MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2c643a00b2e8f07b279ddd7e3230799f41c43278d654e1f9ec9ef7c05ab2547. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f2c643a00b2e8f07b279ddd7e3230799f41c43278d654e1f9ec9ef7c05ab2547
SHA3-384 hash: a2c50804792bd860b2383c613a99a16b4d54d2f6a503a8f6e11b177bbebc308746663fdff18e1e373ba1122f2cbf2712
SHA1 hash: a2f36346bb1f67c4af3954ffa452dcc36061e9a2
MD5 hash: 5c21ea2caa5fa83d2f91a97da6702cee
humanhash: lion-november-double-arizona
File name:5c21ea2caa5fa83d2f91a97da6702cee.exe
Download: download sample
Signature njrat
Create hunting rule
File size:56'832 bytes
First seen:2020-11-06 17:38:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 768:O8ntGZw3rRhew5AYvLDQIcGKccfzURqhOoedrglVgKhacYIcbBp9dX9D:O8ntGZmb2YXcG0fQRqaBmt7cbBp9T
Threatray 48 similar samples on MalwareBazaar
TLSH 8843194CB3E29530C1BD8A7758A5E1111779BB034E07DB1F0ED6A8951BB72C58F48EE2
Reporter abuse_ch
Tags:exe NjRAT RAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
135
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.B-468
Create hunting rule

Win.Trojan.Ratenjay-1
Create hunting rule

Win.Trojan.Bladabindi-6192388-0
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Dropper.njRAT-7436651-0
Create hunting rule

Win.Packed.Generic-7672854-0
Create hunting rule

Win.Packed.Generic-7672855-0
Create hunting rule

Win.Packed.njRAT-7672853-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Creating a window
Connection attempt
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:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/523589
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
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 netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 310902 Sample: 8qlXOooVFp.exe Startdate: 07/11/2020 Architecture: WINDOWS Score: 96 16 Malicious sample detected (through community Yara rule) 2->16 18 Antivirus / Scanner detection for submitted sample 2->18 20 Multi AV Scanner detection for submitted file 2->20 22 6 other signatures 2->22 7 8qlXOooVFp.exe 2 4 2->7         started        process3 dnsIp4 14 127.0.0.1 unknown unknown 7->14 10 netsh.exe 3 7->10         started        process5 process6 12 conhost.exe 10->12         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f2c643a00b2e8f07b279ddd7e3230799f41c43278d654e1f9ec9ef7c05ab2547/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-08-25 01:37:27 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ldehialf2hqpmtz3xl6giyhth2byqzhrvsu4h46zhxxybnlevdq._file
Verdict:
malicious
Similar samples:
1c173e9edc5cee7bfb972a72c7d8912908829ee999baf97efe1530390a49db79
njrat
4e841bebe76a59f454a911753d8d7fd9bfb082722ccd4dbf69316ceacf1363e9
njrat
592860b73161414eaddbde6679f9ad1771bff2e432a598d6cae471a6564fc0af
njrat
a1e16a174469eadd7c6250c165be7348c4f881ef684b3ef29eef51c230457418
njrat
a6523723ed424d8f2f640f374f145af0839f1d114cc9788d902f5a64a3ccb3a5
njrat
a8f7563c99b15e437837d480481906ddd026bb63e1c25bb61edd9cb20d72a413
njrat
d0efa3ab13db442fa9d9958083f1bb9891ea29d8055f193e38cf0f4ec80498c4
njrat
d594da22a71e20db228fa34aaf397bcde745cf987612a70473aee642ad38729c
njrat
e339b85bc8bc77d1316a0e93ab46a440c319082b76403654b3687c7911e81cc0
njrat
e3deba276ca79cf6617fe6ba8f2c414d5fd078a82c87f3e6a62c7316095430c2
njrat
+ 38 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/201106-63wtc517f6/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Modifies Windows Firewall
Unpacked files
SH256 hash:
f2c643a00b2e8f07b279ddd7e3230799f41c43278d654e1f9ec9ef7c05ab2547
MD5 hash:
5c21ea2caa5fa83d2f91a97da6702cee
SHA1 hash:
a2f36346bb1f67c4af3954ffa452dcc36061e9a2
Detections:
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/792a8821-9be3-4461-a64e-6382141867e9/
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
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter
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 f2c643a00b2e8f07b279ddd7e3230799f41c43278d654e1f9ec9ef7c05ab2547

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/793153/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/793818/

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