MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4671dbc33d55c1b28df97a2af222a558362ed68f24bc5a3bf433069f6d7673cb. 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: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4671dbc33d55c1b28df97a2af222a558362ed68f24bc5a3bf433069f6d7673cb
SHA3-384 hash: eec86a3ccec39600176e11d7286d55263321b9d7f65eb9e178343c2a0dd94adc889e028e518a23b5c3ff24c802709a12
SHA1 hash: b9e8fc1595d13e99d202139789f3aa46acd8d2a6
MD5 hash: 6b7974f3c1cbda53827a997a2eee2b88
humanhash: don-arkansas-red-yellow
File name:4671dbc33d55c1b28df97a2af222a558362ed68f24bc5a3bf433069f6d7673cb
Download: download sample
Signature njrat
Create hunting rule
File size:6'635'520 bytes
First seen:2020-11-15 23:14:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 646167cce332c1c252cdcb1839e0cf48 (8'473 x RedLineStealer, 4'851 x Amadey, 290 x Smoke Loader)
ssdeep 98304:3viz/27qWGq/TzuqCDl2Ptao7jWcAJ2wuOX6AwpmgfRRO40Xlvo7y4Zt4rVw4NR:3viq75/Tzuf8LNOqvVm40V8t+XNR
Threatray 51 similar samples on MalwareBazaar
TLSH 0B663382A5DD0417E6368B732CFC02871ABABC7951778346E24F787511DB0B1A6B3F86
Reporter seifreed
Tags:NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
123
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Malware.Generic-6895514-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a window
Delayed reading of the file
Searching for the window
DNS request
Connection attempt
Deleting a recently created file
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Result
Verdict:
UNKNOWN
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.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/537127
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
Detected njRat
Drops PE files to the startup folder
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 317661 Sample: ot8PiHqixw Startdate: 16/11/2020 Architecture: WINDOWS Score: 100 52 k3rry1xrd.hopto.org 2->52 58 Malicious sample detected (through community Yara rule) 2->58 60 Antivirus detection for dropped file 2->60 62 Multi AV Scanner detection for dropped file 2->62 64 5 other signatures 2->64 10 ot8PiHqixw.exe 1 13 2->10         started        13 crypted.exe 1 2->13         started        15 crypted.exe 2->15         started        17 3 other processes 2->17 signatures3 process4 file5 42 C:\Users\user\AppData\Local\Temp\...\CDS.exe, PE32 10->42 dropped 44 C:\Users\user\AppData\Local\...\lua51.dll, PE32 10->44 dropped 46 C:\Users\user\AppData\Local\...\lua5.1.dll, PE32 10->46 dropped 19 CDS.exe 3 10->19         started        process6 file7 34 C:\Users\user\AppData\Local\...\crypted.exe, PE32 19->34 dropped 22 crypted.exe 1 13 19->22         started        process8 file9 36 C:\Users\user\AppData\Local\Temp\...\CDS.exe, PE32 22->36 dropped 38 C:\Users\user\AppData\Local\...\lua51.dll, PE32 22->38 dropped 40 C:\Users\user\AppData\Local\...\lua5.1.dll, PE32 22->40 dropped 25 CDS.exe 3 22->25         started        process10 dnsIp11 54 192.168.2.1 unknown unknown 25->54 48 C:\Users\user\AppData\Local\...\crypted.exe, PE32 25->48 dropped 29 crypted.exe 4 3 25->29         started        file12 process13 dnsIp14 56 k3rry1xrd.hopto.org 176.52.99.181, 1212 INTELSET-ASKazanTatarstanRussiaRU Russian Federation 29->56 50 C:\Users\user\AppData\...\Java update.exe, PE32 29->50 dropped 66 Antivirus detection for dropped file 29->66 68 Machine Learning detection for dropped file 29->68 70 Drops PE files to the startup folder 29->70 file15 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4671dbc33d55c1b28df97a2af222a558362ed68f24bc5a3bf433069f6d7673cb/
Threat name:
Win32.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-11-15 23:17:41 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=izy5xqz5kxa3fdpzpivpeivfla3c5vupes6fuo7ugmdj63lwopfq._file
Verdict:
malicious
Similar samples:
044863910e84822872c6a9d134f18db1e04b17f2641f0baa7c3aca4f5f587fbb
njrat
06f90298156769d7d36397266ebed17d40623b6fbee75a4a9c580f94523b0996
njrat
0d22efcba5ba1b7d3f159b2d75da6c08a81c734c9d16ea8b8e0db48602dab58b
njrat
5276b591cc35064bcf552fbd676416e4b8c4c0cfce0e0cec7da9703bdd9fccb1
njrat
610c374d9fcc17102ba7dc8ee3ec5cb569c60d0e86f25b004dfe8d24781f8310
njrat
83fda1582e8aa614098d944606a562589f0880c105ef011b0e8b68bf90354da3
njrat
87c0e0f48bb2599f74c15f8f9e4d3bc96befad82a33de62f89d3bc76d546d8cd
njrat
b4bbfec518b34f417680149af477857ce1a27aa23eaceb4eb99d62230e376ba9
njrat
be3acd23cffe0baa73da9501728b70240077320fe57f729e46111e06ef67f2ef
njrat
bffa8c77d1dac6b0b0af3c5653a5190ea5d0bc0c0b22f44237bfd66bf351a0d6
njrat
+ 41 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/201115-j56nhlgfda/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Adds Run key to start application
JavaScript code in executable
Drops startup file
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
4671dbc33d55c1b28df97a2af222a558362ed68f24bc5a3bf433069f6d7673cb
MD5 hash:
6b7974f3c1cbda53827a997a2eee2b88
SHA1 hash:
b9e8fc1595d13e99d202139789f3aa46acd8d2a6
Link:
https://www.unpac.me/results/3e74af5e-04a4-49f4-bee0-5880388fa6e3/
SH256 hash:
453a806e145cf5718d5381dc57413ee78448b11d7633d66bab5a4afc99cd68a9
MD5 hash:
668a7e9f7dfa8756171f9056e49d8615
SHA1 hash:
529c6c35f311c173f3cc393cd9368bf29d052469
Link:
https://www.unpac.me/results/3e74af5e-04a4-49f4-bee0-5880388fa6e3/
SH256 hash:
325b8d62c5926d2db60b81c1e7d118e84c52234f1227e0d9b9b461c7b2c988e8
MD5 hash:
e772cc12a9717cf8f55e33f0d29278f6
SHA1 hash:
e6aec1f433ae2bcd0c4368006449119296bdde41
Link:
https://www.unpac.me/results/3e74af5e-04a4-49f4-bee0-5880388fa6e3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4671dbc33d55c1b28df97a2af222a558362ed68f24bc5a3bf433069f6d7673cb

File information

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

  
Delivery method
Other

Comments