MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5404c30f5f2408ab9e4a790e09ace77fd2d0f98dd30dbc7617dd64167e8032ce. 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
RustyStealer
Vendor detections: 11
| SHA256 hash: | 5404c30f5f2408ab9e4a790e09ace77fd2d0f98dd30dbc7617dd64167e8032ce |
|---|---|
| SHA3-384 hash: | 7f66a7b950e41f4cc886b7fce99356f0461ccee56ef0ae3e1a314fae5d65c5ac06f3f4643d85f012bf9de42bf24bc8f4 |
| SHA1 hash: | e7318a849b946134adcee06a5b545e2867768f3c |
| MD5 hash: | 22a976f5c4f69fd4bc787aa4d8368936 |
| humanhash: | fillet-north-illinois-robert |
| File name: | 22a976f5c4f69fd4bc787aa4d8368936 |
| Download: | download sample |
| Signature | RustyStealer |
| File size: | 2'910'208 bytes |
| First seen: | 2024-04-17 11:34:56 UTC |
| Last seen: | 2024-04-17 12:40:51 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 1d589303777bbaa8685babdc003b2dad (3 x RustyStealer, 1 x AgentTesla) |
| ssdeep | 49152:GG0pnRH2ABzrO+/1GC1sdpvxRgad2cOrpO:JEoqpO |
| Threatray | 23 similar samples on MalwareBazaar |
| TLSH | T124D518117B4A99ADC05AC4B082478B626A717CCA0B35BAFF4584B5343F7AAF51F3C358 |
| 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) |
| File icon (PE): |  |
| dhash icon | 59592b6e07830e06 (3 x RustyStealer, 2 x AsyncRAT) |
| Reporter |  zbetcheckin |
| Tags: | 64 exe RustyStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
282
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5404c30f5f2408ab9e4a790e09ace77fd2d0f98dd30dbc7617dd64167e8032ce.exe
Verdict:
Malicious activity
Analysis date:
2024-04-17 11:37:54 UTC
Tags:
evasion remote xworm
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Sending an HTTP GET request
Creating a process with a hidden window
Launching a process
Moving a file to the Program Files subdirectory
Replacing files
Creating a window
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-debug
Verdict:
Malicious
Labled as:
Trojan.Generic
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.
Verdict:
Malicious
Result
Threat name:
AsyncRAT, XWorm
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AsyncRAT
Yara detected Generic Downloader
Yara detected Telegram RAT
Yara detected XWorm
Behaviour
Behavior Graph:
Score:
9%
Verdict:
Benign
File Type:
PE
Threat name:
Win64.Trojan.Donut
Status:
Suspicious
First seen:
2024-04-06 17:15:54 UTC
File Type:
PE+ (Exe)
Extracted files:
2
AV detection:
16 of 24 (66.67%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 13 additional samples on MalwareBazaar
Unpacked files
SH256 hash:
5404c30f5f2408ab9e4a790e09ace77fd2d0f98dd30dbc7617dd64167e8032ce
MD5 hash:
22a976f5c4f69fd4bc787aa4d8368936
SHA1 hash:
e7318a849b946134adcee06a5b545e2867768f3c
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: | command_and_control |
|---|---|
| Author: | CD_R0M_ |
| Description: | This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | reverse_http |
|---|---|
| Author: | CD_R0M_ |
| Description: | Identify strings with http reversed (ptth) |
| Rule name: | Rustyloader_mem_loose |
|---|---|
| Author: | James_inthe_box |
| Description: | Corroded buerloader |
| Reference: | https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24 |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
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
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 (FORCE_INTEGRITY) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| SS_API | Uses SS API | secur32.dll::AcceptSecurityContext secur32.dll::AcquireCredentialsHandleA secur32.dll::ApplyControlToken secur32.dll::DecryptMessage secur32.dll::DeleteSecurityContext secur32.dll::QueryContextAttributesW |
| WIN32_PROCESS_API | Can Create Process and Threads | kernel32.dll::WriteProcessMemory kernel32.dll::CloseHandle kernel32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | kernel32.dll::LoadLibraryA kernel32.dll::GetSystemInfo |
| WIN_BASE_EXEC_API | Can Execute other programs | kernel32.dll::WriteConsoleW kernel32.dll::GetConsoleMode |
| WIN_BASE_IO_API | Can Create Files | ntdll.dll::NtCreateFile ntdll.dll::NtDeviceIoControlFile kernel32.dll::FindFirstFileW |
| WIN_BCRYPT_API | Can Encrypt Files | bcrypt.dll::BCryptGenRandom |
| WIN_CRYPT_API | Uses Windows Crypt API | crypt32.dll::CertAddCertificateContextToStore crypt32.dll::CertDuplicateCertificateChain crypt32.dll::CertDuplicateCertificateContext crypt32.dll::CertDuplicateStore crypt32.dll::CertEnumCertificatesInStore crypt32.dll::CertFreeCertificateChain |
| WIN_REG_API | Can Manipulate Windows Registry | advapi32.dll::RegOpenKeyExW advapi32.dll::RegQueryValueExW |
| WIN_SOCK_API | Uses Network to send and receive data | ws2_32.dll::bind ws2_32.dll::closesocket ws2_32.dll::connect ws2_32.dll::freeaddrinfo ws2_32.dll::getaddrinfo ws2_32.dll::getpeername |
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