MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11
SHA3-384 hash: 78f4dd0c5f609a858efc3f2bacd04caa1f6503ed01c57932d770b126f68ff9b3b60680e9c72156f4d18d9ec3e1174566
SHA1 hash: 7dfcd750a7ecbfff358802ac7365477dab8b9aba
MD5 hash: 84f9b3ff127dc38eacd42da00e080dee
humanhash: ceiling-alpha-kansas-arizona
File name:91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11
Download: download sample
Signature njrat
Create hunting rule
File size:77'312 bytes
First seen:2021-09-06 06:45:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:9ZL8P98ew7K5kfEY785NIAAq0ye6lmxxDzYfJQm+7FeZvEDq5ok:D8P98T7K50SJAq0ye6lmxxDeQmeKEDqZ
Threatray 37 similar samples on MalwareBazaar
TLSH T122738CDEBFFAEF13C544A73D506326551B7AF221BA02F35B826005BD9E027DA390494B
Reporter JAMESWT_WT
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
544
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11
Verdict:
Malicious activity
Analysis date:
2021-09-06 06:57:23 UTC
Tags:
rat njrat bladabindi
Link:
https://app.any.run/tasks/8aefe75d-09b3-4f74-9e0a-d0d9b7780947

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/185598/
Detection(s):
SecuriteInfo.com.Trojan.MulDrop18.36622.7053.18256.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a file
Sending a UDP request
Creating a process with a hidden window
Connection attempt
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/395cbf89-2530-4752-9fbe-443490820a43
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/845768
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
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)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 478200 Sample: edNeurhDG7 Startdate: 06/09/2021 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus detection for dropped file 2->38 40 7 other signatures 2->40 8 edNeurhDG7.exe 1 5 2->8         started        11 server.exe 3 2->11         started        13 server.exe 2 2->13         started        15 server.exe 2 2->15         started        process3 file4 28 C:\Users\user\AppData\Roaming\server.exe, PE32 8->28 dropped 30 C:\Users\user\AppData\...\edNeurhDG7.exe.log, ASCII 8->30 dropped 17 server.exe 4 3 8->17         started        process5 dnsIp6 32 192.168.0.220, 5552 unknown unknown 17->32 26 C:\...\cf380edbb9022cc313e8604499552980.exe, PE32 17->26 dropped 42 Antivirus detection for dropped file 17->42 44 Multi AV Scanner detection for dropped file 17->44 46 Machine Learning detection for dropped file 17->46 48 4 other signatures 17->48 22 netsh.exe 1 3 17->22         started        file7 signatures8 process9 process10 24 conhost.exe 22->24         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-08-31 05:50:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
22 of 43 (51.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=shvmar6pdwojnl44nlpixu4qjobh5do5g45fzevmnunflpnwtqiq._file
Verdict:
malicious
Similar samples:
2712076c01c6eda5fa07183ee1c9295561335ce3c81c016b7779a915656e4933
njrat
6e16130863853ebf7591d38237a24a6b2689eb4c40f04d51f18d730d6e03cb97
njrat
7bb2d03443f9d9cbd077e00e6641bba83adc53d9cb733eb8d07fe933d74b7038
njrat
b7700c66e40ddd73a718794c1f295d1a56251aa0cdb89b215120a09bb5e61e9e
njrat
bc016ebc1751fe99de886be19c2c3e0baefe69cb046b10838cb15bcff3c7e603
njrat
d07c227a7d73abe3eb7da6c7f23f5de256be3b1a610a7f620ca64e4f7410f04e
njrat
e3df75eda0f3fff88f4ab98a687f7ec50b1adde27dbb1bb0947f96892eebf493
njrat
eb9625edf0d6124df92cf0f3aa7f9e98d528526dfe9e166dad4d50778650da93
njrat
f15ad4924c951a3823b437df1056e945f1cee93de1e7b250e3c555cf2901fc5b
njrat
f82ef4f2f51147a19aa8da63b63afba011b9ba9af9f3c6634f01ce12ea598dc1
njrat
+ 27 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked evasion persistence trojan
Link:
https://tria.ge/reports/210906-hjpekadgdk/
Behaviour
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
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
192.168.0.220:5552
Unpacked files
SH256 hash:
e3e8a21e4c5b2f7c21dbc4ce2b0034a99a0a7f2e6ed023ccb9d596b7107d9c7b
MD5 hash:
fdd93c745a6c659e635ecbab82397225
SHA1 hash:
f8c779bb385e0b16ade412e73372a16a8bd605f6
Link:
https://www.unpac.me/results/b71410dd-f572-4f5e-b55f-639efa74441e/
SH256 hash:
4a2a4cc6c171997af3b7a2852f3a0fbc7a97f7c244ca119a6f862a920b91b495
MD5 hash:
93c29df8bdff18f10c9de64c18e85cba
SHA1 hash:
7449ac9676358c3fdc749ed34f2da64abd99c476
Detections:
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/b71410dd-f572-4f5e-b55f-639efa74441e/
SH256 hash:
91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11
MD5 hash:
84f9b3ff127dc38eacd42da00e080dee
SHA1 hash:
7dfcd750a7ecbfff358802ac7365477dab8b9aba
Link:
https://www.unpac.me/results/b71410dd-f572-4f5e-b55f-639efa74441e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.88
Link:
https://yomi.yoroi.company/submissions/91eac047cf1d9c96af9c6ade8bd3904b827e8ddd373a5c92ac6d1a55bdb69c11

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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
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/185598/

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