42e1bccd9a6fe7 |
| humanhash: | bluebird-fillet-freddie-floor |
| File name: | BNP DOC 12578945329763-7633562829.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 2'160'128 bytes |
| First seen: | 2024-06-27 06:33:11 UTC |
| Last seen: | 2024-06-27 07:26:22 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 8f2ed59ffaf0389477f5411c8b4c37fd (3 x AgentTesla, 3 x Formbook, 3 x RemcosRAT) |
| ssdeep | 49152:nOD+bTI6YTDml4HJPHDQkOBU0f9iygcrxZ3aU5ZNIrRo2ht1W1cvkN8TCiJ5QtbF:Gv85wDJ5QtB |
| Threatray | 4'207 similar samples on MalwareBazaar |
| TLSH | T146A5CE15E3E801A8E577EB34CA229333CAB1B8561731E58F065CD2451F73EA19B7B326 |
| TrID | 72.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 13.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 2.5% (.EXE) OS/2 Executable (generic) (2029/13) 2.5% (.EXE) Generic Win/DOS Executable (2002/3) |
| Reporter |  lowmal3 |
| Tags: | exe RemcosRAT |
Intelligence
File Origin
# of uploads :
3
# of downloads :
350
Origin country :
DEVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
0ec61eda09a5b90027808d2295a193eb7a8e81d440e5460d00a69328c2f9ee81.exe
Verdict:
Malicious activity
Analysis date:
2024-06-27 06:36:25 UTC
Tags:
rat remcos remote evasion
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
96.5%
Link:
Tags:
Execution Network Static Remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Launching a process
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
hacktool lolbin microsoft_visual_cc packed regedit remcos remote shell32
Verdict:
Malicious
Labled as:
Trojan.Agent
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.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
remcos
Threat name:
Win64.Backdoor.Remcos
Status:
Malicious
First seen:
2024-06-27 06:34:05 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 4'197 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:1218202300 rat
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
softwareupdatexkwre.duckdns.org:45682
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
0ec61eda09a5b90027808d2295a193eb7a8e81d440e5460d00a69328c2f9ee81
MD5 hash:
864ec5148797f4e02d42e1bccd9a6fe7
SHA1 hash:
bc0a0146ef1d4fbab0b1a75c82cc45bbd94b4f2f
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: | BitcoinAddress |
|---|---|
| Author: | Didier Stevens (@DidierStevens) |
| Description: | Contains a valid Bitcoin address |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__MemoryWorkingSet |
|---|---|
| Author: | Fernando Mercês |
| Description: | Anti-debug process memory working set size check |
| Reference: | http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/ |
| Rule name: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| Rule name: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| 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_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.
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 |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| AUTH_API | Manipulates User Authorization | ADVAPI32.dll::CreateWellKnownSid ADVAPI32.dll::RevertToSelf ADVAPI32.dll::GetSecurityDescriptorLength |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetWindowsAccountDomainSid |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CreateProcessA ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken ADVAPI32.dll::SetThreadToken KERNEL32.dll::VirtualAllocExNuma KERNEL32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::DeleteVolumeMountPointW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetVolumeInformationW KERNEL32.dll::GetSystemInfo |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::AllocConsole KERNEL32.dll::FreeConsole KERNEL32.dll::GetConsoleOutputCP KERNEL32.dll::GetConsoleWindow |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CopyFileExW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::MoveFileExW KERNEL32.dll::ReplaceFileW |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::LookupPrivilegeValueW |
| WIN_BCRYPT_API | Can Encrypt Files | bcrypt.dll::BCryptDecrypt bcrypt.dll::BCryptDestroyKey bcrypt.dll::BCryptGenRandom bcrypt.dll::BCryptOpenAlgorithmProvider bcrypt.dll::BCryptCloseAlgorithmProvider |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyExW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryInfoKeyW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExA ADVAPI32.dll::RegSetValueExW |
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