MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6. 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: 15


Intelligence 15 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6
SHA3-384 hash: 5de7d4a5e3e8004be8427b3c43035aef7f66e05b3b08b6998f4d1105cb19632f89cbe5c82b86cfc373eff0155126a64e
SHA1 hash: 3e385796755e0c3ad5c4539430657a6249e06c52
MD5 hash: 2871149549777e7fb6b3308396c028e6
humanhash: pennsylvania-texas-mississippi-failed
File name:2871149549777E7FB6B3308396C028E6.exe
Download: download sample
Signature njrat
Create hunting rule
File size:64'512 bytes
First seen:2023-11-07 16:30:31 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 768:8BKvenLSx75pPIYKU+5W75a4hjkV5K5nt/Q/cFwWrM+rMRa8NuEstv:8B4Fx7fIYKU+0a4Km5t4/cuJ+gRJN/W
Threatray 1'362 similar samples on MalwareBazaar
TLSH T1B4535B0ABBD18575C5FD05BB05B2D112037BF1572F23EA0F9FE5989D2A632C08F249A6
TrID 30.5% (.SCR) Windows screen saver (13097/50/3)
24.5% (.EXE) Win64 Executable (generic) (10523/12/4)
15.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.5% (.EXE) Win32 Executable (generic) (4505/5/1)
4.8% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
147.185.221.17:11278

Intelligence

File Origin
# of uploads :
1
# of downloads :
408
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29039.UNOFFICIAL
Create hunting rule

Win.Packed.Bladabindi-7994427-0
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.Trojan.B-468
Create hunting rule

Win.Trojan.Injector-6297685-1
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Win.Trojan.Agent-345883
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Enabling the 'hidden' option for files in the %temp% directory
Creating a file
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd explorer fingerprint lolbin netsh njrat packed packed rat replace shell32 stealer
Link:
https://www.filescan.io/uploads/654a6646993fbf888b687a18/reports/65ee144a-7e8a-4a2e-91f7-3465581451a4/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6
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/e26af755-2145-4ca4-a2ad-fa6e4a95dead
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1338368
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 autostart registry keys with suspicious names
Drops PE files to the startup folder
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
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: 1338368 Sample: CSe2byhmdp.exe Startdate: 07/11/2023 Architecture: WINDOWS Score: 100 44 results-ownership.gl.at.ply.gg 2->44 48 Snort IDS alert for network traffic 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 15 other signatures 2->54 10 CSe2byhmdp.exe 3 2->10         started        13 Intel(R) Managment Engine.exe 3 2->13         started        15 Intel(R) Managment Engine.exe 2 2->15         started        17 Intel(R) Managment Engine.exe 2 2->17         started        signatures3 process4 file5 38 C:\Users\user\AppData\Local\...\injector1.exe, PE32 10->38 dropped 40 C:\Users\user\AppData\Local\...\injector.exe, PE32 10->40 dropped 19 injector1.exe 1 5 10->19         started        23 injector.exe 1 10->23         started        process6 file7 36 C:\Users\...\Intel(R) Managment Engine.exe, PE32 19->36 dropped 56 Antivirus detection for dropped file 19->56 58 Multi AV Scanner detection for dropped file 19->58 60 Machine Learning detection for dropped file 19->60 25 Intel(R) Managment Engine.exe 3 5 19->25         started        30 conhost.exe 23->30         started        signatures8 process9 dnsIp10 46 results-ownership.gl.at.ply.gg 147.185.221.17, 11278, 49729, 49736 SALSGIVERUS United States 25->46 42 C:\...\3bfbf463bdea850eb7fa0386042cf180.exe, PE32 25->42 dropped 62 Protects its processes via BreakOnTermination flag 25->62 64 Creates autostart registry keys with suspicious names 25->64 32 netsh.exe 2 25->32         started        file11 signatures12 process13 process14 34 conhost.exe 32->34         started       
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-11-05 20:03:47 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
35 of 38 (92.11%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=y62d3itqjbbdqhe7o5icop4b4cmtgvujkjsanscdbcnldn2uetta._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
08b9c1375428e88ac0c51990fc9e9e01c5ad4b02b0671f325bb2edfae8c625c0
njrat
2e4aa0e3181c96b6001135a8f5cdf00a041ad0e0cb6f61385b5942aae3e194bd
njrat
3afb59529ffa4513006bc0439666f31bfff54d2d3de260f0f5280e1ac8cc2190
njrat
6a65ffab90209b9a5fad0523b2878228f7062afc4679742d1efa0e77f419a8d8
njrat
a738aa809de5422ea520bc97c1c3082028d04b71fdbb5c7af61b93ed2a701a18
njrat
dab7cfa3c3900c6ad3353c73ba8e4303f34ccd889ff965be2a486ea333d63b67
njrat
+ 1'352 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:svchost.exe evasion persistence trojan
Link:
https://tria.ge/reports/231107-t1cmwadc82/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
results-ownership.gl.at.ply.gg:11278
Unpacked files
SH256 hash:
c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6
MD5 hash:
2871149549777e7fb6b3308396c028e6
SHA1 hash:
3e385796755e0c3ad5c4539430657a6249e06c52
Detections:
NjRat
Create hunting rule
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/cbdd1332-7af8-4998-99a1-d69bbd0763e6/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c7b43da27048/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.83
Link:
https://yomi.yoroi.company/submissions/c7b43da2704842381c9f7750273f81e099335689526406c843089ab1b75424e6

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:Disclosed_0day_POCs_injector
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects POC code from disclosed 0day hacktool set
Reference:Disclosed 0day Repos
Rule name:Disclosed_0day_POCs_injector_RID31E9
Create hunting rule
Author:Florian Roth
Description:Detects POC code from disclosed 0day hacktool set
Reference:Disclosed 0day Repos
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi / NjRAT Golden
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:SUSP_netsh_firewall_command
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security
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.

Comments