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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 765b482b453872d5c03a3919057fac267ca22f85ff3b7fa3b2ea44c31b3a2604. 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 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 765b482b453872d5c03a3919057fac267ca22f85ff3b7fa3b2ea44c31b3a2604
SHA3-384 hash: 7e7b64531b3783e08d79065663677f8da52d3dc26e6c83ae9f6e4375023781e31b4194d5bfdba733ea148e1b25f42f5e
SHA1 hash: 09511f185133b007bd020b23eb527cf1196f5398
MD5 hash: ae5864fa601678be022c5940c531ffa2
humanhash: mountain-colorado-juliet-tennis
File name:ae5864fa601678be022c5940c531ffa2.exe
Download: download sample
Signature njrat
Create hunting rule
File size:244'224 bytes
First seen:2021-03-23 14:50:33 UTC
Last seen:2021-03-23 16:35:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'241 x AgentTesla, 20'496 x Formbook, 12'373 x SnakeKeylogger)
ssdeep 3072:dZ8i9vXUHwzhDILpX/cW0iyS7J9w8Ty8nmzVUF7RVEXYOTEdQ9qLqAE7EL5a/T:f8itpIxp4SdFmzVUF7zStE6oLqZ
Threatray 137 similar samples on MalwareBazaar
TLSH 9434394DBB26DE45C71C4B7BC487A04C419AD4ABE467F33F99C90DE11E21AC9C58ECA2
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
141.255.158.139:5552

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
141.255.158.139:5552 https://threatfox.abuse.ch/ioc/4725/

Intelligence

File Origin
# of uploads :
2
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ae5864fa601678be022c5940c531ffa2.exe
Verdict:
Malicious activity
Analysis date:
2021-03-23 14:52:55 UTC
Tags:
trojan rat njrat bladabindi dunihi
Link:
https://app.any.run/tasks/cefee114-7d50-4618-893a-db431c42e6f5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/126607/
Detection(s):
SecuriteInfo.com.Variant.MSILPerseus.227019.6757.28082.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Result
Threat name:
Njrat WSHRAT
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/650179
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates autostart registry keys with suspicious names
Creates executable files without a name
Creates multiple autostart registry keys
Drops PE files to the startup folder
Drops VBS files to the startup folder
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
Sigma detected: Register Wscript In Run Key
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Uses known network protocols on non-standard ports
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Shell Script Host drops VBS files
Wscript called in batch mode (surpress errors)
Yara detected Njrat
Yara detected WSHRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 374040 Sample: U72MmPqeFG.exe Startdate: 23/03/2021 Architecture: WINDOWS Score: 100 72 Sigma detected: Register Wscript In Run Key 2->72 74 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 17 other signatures 2->78 10 U72MmPqeFG.exe 1 16 2->10         started        13 Server.exe 8 2->13         started        16 wscript.exe 2->16         started        18 14 other processes 2->18 process3 file4 58 C:\Users\user\AppData\Local\...\Dllhost.exe, PE32 10->58 dropped 60 C:\Users\user\AppData\...\U72MmPqeFG.exe.log, ASCII 10->60 dropped 20 Dllhost.exe 7 9 10->20         started        110 Antivirus detection for dropped file 13->110 112 Multi AV Scanner detection for dropped file 13->112 114 Machine Learning detection for dropped file 13->114 116 Creates multiple autostart registry keys 16->116 118 Wscript called in batch mode (surpress errors) 16->118 25 wscript.exe 16->25         started        signatures5 process6 dnsIp7 70 ahmed070.ddns.net 141.255.158.139, 1177, 49740, 49747 IELOIELOMainNetworkFR France 20->70 52 C:\Users\user\Desktop\.exe, PE32 20->52 dropped 54 C:\Users\user\AppData\...\Java update.exe, PE32 20->54 dropped 56 C:\Users\user\AppData\Local\Temp\Server.exe, PE32 20->56 dropped 88 Antivirus detection for dropped file 20->88 90 System process connects to network (likely due to code injection or exploit) 20->90 92 Multi AV Scanner detection for dropped file 20->92 94 6 other signatures 20->94 27 .exe 20->27         started        31 wscript.exe 3 3 20->31         started        33 schtasks.exe 1 20->33         started        file8 signatures9 process10 file11 62 C:\Users\user\...\McAfee Webdvisor.exe, PE32 27->62 dropped 96 Antivirus detection for dropped file 27->96 98 Multi AV Scanner detection for dropped file 27->98 100 Machine Learning detection for dropped file 27->100 35 McAfee Webdvisor.exe 27->35         started        64 C:\Users\user\AppData\Local\Temp\.vbs, data 31->64 dropped 102 Windows Shell Script Host drops VBS files 31->102 104 Drops VBS files to the startup folder 31->104 106 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 31->106 108 Wscript called in batch mode (surpress errors) 31->108 40 wscript.exe 7 31->40         started        42 conhost.exe 33->42         started        signatures12 process13 dnsIp14 66 ahmed070.ddns.net 35->66 48 C:\...\21bc347c3e629b35e2d9003ec0f80d0c.exe, PE32 35->48 dropped 80 Protects its processes via BreakOnTermination flag 35->80 82 Creates autostart registry keys with suspicious names 35->82 84 Creates multiple autostart registry keys 35->84 44 netsh.exe 35->44         started        68 ahmed070.ddns.net 40->68 50 C:\Users\user\AppData\Roaming\...\.vbs, data 40->50 dropped 86 System process connects to network (likely due to code injection or exploit) 40->86 file15 signatures16 process17 process18 46 conhost.exe 44->46         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/765b482b453872d5c03a3919057fac267ca22f85ff3b7fa3b2ea44c31b3a2604/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-03-16 02:04:00 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=oznuqk2fhbznlqb2hemqk75mez6kel4f745x7i5s5jcmggz2eyca._file
Verdict:
unknown
Similar samples:
0ecfbf08398e1d0470c2f4d40a490808bd1b177cb60d674c5459d85f242952ab
njrat
2df55ccbab067e73a2fa36685a48b14d0897f845b7ff25abd75f609fd0dbe415
njrat
8f2fb0c54f7b6c6ccc3bc70cfa83165a4b8905b89744dd98a01ad7f632c82f95
njrat
a86f792a5a3d424b756508cb462d3ca9b454f2513a5471df5d41da33649748e9
njrat
bc568f10fe943dccb25ea6cd830cd4d54fbeef748e7da33bfac086f496c71bb2
njrat
ec694537528f39e61c4a295e99932641ac2660f8580911790926294c4a190afc
njrat
ec744aeae689c95f44a24eb398e65c3a722595de5504db84b2e41488f30a7510
njrat
fb1efc79e627fcc4485b3bbde9d948f673172715a7fb165f373f79ba31671fb8
njrat
fbbed47e36ef8e3ca336e9e918d3dc558a8e6c3b0cf6c84ac4345cfb0308abc1
njrat
fe0a5fde4fbbddd79d2938af2373c69a8219ea73831be712f1bca86150a30461
njrat
+ 127 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/210323-x1fpq9h3xe/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Adds Run key to start application
Drops startup file
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Unpacked files
SH256 hash:
4c5888e0305a4cb848fe8eaf5e20d3be74e59d78b893f252f67e29425ce114d9
MD5 hash:
6b4f960ea912f9426fbabcd0e09c6765
SHA1 hash:
90367db9f49dcc9d42ceb5c01460fbcb24048110
Link:
https://www.unpac.me/results/519fe6bb-b1ea-4feb-af29-198deb06bf61/
SH256 hash:
765b482b453872d5c03a3919057fac267ca22f85ff3b7fa3b2ea44c31b3a2604
MD5 hash:
ae5864fa601678be022c5940c531ffa2
SHA1 hash:
09511f185133b007bd020b23eb527cf1196f5398
Link:
https://www.unpac.me/results/519fe6bb-b1ea-4feb-af29-198deb06bf61/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/765b482b453872d5c03a3919057fac267ca22f85ff3b7fa3b2ea44c31b3a2604

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/126607/

Comments