MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20b6bad0f4cef3da8b183c5b57e45008ee345eb84b214281fe85694f825b93d8. 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


Intelligence 14 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 20b6bad0f4cef3da8b183c5b57e45008ee345eb84b214281fe85694f825b93d8
SHA3-384 hash: 036393b64f7f99788260439040d1528ad966d5f6a85d8113a589ee234c2f0ad251b209444121a6f9dae27e6e6378a1a1
SHA1 hash: 3a668995a7e0450645c674c31bf707056caccbcd
MD5 hash: 9a1c435906b237124452345a0c29b7c7
humanhash: violet-carbon-muppet-south
File name:Super.bin
Download: download sample
Signature njrat
Create hunting rule
File size:1'400'079 bytes
First seen:2022-07-11 12:27:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash ae9f6a32bb8b03dce37903edbc855ba1 (28 x CryptOne, 18 x RedLineStealer, 15 x njrat)
ssdeep 24576:5ry2uXzmDVIgMgCRlioj9djQlagZmwvz1Zy6CqBa/sqHgJvLlyJDKDd+:5unaIgMgdoxOvzbyjqBs4vLl0Kh+
TLSH T1FA552307BD804471C035097849E99BB5A53CBD211B259FDBE3687A2EAD301C17B3BBA7
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter KdssSupport
Tags:exe NjRAT


Avatar
KdssSupport
Uploaded with API

Intelligence

File Origin
# of uploads :
1
# of downloads :
291
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
NewCrypt.exe
Verdict:
Malicious activity
Analysis date:
2022-07-10 17:05:56 UTC
Tags:
rat njrat bladabindi trojan
Link:
https://app.any.run/tasks/23a662ae-2cad-42ee-aa54-d0cd67730c03

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
njRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/286256/
Detection(s):
Win.Packed.Enigma-9786118-0
Create hunting rule

PUA.Win.Packer.EnigmaProtector-9852682-0
Create hunting rule

SecuriteInfo.com.Trojan.Uztuby.4.21386.15255.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for analyzing tools
Enabling the 'hidden' option for files in the %temp% directory
Creating a file in the %AppData% directory
Creating a file
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
Using the Windows Management Instrumentation requests
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching a tool to kill processes
Creating a file in the mass storage device
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/25074/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/62cc17d87d5b150059f3a6a6/reports/d238a97c-bfca-43e4-9466-5f03083b6d6a/overview
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/45951eb7-3fb4-409e-a65a-0d95d3bdc00b
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1028598
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates autorun.inf (USB autostart)
Creates autostart registry keys with suspicious names
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the startup folder
Drops PE files with benign system names
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 contains section with special chars
PE file has nameless sections
Protects its processes via BreakOnTermination flag
Sigma detected: Drops fake system file at system root drive
Tries to detect sandboxes and other dynamic analysis tools (window names)
Uses netsh to modify the Windows network and firewall settings
Yara detected Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 661090 Sample: Super.bin Startdate: 11/07/2022 Architecture: WINDOWS Score: 100 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 Antivirus detection for dropped file 2->52 54 12 other signatures 2->54 9 Super.exe 8 2->9         started        12 svhost.exe 3 2->12         started        15 svhost.exe 2 2->15         started        17 svhost.exe 2 2->17         started        process3 file4 44 C:\Users\user\AppData\Local\...\protected.exe, PE32 9->44 dropped 19 protected.exe 1 5 9->19         started        72 Hides threads from debuggers 12->72 signatures5 process6 file7 36 C:\Users\user\AppData\Roaming\svhost.exe, PE32 19->36 dropped 56 Antivirus detection for dropped file 19->56 58 Multi AV Scanner detection for dropped file 19->58 60 Detected unpacking (changes PE section rights) 19->60 62 3 other signatures 19->62 23 svhost.exe 2 9 19->23         started        signatures8 process9 dnsIp10 46 37.235.54.26, 2142, 49759, 49763 HSO-GROUPGB European Union 23->46 38 C:\svchost.exe, PE32 23->38 dropped 40 C:\...\cbf292fcc15f8937d92f60f5f6be68ce.exe, PE32 23->40 dropped 42 C:\autorun.inf, Microsoft 23->42 dropped 64 Antivirus detection for dropped file 23->64 66 Multi AV Scanner detection for dropped file 23->66 68 Detected unpacking (changes PE section rights) 23->68 70 11 other signatures 23->70 28 taskkill.exe 1 23->28         started        30 netsh.exe 1 3 23->30         started        file11 signatures12 process13 process14 32 conhost.exe 28->32         started        34 conhost.exe 30->34         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/20b6bad0f4cef3da8b183c5b57e45008ee345eb84b214281fe85694f825b93d8/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-07-11 12:28:19 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ec3lvuhuz3z5vcyyhrnvpzcqbdxdixvyjmqufap6qvuu7as3spma._file
Verdict:
suspicious
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/220711-pndl7abdf5/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops autorun.inf file
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks computer location settings
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Unpacked files
SH256 hash:
20b6bad0f4cef3da8b183c5b57e45008ee345eb84b214281fe85694f825b93d8
MD5 hash:
9a1c435906b237124452345a0c29b7c7
SHA1 hash:
3a668995a7e0450645c674c31bf707056caccbcd
Link:
https://www.unpac.me/results/ef3c762d-6855-4296-90cf-ded3b5349f0d/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/20b6bad0f4ce/report/overview.html
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/20b6bad0f4cef3da8b183c5b57e45008ee345eb84b214281fe85694f825b93d8

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:CN_Honker__builder_shift_SkinH
Create hunting rule
Author:Florian Roth
Description:Sample from CN Honker Pentest Toolset - from files builder.exe, shift.exe, SkinH.exe
Reference:Disclosed CN Honker Pentest Toolset
Rule name:CN_Honker__builder_shift_SkinH_RID32C6
Create hunting rule
Author:Florian Roth
Description:Sample from CN Honker Pentest Toolset - from files builder.exe, shift.exe, SkinH.exe
Reference:Disclosed CN Honker Pentest Toolset
Rule name:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

njrat

Executable exe 20b6bad0f4cef3da8b183c5b57e45008ee345eb84b214281fe85694f825b93d8

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/286256/

Comments