MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f76c76eac66f84562b7891ec990673736acd180ba535247430c43c2dd4cb6b3. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f76c76eac66f84562b7891ec990673736acd180ba535247430c43c2dd4cb6b3
SHA3-384 hash: 69febc7efb6ae33c07686c70426d1e055a4c7d78660a943600d874ea6fbea39e204cdd753f448f17f8912ffec6b9e2fe
SHA1 hash: 7a67808cdcc054717dc0e42d0ab035039ab98f14
MD5 hash: a635eea5ddbd6b45796082a924bb2900
humanhash: coffee-football-earth-harry
File name:a635eea5ddbd6b45796082a924bb2900.exe
Download: download sample
Signature njrat
Create hunting rule
File size:95'232 bytes
First seen:2021-05-05 09:00:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 1536:qu9r7EkrjaFIs7E5OxFJn8LjEwzGi1dDJDggS:quhjau5OfVni1dVJ
Threatray 58 similar samples on MalwareBazaar
TLSH 2093C74977E56564E0BF56F75871F2004E38B44B1602E39E48F259AB0B33AC44F89FEA
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
194.156.88.41:1177

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
194.156.88.41:1177 https://threatfox.abuse.ch/ioc/29092/

Intelligence

File Origin
# of uploads :
1
# of downloads :
104
Origin country :
n/a
Vendor Threat Intelligence
Detection:
njRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/150082/
Detection(s):
Win.Trojan.B-468
Create hunting rule

Win.Trojan.Ratenjay-1
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Packed.Generic-7672854-0
Create hunting rule

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
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a process with a hidden window
Launching the process to change the firewall settings
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/91374599-50a5-4421-b2b2-ffe085ce598e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f76c76eac66f84562b7891ec990673736acd180ba535247430c43c2dd4cb6b3/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-05-03 14:39:00 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r53mo3vmm34ekyvxrepmtedhg43kzumaxjjver2dbrb4fxkmw2zq._file
Verdict:
suspicious
Similar samples:
09ba1d1497c0886120a435a4990aba55b9ee83c96b294ff66c6fac4295c8b8a1
njrat
0ab3b273902918a617fca743185cdcae29f33be32324e761033038ce9d9ead60
njrat
2664ca0874468958e3819f05885a3e52ffb392ac416cb5c5618031136aa2b438
njrat
6b0e5c2c2ada15f3690393c85b80e58165a1e4f2d6736c8a76b3995c899c623d
njrat
a80220c129dabdfc9a8159b120994e4e8a21b8c7a4709b8c6df717401d7b3924
njrat
cb121700c196dd52b183b9ddf49fbce730bfe191fa1beae93ae6a162b33fd203
njrat
d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a
njrat
d9872c836e684cbc44d9bae43909ef91052f15199035c57112a7aced2e61d55c
njrat
e3deba276ca79cf6617fe6ba8f2c414d5fd078a82c87f3e6a62c7316095430c2
njrat
f2c643a00b2e8f07b279ddd7e3230799f41c43278d654e1f9ec9ef7c05ab2547
njrat
+ 48 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion
Link:
https://tria.ge/reports/210505-4l6fra6jxx/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies Windows Firewall
Unpacked files
SH256 hash:
8f76c76eac66f84562b7891ec990673736acd180ba535247430c43c2dd4cb6b3
MD5 hash:
a635eea5ddbd6b45796082a924bb2900
SHA1 hash:
7a67808cdcc054717dc0e42d0ab035039ab98f14
Link:
https://www.unpac.me/results/ff767dd0-f7f7-4323-b50e-d2047b36e59d/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:MAL_Winnti_Sample_May18_1
Create hunting rule
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
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:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del

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/150082/

Comments