MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c619425072b006b1a74b653d5ab431a0f00678d8c04a4eed67833c3a876b180. 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: 12


Intelligence 12 IOCs 3 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2c619425072b006b1a74b653d5ab431a0f00678d8c04a4eed67833c3a876b180
SHA3-384 hash: 816a737001da30a813fa690e538dd0326a5ac84832409af1eba8148f76f0686a771c320a8d9bc0a381dd9fc0a1842414
SHA1 hash: 3ced85300587a1d284fbe31e91f94b4192edd35a
MD5 hash: b444ad46648439ce627075373ceba888
humanhash: robin-paris-coffee-pluto
File name:b444ad46648439ce627075373ceba888.exe
Download: download sample
Signature njrat
Create hunting rule
File size:45'056 bytes
First seen:2022-01-25 03:11:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 384:bZeBPYdM9qIyrIA9LE7e8E/ugl4Dbj+CnKs1jUNNNCP33hYCtVKwJR7AMj/greTn:VRCwFrhLMeLulj+CKuUVupVZj/+L
Threatray 157 similar samples on MalwareBazaar
TLSH T1D313D88CB7409174D5FF8BF0B892B2990B72901BA906970B99F214DD8F73AD09611EE7
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
13.58.157.220:12353

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
13.58.157.220:12353 https://threatfox.abuse.ch/ioc/321221/
3.142.129.56:12353 https://threatfox.abuse.ch/ioc/321224/
3.142.81.166:12353 https://threatfox.abuse.ch/ioc/321226/

Intelligence

File Origin
# of uploads :
1
# of downloads :
295
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/222142/
Detection(s):
Win.Packed.Generic-7672855-0
Create hunting rule

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

Win.Packed.Generic-9795615-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
DNS request
Сreating synchronization primitives
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Creating a window
Using the Windows Management Instrumentation requests
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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm bladabindi cmd.exe control.exe greyware keylogger njrat obfuscated overlay packed rat replace.exe schtasks.exe update.exe
Link:
https://www.filescan.io/uploads/61ef6a86f81da814afa1f16c/reports/87d6bbf0-3a77-4ba7-bd5c-d94cf8dd7408/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:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bb4d7999-5f79-48ab-9806-4048b17c288a
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/926734
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops PE files to the startup folder
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Suspicius Add Task From User AppData Temp
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 559212 Sample: y73fxHPIh8.exe Startdate: 25/01/2022 Architecture: WINDOWS Score: 100 36 8.tcp.ngrok.io 2->36 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Multi AV Scanner detection for domain / URL 2->46 48 Found malware configuration 2->48 50 11 other signatures 2->50 9 y73fxHPIh8.exe 1 3 2->9         started        12 Server.exe 1 2->12         started        15 srchost.exe 2->15         started        17 4 other processes 2->17 signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\srchost.exe, PE32 9->32 dropped 34 C:\Users\user\AppData\...\y73fxHPIh8.exe.log, ASCII 9->34 dropped 19 srchost.exe 3 4 9->19         started        60 Antivirus detection for dropped file 12->60 62 Multi AV Scanner detection for dropped file 12->62 64 Machine Learning detection for dropped file 12->64 signatures6 process7 dnsIp8 38 13.58.157.220, 12353, 49753, 49754 AMAZON-02US United States 19->38 40 3.142.129.56, 12353, 49747, 49752 AMAZON-02US United States 19->40 42 3 other IPs or domains 19->42 28 C:\Users\user\AppData\...\srchost32.exe, PE32 19->28 dropped 30 C:\Users\user\AppData\Local\Temp\Server.exe, PE32 19->30 dropped 52 Antivirus detection for dropped file 19->52 54 Multi AV Scanner detection for dropped file 19->54 56 Protects its processes via BreakOnTermination flag 19->56 58 3 other signatures 19->58 24 schtasks.exe 1 19->24         started        file9 signatures10 process11 process12 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2c619425072b006b1a74b653d5ab431a0f00678d8c04a4eed67833c3a876b180/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-01-16 20:57:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=frqzijihfmagwgtuwzj5lk2ddihqaz4nrqckj3wwpaz4hkdwwgaa._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
06aba312b446bf01180d633c94686c5ab2d102d40156b5cd9a9255cc6fd5b69c
njrat
0ffa64a965cea68bbc562a669e4389f7ffecdd2f4a9e1ed2f82d825938d4eac5
njrat
1258cb1b4bcfdebca11f5d3cc00fa19a0bb0a79c4a4bd2c1e6f065a6f3e05e5d
njrat
36157bcd02a5c23a3d161cef0e3aacc07c73e91e0a98cfb9f68852d144d43404
njrat
4a5d2a74803de9f7a73d47ada67ab4e03a466e4bef5dc12ca5ba35343b9a0500
njrat
66b7801dda02c0960db7cd209083293efdc66669552d602fa74cb468b8b41150
njrat
9765d205b8b16a05e807f239217a734f37a1d7b263a116ee336d39688bb2ce58
njrat
be3acd23cffe0baa73da9501728b70240077320fe57f729e46111e06ef67f2ef
njrat
dc8ddcd4db035fa647001a01cab6a2866d092fcaad18279835751ee0396da041
njrat
+ 147 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat persistence trojan
Link:
https://tria.ge/reports/220125-dp7e4sfdg8/
Behaviour
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
njRAT/Bladabindi
Unpacked files
SH256 hash:
2c619425072b006b1a74b653d5ab431a0f00678d8c04a4eed67833c3a876b180
MD5 hash:
b444ad46648439ce627075373ceba888
SHA1 hash:
3ced85300587a1d284fbe31e91f94b4192edd35a
Link:
https://www.unpac.me/results/59cceff2-1ef1-4a77-bb1a-16d6a3d17f64/
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/2c619425072b006b1a74b653d5ab431a0f00678d8c04a4eed67833c3a876b180

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:CN_disclosed_20180208_c_RID2E71
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:Njrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_LightDefender_Njrat_Rule
Create hunting rule
Author:Skystars LightDefender
Description:Detects Njrat
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/222142/

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