MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 48d5f62e4f66656d94f16ec17b150591abb61308b46e47030a248f06804dfa3d. 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: 16


Intelligence 16 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 48d5f62e4f66656d94f16ec17b150591abb61308b46e47030a248f06804dfa3d
SHA3-384 hash: ee7aaccda3b47a9ede83ae3be925c1c84bcb07f44ab761464eba2a813357662499178043c5b95b1487a1b1f99f8d8b22
SHA1 hash: 5eef0ff52ece164b6f8de1c3bed749f7eff3f469
MD5 hash: 9f9d2d9010f6b1c6b3aed56995d412c4
humanhash: indigo-december-neptune-pasta
File name:driver.exe
Download: download sample
Signature njrat
Create hunting rule
File size:1'134'592 bytes
First seen:2023-04-11 00:57:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 113 x njrat, 80 x RedLineStealer)
ssdeep 24576:N9d74ynGntT0MltBjq+uOlXGjY+koIrpRxl3gmnIq:B74PntT0guOcjY+krrpD5
TLSH T1C935330FE96057DEEB44D2338DA00E0B2F6989C876B37028621C5427F56EF1F9618BB5
TrID 25.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
19.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.1% (.EXE) Win32 Executable (generic) (4505/5/1)
7.8% (.EXE) Win16/32 Executable Delphi generic (2072/23)
7.8% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter Chainskilabs
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
325
Origin country :
US US
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
driver.exe
Verdict:
Malicious activity
Analysis date:
2023-04-10 22:35:26 UTC
Tags:
rat njrat bladabindi
Link:
https://app.any.run/tasks/0049a0f9-1143-4da6-9a68-8b966bd09530

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/381290/
Detection(s):
PUA.Win.Packer.EnigmaProtector-9852682-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Enabling the 'hidden' option for analyzed file
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
DNS request
Launching the process to change the firewall settings
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed shell32.dll
Link:
https://www.filescan.io/uploads/6434b09bf17a8f86fc8c8f3e/reports/27862af1-d04b-4f77-9881-be99fee3cf12/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/48d5f62e4f66656d94f16ec17b150591abb61308b46e47030a248f06804dfa3d
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/e1ad16e6-af0a-498f-8ee8-7539c44ed04f
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1211383
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)
Detected njRat
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
PE file has nameless sections
Tries to detect sandboxes and other dynamic analysis tools (window names)
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/48d5f62e4f66656d94f16ec17b150591abb61308b46e47030a248f06804dfa3d/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-04-11 00:58:06 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jdk7mlspmzsw3fhrn3axwfifsgv3meyiwrxeoaykeshqnacn7i6q._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked evasion trojan
Link:
https://tria.ge/reports/230411-bbhhqahf26/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
street-shut.at.ply.gg:14364
Unpacked files
SH256 hash:
48d5f62e4f66656d94f16ec17b150591abb61308b46e47030a248f06804dfa3d
MD5 hash:
9f9d2d9010f6b1c6b3aed56995d412c4
SHA1 hash:
5eef0ff52ece164b6f8de1c3bed749f7eff3f469
Link:
https://www.unpac.me/results/a53182f4-54da-42c4-9551-452e2699d536/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/48d5f62e4f66/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.88
Link:
https://yomi.yoroi.company/submissions/48d5f62e4f66656d94f16ec17b150591abb61308b46e47030a248f06804dfa3d

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: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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
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
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.smominru.

File information

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

anyrun
any.run
https://app.any.run/tasks/0049a0f9-1143-4da6-9a68-8b966bd09530/#
Cape
Cape
https://www.capesandbox.com/analysis/381290/

Comments