MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb3d1142b755e786898403d03b83a44d285316d0b70f0ed2aeaf472819c3d5a0. 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: 17


Intelligence 17 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bb3d1142b755e786898403d03b83a44d285316d0b70f0ed2aeaf472819c3d5a0
SHA3-384 hash: 05724f2203c116eedc909de55e736cbe1decd14f84b1771b443e62893a44dc6a388de177d4afe1296d1b6e0abe575f35
SHA1 hash: 9c8961978517fa97128913dff377a862e738912c
MD5 hash: bcb8e8c8cc85f35809c51e53ffc10217
humanhash: green-mobile-tango-september
File name:bcb8e8c8cc85f35809c51e53ffc10217.exe
Download: download sample
Signature njrat
Create hunting rule
File size:4'871'168 bytes
First seen:2023-07-03 18:10:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d59a4a699610169663a929d37c90be43 (75 x DCRat, 22 x njrat, 15 x SalatStealer)
ssdeep 98304:aZCM3+8TgNhPxixWSLetUEoVvXxT1vj+P3wM3TVfdb8tjL6c2aHe:GCa+8s6xtHfPxT1vqvbfdb8tjEse
Threatray 1'392 similar samples on MalwareBazaar
TLSH T1D13633077DD684B2C4BD09B30262BA111738F9166F67CF8F67E424AD7A222D1D7316B2
TrID 46.0% (.EXE) InstallShield setup (43053/19/16)
15.1% (.EXE) Win32 Executable Delphi generic (14182/79/4)
14.0% (.SCR) Windows screen saver (13097/50/3)
11.2% (.EXE) Win64 Executable (generic) (10523/12/4)
4.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 126de16131190610 (1 x njrat)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.124.67.191:11664

Intelligence

File Origin
# of uploads :
1
# of downloads :
399
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
bcb8e8c8cc85f35809c51e53ffc10217.exe
Verdict:
Malicious activity
Analysis date:
2023-07-03 18:11:34 UTC
Tags:
installer rat njrat bladabindi
Link:
https://app.any.run/tasks/53f833c7-9d17-43e4-a894-615c5e01e9f9

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/406119/
Detection(s):
Sanesecurity.Malware.29039.UNOFFICIAL
Create hunting rule

Win.Worm.Autorun-447
Create hunting rule

Win.Packed.Bladabindi-7994427-0
Create hunting rule

Win.Malware.Fugrafa-9938779-0
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Worm.Njrat-2
Create hunting rule

Win.Trojan.B-468
Create hunting rule

Win.Trojan.Injector-6297685-1
Create hunting rule

Win.Trojan.Agent-345883
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a window
Searching for the window
Searching for synchronization primitives
Creating a file
Enabling the 'hidden' option for files in the %temp% directory
Creating a process with a hidden window
DNS request
Sending a custom TCP request
Loading a suspicious library
Enabling the 'hidden' option for recently created files
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching the process to change the firewall settings
Creating a file in the mass storage device
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/95414/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm autorun bladabindi cmd explorer fingerprint greyware lolbin netsh njrat packed rat setupapi shdocvw shell32 stealer
Link:
https://www.filescan.io/uploads/64a30f362299d268826470cb/reports/712d6a82-d489-4a1f-9196-e4d203649e59/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/bb3d1142b755e786898403d03b83a44d285316d0b70f0ed2aeaf472819c3d5a0
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.
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4915f242-edff-4b4b-926c-3e6f6177ea18
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1266174
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates autorun.inf (USB autostart)
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Detected njRat
Drops PE files to the startup folder
Drops PE files with benign system names
Found malware configuration
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
Protects its processes via BreakOnTermination flag
Sigma detected: Drops fake system file at system root drive
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1266174 Sample: cG8mFOOQUo.exe Startdate: 03/07/2023 Architecture: WINDOWS Score: 100 67 positive-be.at.playit.gg 2->67 77 Snort IDS alert for network traffic 2->77 79 Found malware configuration 2->79 81 Malicious sample detected (through community Yara rule) 2->81 83 14 other signatures 2->83 10 cG8mFOOQUo.exe 4 2->10         started        13 Server.exe 2->13         started        15 wininit.exe 2->15         started        17 4 other processes 2->17 signatures3 process4 file5 55 C:\Users\user\AppData\Local\Temp\joiner.exe, PE32 10->55 dropped 57 C:\Users\user\AppData\Local\Temp\Server.exe, PE32 10->57 dropped 59 C:\Users\user\...\DesktopGoose v0.3.exe, PE32 10->59 dropped 19 joiner.exe 5 10->19         started        23 Server.exe 3 5 10->23         started        26 DesktopGoose v0.3.exe 144 10->26         started        process6 dnsIp7 43 C:\Users\user\AppData\Local\...\wininit.exe, PE32 19->43 dropped 85 Antivirus detection for dropped file 19->85 87 Multi AV Scanner detection for dropped file 19->87 89 Machine Learning detection for dropped file 19->89 91 Drops PE files with benign system names 19->91 28 wininit.exe 19->28         started        69 positive-be.at.playit.gg 23->69 71 192.168.2.1 unknown unknown 23->71 45 C:\...\dd5b22956b6d7929cd00b2e94303635b.exe, PE32 23->45 dropped 93 Protects its processes via BreakOnTermination flag 23->93 95 Creates autostart registry keys with suspicious names 23->95 97 Creates multiple autostart registry keys 23->97 99 3 other signatures 23->99 33 netsh.exe 23->33         started        47 C:\Users\user\AppData\Local\Temp\...\MMQ.dll, PE32 26->47 dropped 49 C:\Users\user\AppData\...behaviorgraphooseModdingAPI.dll, PE32 26->49 dropped 51 C:\Users\user\AppData\...behaviorgraphooseDesktop.exe, PE32 26->51 dropped 53 6 other malicious files 26->53 dropped 35 GooseDesktop.exe 30 2 26->35         started        file8 signatures9 process10 dnsIp11 73 3.68.56.232, 11664, 49694 AMAZON-02US United States 28->73 75 7.tcp.eu.ngrok.io 35.157.111.131, 11664, 49690 AMAZON-02US United States 28->75 61 C:\svchost.exe, PE32 28->61 dropped 63 C:\...\d561c5e45425b35480bcd33ca49b89c9.exe, PE32 28->63 dropped 65 C:\autorun.inf, Microsoft 28->65 dropped 101 Antivirus detection for dropped file 28->101 103 Multi AV Scanner detection for dropped file 28->103 105 Protects its processes via BreakOnTermination flag 28->105 107 6 other signatures 28->107 37 netsh.exe 28->37         started        39 conhost.exe 33->39         started        file12 signatures13 process14 process15 41 conhost.exe 37->41         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bb3d1142b755e786898403d03b83a44d285316d0b70f0ed2aeaf472819c3d5a0/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-08-03 02:12:06 UTC
File Type:
PE (Exe)
Extracted files:
183
AV detection:
34 of 37 (91.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xm6rcqvxkxtyncmeapidxa5ejuufgfwqw4hq5uvov5dsqgod2wqa._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
02384895e3cc26b4844744ad987dcbad59a24f03053a5f4f82af768767aac548
njrat
03c797996da1b603758c6875b0dc86c8c1cf2f4f1939d25aa3874cb0fe2bf08a
njrat
5320400539e21be4eee7c8adc75f045b957d5696007adb23c0f390bcfdfea9cc
njrat
53777546c28cb8912525bf2f3f0e7a69e29f61755b82cbba7d1a0c0d9c562536
njrat
6e1746734357f8b034d51554e64dfd50c8a2029b298266a226518823c6f47116
njrat
cf0f62c6105ceec3db23af296678feed3ea95d14ff032223d5397c7351cfc9e0
njrat
ee7f0f0195c2efe95d6db388a0845ff4e70ee3462bd5ba23976a08ef0eb27da4
njrat
+ 1'382 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked botnet:jertva evasion persistence trojan
Link:
https://tria.ge/reports/230703-wsllxsah5w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops autorun.inf file
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
positive-be.at.playit.gg:14456
7.tcp.eu.ngrok.io:11664
Unpacked files
SH256 hash:
bb3d1142b755e786898403d03b83a44d285316d0b70f0ed2aeaf472819c3d5a0
MD5 hash:
bcb8e8c8cc85f35809c51e53ffc10217
SHA1 hash:
9c8961978517fa97128913dff377a862e738912c
Detections:
NjRat
Create hunting rule
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/88364801-f304-45a3-abc4-6a4b8d9da58c/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bb3d1142b755/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SUSP_Ngrok_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an ngrok.io URL. This can be used as C2 channel
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/406119/

Comments