MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5. 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: 13

Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash:	e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5
SHA3-384 hash:	8d5d58eff917674b08f80019bb06c5c26a8f69fd2ad22998144292a0b030448c2e66273961726ff59fe1df422ae39c54
SHA1 hash:	915ab1461805286a10da050eb7b43f25d0d39eeb
MD5 hash:	897fbcc13dae4f582e9fb0d51648f497
humanhash:	ack-georgia-hydrogen-salami
File name:	e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5
Download:	download sample
Signature	njrat Create hunting rule
File size:	504'640 bytes
First seen:	2025-03-10 11:54:55 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e160ef8e55bb9d162da4e266afd9eef3 (145 x GuLoader, 33 x RemcosRAT, 17 x AgentTesla)
ssdeep	12288:QQeEJFJYJbJPeJyxJxWJiJfJcJWJSJaJ2J/JSJFJ8JjJcJHJQJoXJSJAhwjJTJZ1:2EJFJYJbJPeJyxJxWJiJfJcJWJSJaJ29
TLSH	T1E8B40173B2C9F1E2E55408F4DD24CEF9A3A5AD21C8A45307F5947F6E78B302285261EE
TrID	92.7% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133) 3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 1.1% (.EXE) Win64 Executable (generic) (10522/11/4) 0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
dhash icon	29c8d484c8c47098 (13 x njrat, 1 x VIPKeylogger)
Reporter	adrian__luca
Tags:	exe NjRAT signed

Code Signing Certificate

Organisation:	Rejfningers
Issuer:	Rejfningers
Algorithm:	sha256WithRSAEncryption
Valid from:	2024-07-20T10:43:03Z
Valid to:	2025-07-20T10:43:03Z
Serial number:	1d3abece1991d78943aff8155cdc8f878e7e3d04
Thumbprint Algorithm:	SHA256
Thumbprint:	91945fb090060b6ecc42fa503f558c7c72c5ccac3e001ccc6907b04a17d2104f
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

460

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5.exe

Verdict:

Malicious activity

Analysis date:

2025-02-26 08:50:12 UTC

Tags:

snake keylogger telegram stealer evasion

Link:

https://app.any.run/tasks/ac7dcce1-6b95-441e-8e49-3d066af69047

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67cee5020d1b39e3a208baf0

Tags:

injector virus blic

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file in the %AppData% subdirectories

Creating a file in the %temp% subdirectories

Searching for the window

Searching for the Windows task manager window

Launching a process

Creating a process with a hidden window

Using the Windows Management Instrumentation requests

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context blackhole guloader installer microsoft_visual_cc overlay signed

Link:

https://www.filescan.io/uploads/67ced3324a3011c802cc238c/reports/9ee90a1b-58a5-4d83-9c76-a0e1d4cad4d4/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/d87aa0db-a3eb-47b5-9063-abd74c3c8e8d

Result

Threat name:

GuLoader, Snake Keylogger

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1634674

Signature

AI detected suspicious PE digital signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Early bird code injection technique detected

Found malware configuration

Found suspicious powershell code related to unpacking or dynamic code loading

Joe Sandbox ML detected suspicious sample

Loading BitLocker PowerShell Module

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Powershell drops PE file

Queues an APC in another process (thread injection)

Suricata IDS alerts for network traffic

Tries to detect the country of the analysis system (by using the IP)

Uses the Telegram API (likely for C&C communication)

Writes to foreign memory regions

Yara detected GuLoader

Yara detected Snake Keylogger

Behaviour

Behavior Graph:

Download SVG

Score:

94%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5/

Threat name:

Win32.Spyware.Snakekeylogger

Status:

Malicious

First seen:

2025-02-25 15:22:45 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=5ca2mbdlhrwpbrjx2t2ma7g64pjupiaiu32ntvzemweznjbrshsq._file

Result

Malware family:

vipkeylogger

Score:

10/10

Tags:

family:vipkeylogger collection discovery execution keylogger macos persistence stealer

Link:

https://tria.ge/reports/250310-n3mb7stl12/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Browser Information Discovery

Command and Scripting Interpreter: PowerShell

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Accesses Microsoft Outlook profiles

Blocklisted process makes network request

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Loads dropped DLL

VIPKeylogger

Vipkeylogger family

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/db5f57cb-aeb4-409e-aec9-66b296242e5a

Unpacked files

SH256 hash:

e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5

MD5 hash:

897fbcc13dae4f582e9fb0d51648f497

SHA1 hash:

915ab1461805286a10da050eb7b43f25d0d39eeb

Link:

https://www.unpac.me/results/539c4a7f-f766-4827-be8a-007faad39283/

SH256 hash:

e773fc54a31720937c42de0f0d2d4cca84039c391be378e2969bdd0ab7154b68

MD5 hash:

56eaac4c35210dea1ca04ad5d9b1ce11

SHA1 hash:

be6923bad2b5eb83bb54aa9f1bbc45801d5f09dd

Link:

https://www.unpac.me/results/539c4a7f-f766-4827-be8a-007faad39283/

SH256 hash:

307bbc9535bf0a2dfbdbcdc6abfccdca8c4a22c8668114312bb0a94803f6960a

MD5 hash:

753d834ae185d8554b5a73ded0da8756

SHA1 hash:

3a86571b404ccb9baf773962afd9435c79580e6e

Link:

https://www.unpac.me/results/539c4a7f-f766-4827-be8a-007faad39283/

SH256 hash:

cd8496a3802378391ec425dec424a14f5d30e242f192ec4eb022d767f9a2480f

MD5 hash:

51e63a9c5d6d230ef1c421b2eccd45dc

SHA1 hash:

c499cdad5c613d71ed3f7e93360f1bbc5748c45d

Link:

https://www.unpac.me/results/539c4a7f-f766-4827-be8a-007faad39283/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/e881a6046b3c6cf0c537d4f4c07cdee3d347a008a6f4d9d724658996a43191e5

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:	Detect_SliverFox_String Create hunting rule
Author:	huoji
Description:	Detect files is `SliverFox` malware

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
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
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
COM_BASE_API	Can Download & Execute components	ole32.dll::CoCreateInstance
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteA SHELL32.dll::SHFileOperationA SHELL32.dll::SHGetFileInfoA
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::CreateProcessA KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryExA KERNEL32.dll::GetDiskFreeSpaceA KERNEL32.dll::GetCommandLineA
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileA KERNEL32.dll::CreateDirectoryA KERNEL32.dll::CreateFileA KERNEL32.dll::DeleteFileA KERNEL32.dll::MoveFileA KERNEL32.dll::GetWindowsDirectoryA
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegCreateKeyExA ADVAPI32.dll::RegDeleteKeyA ADVAPI32.dll::RegOpenKeyExA ADVAPI32.dll::RegQueryValueExA ADVAPI32.dll::RegSetValueExA
WIN_USER_API	Performs GUI Actions	USER32.dll::AppendMenuA USER32.dll::EmptyClipboard USER32.dll::FindWindowExA USER32.dll::OpenClipboard USER32.dll::PeekMessageA USER32.dll::CreateWindowExA

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