MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dec4cc7a63dd41b7c105a5880da857808127f67b8dc1718a39bc21e7a7073db2. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dec4cc7a63dd41b7c105a5880da857808127f67b8dc1718a39bc21e7a7073db2
SHA3-384 hash: 12179b104d18c215211a388c2a9266a2c9554e0879cd8b7dbffeafcba1d5bb24993a1efeb79f481c95e78f94fced4c6b
SHA1 hash: 86a9544e5994a79498f7862c75705547f1cdd678
MD5 hash: 252c55c42ae0c60c4b94a76bef3fbe3c
humanhash: two-nine-nineteen-juliet
File name:33032541.exe
Download: download sample
Signature njrat
Create hunting rule
File size:3'549'696 bytes
First seen:2022-03-21 06:25:01 UTC
Last seen:2022-03-21 08:06:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 140094f13383e9ae168c4b35b6af3356 (32 x DCRat, 11 x CoinMiner, 10 x njrat)
ssdeep 49152:vH42C60ck94MPF7Ir+0Fte4sfFn3o4xYDlklz9BC31QYEhBjEc:vH4xVt44WF5s9juDlM/SQ1Dj
Threatray 46 similar samples on MalwareBazaar
TLSH T1CFF5338C1B638B24CC255D33A23C684CAD189FD6C686F8DC4BDF1BA4B46EE7C7451A46
Reporter adm1n_usa32
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
https://disk.yandex.ru/d/n4zCRK2w06UtEg
Verdict:
Malicious activity
Analysis date:
2022-03-04 19:59:27 UTC
Tags:
trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/36d72f5d-f48a-4056-9fab-45027d8dc559

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
RedLine
Create hunting rule
Link:
https://www.capesandbox.com/analysis/253251/
Detection(s):
SecuriteInfo.com.Variant.ExNuma.1.2123.13663.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file
Creating a file in the Windows directory
Modifying an executable file
Enabling the 'hidden' option for files in the %temp% directory
Creating a file in the Program Files subdirectories
Enabling autorun with the shell\open\command registry branches
Infecting executable files
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/9972/overview
Behaviour
MalwareBazaar
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/62381a43dfdfa8501cc54224/reports/4497d23d-162c-4b97-b1ce-c39568785af9/overview
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.
Malware family:
HackingTeam
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/235367ba-8da0-426a-a408-e8c7aeb5e9c4
Result
Threat name:
njRat Neshta RedLine
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/961043
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates an undocumented autostart registry key
Detected njRat
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executable to a common third party application directory
Drops PE files with a suspicious file extension
Found malware configuration
Hides threads from debuggers
Infects executable files (exe, dll, sys, html)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Yara detected Neshta
Yara detected Njrat
Yara detected RedLine Stealer
Yara detected Shellcode strings
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 593524 Sample: 33032541.exe Startdate: 21/03/2022 Architecture: WINDOWS Score: 100 30 Found malware configuration 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus detection for dropped file 2->34 36 17 other signatures 2->36 6 33032541.exe 3 2->6         started        process3 file4 16 C:\Users\user\...\synapse x_protected.exe, PE32 6->16 dropped 18 C:\Users\...\Hackingwarzone_protected.exe, PE32 6->18 dropped 38 Antivirus detection for dropped file 6->38 40 Machine Learning detection for dropped file 6->40 10 synapse x_protected.exe 4 6->10         started        14 Hackingwarzone_protected.exe 4 5 6->14         started        signatures5 process6 file7 20 C:\Windows\svchost.com, PE32 10->20 dropped 22 C:\Users\user\Desktop\33032541.exe, PE32 10->22 dropped 24 C:\Users\user\AppData\Local\...\setup.exe, PE32 10->24 dropped 28 11 other malicious files 10->28 dropped 42 Creates an undocumented autostart registry key 10->42 44 Hides threads from debuggers 10->44 46 Drops executable to a common third party application directory 10->46 48 Infects executable files (exe, dll, sys, html) 10->48 26 C:\Users\user\AppData\Local\...\svchost32.exe, PE32 14->26 dropped 50 Antivirus detection for dropped file 14->50 52 Detected unpacking (changes PE section rights) 14->52 54 Detected unpacking (overwrites its own PE header) 14->54 56 Machine Learning detection for dropped file 14->56 signatures8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dec4cc7a63dd41b7c105a5880da857808127f67b8dc1718a39bc21e7a7073db2/
Threat name:
Win32.Trojan.ExNuma
Create hunting rule
Status:
Malicious
First seen:
2022-03-21 06:25:33 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
28 of 42 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=33cmy6td3va3pqifuwea3kcxqcasp5t3rxaxdcrzxqq6pjyhhwza._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
4d45b8210c1a3ee305e9adcf9f7e055b562c6c8977e1210782a9a57155123417
njrat
53777546c28cb8912525bf2f3f0e7a69e29f61755b82cbba7d1a0c0d9c562536
njrat
6013c0ccf38e7be9221db0bc51597cd034cc07ca5c8ca1d0bc16d7b665700512
njrat
6c3d282a6a943f1b052246f5b3ceec91e400c0fdd04c22d1e44556e1150b3a5a
njrat
798eab01e5d7f1c78e3f7db514f3611ae85e468405af144245f55c8f2657c6d9
njrat
7fb40d2c4011f9aa66d25183702ac6872fff070ff9c7433fab6d3785ebc95f4c
njrat
88e03236b248d004923161c7928a1546cdffd0b6e8c30a22b1d49b05dca9b2da
njrat
9cda5e5ad6ca68a803516013fbf62e6b06383b20fccf1ee6aed4730c916a3b55
njrat
d162aea95889e147b96c2ab4da7cf27ec2538abd149a08f96d993fb7a41b002f
njrat
+ 36 additional samples on MalwareBazaar
Result
Malware family:
redline
Create hunting rule
Score:
  10/10
Tags:
family:neshta family:redline infostealer persistence spyware stealer
Link:
https://tria.ge/reports/220321-g6mntahec7/
Behaviour
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Detect Neshta Payload
Modifies system executable filetype association
Neshta
RedLine
RedLine Payload
Unpacked files
SH256 hash:
207f08b2171944579359cd3da6e9eecd49e5e51c257fe1d05bfd8b4b8661f211
MD5 hash:
8fb37e875e7e57a46a913f80bcc0d946
SHA1 hash:
edccc0d9550fc3e07ba16c08640d274e44c0d126
Link:
https://www.unpac.me/results/e99b1470-ca64-4e38-b014-5a53c7bc1ca6/
SH256 hash:
dec4cc7a63dd41b7c105a5880da857808127f67b8dc1718a39bc21e7a7073db2
MD5 hash:
252c55c42ae0c60c4b94a76bef3fbe3c
SHA1 hash:
86a9544e5994a79498f7862c75705547f1cdd678
Link:
https://www.unpac.me/results/e99b1470-ca64-4e38-b014-5a53c7bc1ca6/
Malware family:
RedLine.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/dec4cc7a63dd/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
Link:
https://yomi.yoroi.company/submissions/dec4cc7a63dd41b7c105a5880da857808127f67b8dc1718a39bc21e7a7073db2

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:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:MALWARE_Win_Neshta
Create hunting rule
Author:ditekSHen
Description:Detects Neshta
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.smominru.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/253251/

Comments