MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9765d205b8b16a05e807f239217a734f37a1d7b263a116ee336d39688bb2ce58. 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: 9
| SHA256 hash: | 9765d205b8b16a05e807f239217a734f37a1d7b263a116ee336d39688bb2ce58 |
|---|---|
| SHA3-384 hash: | 6fe24570c791daf2083092697137e5045f29126d502bacf9dd33f911f3228787962bd446394e7d50a4795d0208941bba |
| SHA1 hash: | 518e5f25523f4e563dfea32b387ccd252ee094e3 |
| MD5 hash: | ad9071f2afc83fbeea157d241e8df82a |
| humanhash: | fifteen-fifteen-sixteen-nuts |
| File name: | ad9071f2afc83fbeea157d241e8df82a.exe |
| Download: | download sample |
| Signature | njrat |
| File size: | 1'127'936 bytes |
| First seen: | 2021-04-25 18:40:37 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 112 x njrat, 80 x RedLineStealer) |
| ssdeep | 24576:2myplCf0SgveDwAJL0CRRmP1Gs8omjxC2HWd7sDkOxsl9pdnOm7R:z2CfPFF10SAsedwDXa9pdnOm |
| Threatray | 10 similar samples on MalwareBazaar |
| TLSH | 5F3533E396B6254DE907403B4BFE95113EDA63403D064E023F4C23DA5D9B8D4F2AF2A6 |
| Reporter |  abuse_ch |
| Tags: | exe NjRAT RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 18.189.106.45:19833 | https://threatfox.abuse.ch/ioc/9939/ |
| 3.140.223.7:19833 | https://threatfox.abuse.ch/ioc/9940/ |
| 3.132.159.158:19833 | https://threatfox.abuse.ch/ioc/9941/ |
| 3.141.210.37:19833 | https://threatfox.abuse.ch/ioc/9942/ |
| 3.141.177.1:19833 | https://threatfox.abuse.ch/ioc/9943/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
191
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Server (1)_protected.exe
Verdict:
Malicious activity
Analysis date:
2021-04-20 15:22:13 UTC
Tags:
trojan rat njrat bladabindi
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
EnigmaStub
Result
Verdict:
Malware
Maliciousness:
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.
Result
Threat name:
Njrat
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the startup folder
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Protects its processes via BreakOnTermination flag
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Njrat
Behaviour
Behavior Graph:
Threat name:
Win32.Packed.EnigmaProtector
Status:
Malicious
First seen:
2021-04-22 13:42:33 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
28 of 29 (96.55%)
Threat level:
1/5
Detection(s):
Malicious file
Verdict:
suspicious
Similar samples:
Result
Malware family:
n/a
Score:
8/10
Tags:
persistence
Behaviour
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Drops startup file
Executes dropped EXE
Unpacked files
SH256 hash:
9765d205b8b16a05e807f239217a734f37a1d7b263a116ee336d39688bb2ce58
MD5 hash:
ad9071f2afc83fbeea157d241e8df82a
SHA1 hash:
518e5f25523f4e563dfea32b387ccd252ee094e3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Enigma
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: | EnigmaStub |
|---|---|
| Author: | @bartblaze |
| Description: | Identifies Enigma packer stub. |
| Rule name: | Njrat |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect njRAT in memory |
| Rule name: | Ping_Del_method_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | cmd ping IP nul del |
| Rule name: | SUSP_XORed_URL_in_EXE |
|---|---|
| Author: | Florian Roth |
| Description: | Detects an XORed URL in an executable |
| Reference: | https://twitter.com/stvemillertime/status/1237035794973560834 |
| Rule name: | win_smominru_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
1) [C0026.002] Data Micro-objective::XOR::Encode Data