MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 46b71bcc293564f918fca447510ce97f798697961bfae1cd2974b9289d7ef921. 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 12 File information Comments 1

SHA256 hash: 46b71bcc293564f918fca447510ce97f798697961bfae1cd2974b9289d7ef921
SHA3-384 hash: 02c5b4ae7a4edecc96adb9201ccaa2229139191410b00cfa11b2d9066b5c056b461fe639a3280af9a714a776f483cd96
SHA1 hash: e7c342ec6cc349b0a520b18a12eae14ee660c9f5
MD5 hash: d090c798fae3ae93522a61e5282c3d4d
humanhash: oregon-social-diet-winter
File name:d090c798fae3ae93522a61e5282c3d4d
Download: download sample
Signature njrat
File size:32'256 bytes
First seen:2022-08-09 17:36:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 768:G9SB69DdxkzxP6bg0aG3NQNvC7QmIDUu0tiO8j:bqqG7i8QVkCj
Threatray 1'041 similar samples on MalwareBazaar
TLSH T126E21AADFBE64465D1BD0AB60571950013B4E103E523F77E4ECA24A62B7B3D84B88DF2
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter zbetcheckin
Tags:32 exe NjRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
318
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
d090c798fae3ae93522a61e5282c3d4d
Verdict:
Malicious activity
Analysis date:
2022-08-09 17:38:07 UTC
Tags:
rat njrat bladabindi

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Creating a window
Searching for synchronization primitives
DNS request
Launching the process to change the firewall settings
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd.exe fingerprint greyware njrat packed rat stealer winnti
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Detected njRat
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2022-08-09 07:25:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
34 of 40 (85.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:njrat botnet:mybot evasion trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
dgever.ddns.net:1604
Unpacked files
SH256 hash:
46b71bcc293564f918fca447510ce97f798697961bfae1cd2974b9289d7ef921
MD5 hash:
d090c798fae3ae93522a61e5282c3d4d
SHA1 hash:
e7c342ec6cc349b0a520b18a12eae14ee660c9f5
Detections:
win_njrat_g1 win_njrat_w1
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:CN_disclosed_20180208_c
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:CN_disclosed_20180208_c_RID2E71
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:malware_Njrat_strings
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:MALWARE_Win_NjRAT
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:MAL_njrat
Author:SECUINFRA Falcon Team
Rule name:MAL_Winnti_Sample_May18_1
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:MAL_Winnti_Sample_May18_1_RID3003
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:pe_imphash
Rule name:Skystars_LightDefender_Njrat_Rule
Author:Skystars LightDefender
Description:Detects Njrat
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_netsh_firewall_command
Author:SECUINFRA Falcon Team
Rule name:win_njrat_w1
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 46b71bcc293564f918fca447510ce97f798697961bfae1cd2974b9289d7ef921

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-08-09 17:36:13 UTC

url : hxxp://109.206.241.81/htdocs/FqYBJ.exe