MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5aa97dcff50a939d85c1f2446dcc4122fdd5bf83aa2c10f9ba83a457575f615. 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: 5


Intelligence 5 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a5aa97dcff50a939d85c1f2446dcc4122fdd5bf83aa2c10f9ba83a457575f615
SHA3-384 hash: fbb4ecff1f39550274eceb455abfe4b7e1e01d044aad6403163eb519e403d6dc816b431a95a529496c42629a5b906374
SHA1 hash: 1d984f18e7cc575278b3aba2d83306abdcbc53b6
MD5 hash: 83b79c1c50441385992ba1bef7b7056c
humanhash: lithium-whiskey-april-pip
File name:a5aa97dcff50a939d85c1f2446dcc4122fdd5bf83aa2c10f9ba83a457575f615
Download: download sample
Signature njrat
Create hunting rule
File size:394'240 bytes
First seen:2020-06-10 07:45:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'477 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:F7O8z2rRWuAtK3FBOVwdzpsvjDmWXqWleSoqUZ2UxujkdnlXUG4o4OLnGVsYxDqw:ZO8I0IN2LbpdwnZyVoZGDqhwOb
Threatray 353 similar samples on MalwareBazaar
TLSH 8E84D307378CEF45C18A74FD0158A79D07B98E8A0813874585F2BE8BBA72D43ED5D8AD
Reporter JAMESWT_WT
Tags:NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
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.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Packed.Bladabindi-6917466-0
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

Gathering data
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-05-31 04:03:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
30 of 31 (96.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uwvjpxh7kcuttwc4d4senxgecix52w7yhkrmcd43va5ek5lv6ykq._file
Verdict:
malicious
Similar samples:
3b0fd1cd0eb83c48df1472510556295bb1a7552deb4f935a340043a0208829ca
njrat
48a33e9cc2edf9c3b9069b89644ff882624292692824be9218a995655458341b
njrat
56fff985f854a691d88f7775e85b4b8b822b5e17d9d52accecf70e6978ce124e
njrat
5b650ef6be4143cad97601ad536b42b14a35340a9b180dabf981f3347fa14a98
njrat
7b5fb3577e72b0b475c14e6be21d12ba40187709f11834f9de0bd5ba696b8e5e
njrat
7f151047bf16651dc37450231277d5190f7af1bad7db6b173705b3cdeb3071df
njrat
806662974bbcbfcdbb239012fb781860d4b84f6e95af9fe5f6f39d1e1fd02d19
njrat
83aaa5321d2adc81e9d5326970437de8c85105298e5ab34de6c892c4e385c18e
njrat
b3df70770623cd714096a8652b3bd2f381e9b7bb26f387933bc2e65f61b4f7cb
njrat
c5b7facb1053e87d655699925bdd6391b047aea6740e26be0806240212419a5f
njrat
+ 343 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/201109-y12awl1jx2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
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:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
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.

Comments