MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d. 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: 18


Intelligence 18 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d
SHA3-384 hash: 53b5cf89735516bbf7fde37f24b79d76e6e7e46bf790cdd83768f0c7cf8f060dd6f2f8dc3b70a763066a2b5082ed4fb0
SHA1 hash: 8d4c0325a59e48264e2ae71bd83bf2fde0c2e1f6
MD5 hash: b0352f98f36cff081bccf4c6829bb0dc
humanhash: georgia-march-batman-ack
File name:b0352f98f36cff081bccf4c6829bb0dc.exe
Download: download sample
Signature njrat
Create hunting rule
File size:79'872 bytes
First seen:2023-11-27 12:45:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'857 x AgentTesla, 19'784 x Formbook, 12'305 x SnakeKeylogger)
ssdeep 1536:T9OT+RQbBpDpBS5wpOk3JCK6pFo6XI6fOpd/9nEh9TG2QlR:0xQwpOk5CK6vO/9ES2Ql
Threatray 141 similar samples on MalwareBazaar
TLSH T1E1733A4877F54A12D1BF0EB5897292221B36FC035926F76D09D174AA5FB36C08A09FB3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
217.76.59.48:1981

Intelligence

File Origin
# of uploads :
1
# of downloads :
371
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
b0352f98f36cff081bccf4c6829bb0dc.exe
Verdict:
Malicious activity
Analysis date:
2023-11-27 12:46:12 UTC
Tags:
njrat rat bladabindi remote
Link:
https://app.any.run/tasks/ce8e6d7b-ece8-4faf-9bc0-f316d14efc6d

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/460668/
Detection(s):
Win.Malware.Ursu-9784017-0
Create hunting rule

Win.Packed.Razy-9960873-0
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.Bladabindi-6192388-0
Create hunting rule

Win.Packed.Barys-6880522-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending a custom TCP request
Creating a window
Searching for synchronization primitives
DNS request
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Enabling a "Do not show hidden files" option
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm bladabindi cmd control evasive eventvwr explorer greyware hook keylogger lolbin njrat njrat packed rat replace schtasks wscript
Link:
https://www.filescan.io/uploads/65648f8d0a09154b19264a3c/reports/3e7a6c43-19ab-43a6-a04c-e58e67215085/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d
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:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ed429b2e-7340-461f-a409-1b5df7983031
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1348542
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
Changes the view of files in windows explorer (hidden files and folders)
Contains functionality to capture screen (.Net source)
Contains functionality to log keystrokes (.Net Source)
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses dynamic DNS services
Yara detected Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-11-24 09:02:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
33 of 37 (89.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=35f7nn4ywrs46xa7rufh4se35javb5cuz4nqi45yxkrrgnnudywq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
096d974a744eff570c7e45a9da310768215f218295f18030de2a3459b55feb90
njrat
11ad2567eac856e69a0e013936830a52614caa6b3a1e2da4ca8ad08c995b72c0
njrat
1edd9675ca9e84553106201aae3a98bdb2fd2ff8e6039af4478fe5af4fbfd995
njrat
4696ddcc899baae332caf02dd919c685c8b158a9b41a40f344e96a098d055924
njrat
650a45756836ed34dbb7d3da03eef705ba726cb840cee8f0d461155541a9daac
njrat
6d2bdf7783c3b676dbc65357edf2377a36a240cedec90a2d4f2a391ea9c7e885
njrat
7598961daa8affac4886d4aface1b5cbae1500e386ac42cafca7fc3d9ae5f6c7
njrat
7ce0b605d5d6574a9fdc106f6fd6ba8d908f9a32381759d9626aa7f3b74a1316
njrat
a4565de8728f2196a30e7337c45d94b0b7f8dfca1bd610f5bd0d597e483d1b37
njrat
df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d
njrat
+ 131 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:mifamilystar
Link:
https://tria.ge/reports/231127-pzmn8sgf3s/
Behaviour
Suspicious use of AdjustPrivilegeToken
Drops startup file
Malware Config
C2 Extraction:
njrbd.duckdns.org:1981
Unpacked files
SH256 hash:
df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d
MD5 hash:
b0352f98f36cff081bccf4c6829bb0dc
SHA1 hash:
8d4c0325a59e48264e2ae71bd83bf2fde0c2e1f6
Detections:
NjRat
Create hunting rule
win_njrat_w1
Create hunting rule
win_delivery_check_g0
Create hunting rule
Link:
https://www.unpac.me/results/d279f3bc-3eb4-42a2-a7be-f73381d1c62c/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/df4bf6b798b4/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/df4bf6b798b465cf5c1f8d0a7e489bea4150f454cf1b0473b8baa31335b41e2d

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_disclosed_20180208_c
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:CN_disclosed_20180208_c_RID2E71
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_Njrat_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi / NjRAT Golden
Rule name:MAL_njrat
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security
Rule name:win_delivery_check_g0
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/460668/

Comments