MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a. 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: 11
| SHA256 hash: | d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a |
|---|---|
| SHA3-384 hash: | d19144102bd64dc81e0b8beb5dc808c3a9a7a74087eb48ad46acbb6df2d775980fb75a5e25b2af69d24d42a43fbec6f3 |
| SHA1 hash: | b639ffb519f85b4db9987daadfbe6e458e986c25 |
| MD5 hash: | e8cb16902d3100e0833ef9c4367fe17b |
| humanhash: | texas-twenty-fanta-carolina |
| File name: | d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a |
| Download: | download sample |
| Signature | njrat |
| File size: | 1'143'296 bytes |
| First seen: | 2021-02-28 07:23:57 UTC |
| Last seen: | 2021-02-28 08:59:48 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 113 x njrat, 80 x RedLineStealer) |
| ssdeep | 24576:q5Fac1v0jf1o2lNIO5juPNAHY2LpPvXFkFmxwv6PiWgXBEBKbFHK:q5vcjf1VrIs6POfHSU86PX6BEQb |
| Threatray | 9 similar samples on MalwareBazaar |
| TLSH | 72353309FE6B64B3F451A0F6044E0A4A66C5FB18482BDFD382C53543EB9983BE7A1D74 |
| Reporter |  JAMESWT_WT |
| Tags: | NjRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
606
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a
Verdict:
Malicious activity
Analysis date:
2021-02-28 08:02:57 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
EnigmaStub
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Creating a process from a recently created file
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:
spre.troj.adwa.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to spread to USB devices (.Net source)
Creates autorun.inf (USB autostart)
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)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2021-02-27 22:46:47 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
Result
Malware family:
xmrig
Score:
10/10
Tags:
family:xmrig evasion miner
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops autorun.inf file
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
xmrig
Unpacked files
SH256 hash:
d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a
MD5 hash:
e8cb16902d3100e0833ef9c4367fe17b
SHA1 hash:
b639ffb519f85b4db9987daadfbe6e458e986c25
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: | 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.
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