MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 570456035fc5de7b0f92dd8e8018793aed967acddb5a5fe36c5a33e2801d2fdf. 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: 13


Intelligence 13 IOCs 1 YARA 2 File information Comments

SHA256 hash: 570456035fc5de7b0f92dd8e8018793aed967acddb5a5fe36c5a33e2801d2fdf
SHA3-384 hash: f5aa259db816d8b2f84c50b3376797e567b0b67377470db6dae31db1c5a0f82e3bc08c21f49ad4f0cfa530d1bfcc5d92
SHA1 hash: c1233c89d6899825bbf23cc2c9a7fb1135c8faf7
MD5 hash: b506b457fb827f8b089e56b975c5eb6d
humanhash: echo-beryllium-washington-mike
File name:ref#345673456-inv45.exe
Download: download sample
Signature njrat
File size:279'040 bytes
First seen:2022-03-03 23:26:54 UTC
Last seen:2022-03-04 01:45:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:4pQU50m1qwEcveoLXs7kHd9wyHj6N1+aFyar:1U5znbveSXs7k9K0k+awm
Threatray 15'401 similar samples on MalwareBazaar
TLSH T1C154E00AD7D822BCC17E037645E8C16017FD8606DA53D35F7EE502B47A7BB68D283A86
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
185.140.53.63:6547

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
185.140.53.63:6547 https://threatfox.abuse.ch/ioc/392440/

Intelligence


File Origin
# of uploads :
2
# of downloads :
387
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a process with a hidden window
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Launching the process to change the firewall settings
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
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Cerbu
Status:
Malicious
First seen:
2022-03-03 23:27:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
25 of 42 (59.52%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:njrat botnet:eye evasion trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
185.140.53.63:6547
Unpacked files
SH256 hash:
c611a6ceb263401ed18ff93961bd6d0cdf8757e48d8e76b13943e85b9d3b5a0b
MD5 hash:
f9b293305bd04eee511c0ffd0e7f29d7
SHA1 hash:
fd981a9537a903422311f582defc1c8fd97248af
SH256 hash:
7d170109f352f251d7ac012882e005b059b0db5ecce7520acf7be2ba8f13792a
MD5 hash:
72403055ee098f50bcc8a238fdbef878
SHA1 hash:
eb5ed9b38f5a23bb00b221acf3f7233aa2e9299d
SH256 hash:
fc4b5f53362334630b1f94201178275ecfb79ef4f4610c2211d146d791b29c27
MD5 hash:
4ec66a90617192d4ec943da97c64c622
SHA1 hash:
6c8de23a2b4b5cfdd04f5b8a02d6e9c74ae1f39a
SH256 hash:
a4ad262051ed2de2d106d703645a4a5a67d039881e6367e842f32f4a19d74f86
MD5 hash:
05fcbc9d79fd6f5e3147e636f9b413c2
SHA1 hash:
58cfe2bf03ec5d28a3dae3344ae3ea8c17a64593
SH256 hash:
1d3e519482848606f327afbfa200af286dcad3d7bb7b3ef3679b36ee89fd54f1
MD5 hash:
f8ca3f962026ce049c3d5c650aa0cbcc
SHA1 hash:
0b5355f66c42c95112fb6879d55e5516c3bf671b
Detections:
win_njrat_w1 win_njrat_g1
SH256 hash:
570456035fc5de7b0f92dd8e8018793aed967acddb5a5fe36c5a33e2801d2fdf
MD5 hash:
b506b457fb827f8b089e56b975c5eb6d
SHA1 hash:
c1233c89d6899825bbf23cc2c9a7fb1135c8faf7
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:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Comments