MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 0befc8c9e7c3340ba83f9502ad801463db6f2db1495e0b4f1e94d91f65afe509. 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
njrat
Vendor detections: 14
| SHA256 hash: | 0befc8c9e7c3340ba83f9502ad801463db6f2db1495e0b4f1e94d91f65afe509 |
|---|---|
| SHA3-384 hash: | 76d60fb19652b7129c2faac3fb0bdf3147342ff978c192640afa07aa524d1eadf74de528aa355427ff018c67c09ce284 |
| SHA1 hash: | b329975dbbb07af40c69254053c9d4cd794a3954 |
| MD5 hash: | deb754f9d35f3e770be0a5acb04356fc |
| humanhash: | zebra-harry-lithium-jig |
| File name: | 0befc8c9e7c3340ba83f9502ad801463db6f2db1495e0b4f1e94d91f65afe509 |
| Download: | download sample |
| Signature | njrat |
| File size: | 1'178'144 bytes |
| First seen: | 2025-03-10 11:21:09 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | d4b94e8ee3f620a89d114b9da4b31873 (92 x GuLoader, 18 x njrat, 9 x RemcosRAT) |
| ssdeep | 24576:2EDmrsc5kMMdhRVz0wFsjq5c3SddFDykNTwdQG9ik3:1WWMuxxl5kSdzDPwZiG |
| Threatray | 228 similar samples on MalwareBazaar |
| TLSH | T10A4523C17A31C4A6D8D28B7DD062E2FA1D623E61D4E0E92333907F6DF47B046592AF52 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10522/11/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| File icon (PE): |  |
| dhash icon | 593463627171414d (18 x njrat) |
| Reporter |  adrian__luca |
| Tags: | exe NjRAT signed |
Code Signing Certificate
| Organisation: | Potageske |
|---|---|
| Issuer: | Potageske |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2025-01-21T05:55:04Z |
| Valid to: | 2026-01-21T05:55:04Z |
| Serial number: | 43a6a60094cd3e0ae0657e10467803ca49f07aa6 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 2f25d7f86938a44f1dec72ca76294bb10546c9c063b4add34d026f614a034147 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
1
# of downloads :
408
Origin country :
HUVendor Threat Intelligence
Malware family:
guloader
ID:
1
File name:
PI_79244 Payment_Issues.exe
Verdict:
Malicious activity
Analysis date:
2025-02-20 14:38:23 UTC
Tags:
guloader purecrypter purelogs exfiltration stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.9%
Tags:
injection payment virus
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% directory
Creating a file
Delayed reading of the file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
adaptive-context blackhole guloader installer microsoft_visual_cc overlay signed
Verdict:
Malicious
Labled as:
Trojan.Generic
Verdict:
Suspicious
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious PE digital signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected GuLoader
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2025-02-20 11:50:34 UTC
File Type:
PE (Exe)
Extracted files:
22
AV detection:
25 of 38 (65.79%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 218 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader discovery downloader
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Guloader family
Guloader,Cloudeye
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
0befc8c9e7c3340ba83f9502ad801463db6f2db1495e0b4f1e94d91f65afe509
MD5 hash:
deb754f9d35f3e770be0a5acb04356fc
SHA1 hash:
b329975dbbb07af40c69254053c9d4cd794a3954
SH256 hash:
e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
MD5 hash:
ee260c45e97b62a5e42f17460d406068
SHA1 hash:
df35f6300a03c4d3d3bd69752574426296b78695
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.52
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: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
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_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| COM_BASE_API | Can Download & Execute components | ole32.dll::CoCreateInstance |
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::SetFileSecurityW |
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW SHELL32.dll::SHGetFileInfoW |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CreateProcessW ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetDiskFreeSpaceW KERNEL32.dll::GetCommandLineW |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateFileW KERNEL32.dll::DeleteFileW KERNEL32.dll::MoveFileW KERNEL32.dll::MoveFileExW |
| WIN_BASE_USER_API | Retrieves Account Information | ADVAPI32.dll::LookupPrivilegeValueW |
| WIN_REG_API | Can Manipulate Windows Registry | ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW |
| WIN_USER_API | Performs GUI Actions | USER32.dll::AppendMenuW USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::OpenClipboard USER32.dll::PeekMessageW USER32.dll::CreateWindowExW |
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