MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a093a3931dd685788b4c5fb25ab7e0f44956c02524d0766c1277c04d97aa2899. 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 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a093a3931dd685788b4c5fb25ab7e0f44956c02524d0766c1277c04d97aa2899
SHA3-384 hash: b05321c863b36883374b2ef9cb46da05010a38a5cf2305cc44e12f296e64a0e22454ae466f7bdc387f8a253fee49df6e
SHA1 hash: 01c4ea33c744de3f477ca0657a371858c030fafb
MD5 hash: ae7837f2c0787dd6f346eb8e5b058529
humanhash: double-stairway-berlin-indigo
File name:ae7837f2c0787dd6f346eb8e5b058529
Download: download sample
Signature njrat
Create hunting rule
File size:32'256 bytes
First seen:2020-11-17 14:48:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 768:2vorDp8pdvXyzx9uFwna/5nW3TvaQQmIDUu0tilIj:vw68nQb7QVkHj
Threatray 47 similar samples on MalwareBazaar
TLSH 96E22CADFBE64466C1BD0AB60571950017B8D103E527F77E4ECA24E62B2B3D84B84DF2
Reporter seifreed
Tags:NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Trojan.B-468
Create hunting rule

Win.Trojan.Ratenjay-1
Create hunting rule

Win.Trojan.Bladabindi-6192388-0
Create hunting rule

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

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Dropper.njRAT-7436651-0
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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a file
Creating a process with a hidden window
Creating a window
Connection attempt
Creating a file in the mass storage device
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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a093a3931dd685788b4c5fb25ab7e0f44956c02524d0766c1277c04d97aa2899/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-11-07 19:11:16 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ucj2hey522cxrc2ml6zfvn7a6revnqbfetihm3aso7ae3f5kfcmq._file
Verdict:
malicious
Similar samples:
02883009e7e310bf670bff6336cb6c05c5ecfe0b40274a99b769e8fbfae19ad3
njrat
23ee36c32f198966a793d71f9e2f0b4e0b8c1429202f38f2fab3a25c692c5c64
njrat
285b6700d98397dafa08816710eec9724407d49e270245e9a994c5ee8f9a40b4
njrat
289bb9f2125f62945f3960f0fe72381aea008539b1c6ea29a81ad66bd2f247a9
njrat
55b8b84b624767c78a3ba733e577c4bdcd41fe9efa691725376a74077314e436
njrat
884ef8d4d49a6c98b25f93302c1f5d56ba1bfcf73364ee0e641d94c5b300deef
njrat
88e03236b248d004923161c7928a1546cdffd0b6e8c30a22b1d49b05dca9b2da
njrat
b19df7069dc2884dc94026608f9fd4bd3f0f2543802c41dc19b78474c866d2e6
njrat
d6969e5a50e04cb9bc0a97c3e6dd22d48580bb22f9408d3fc905882d45fcd01b
njrat
f19a67d1bda5510ca74f5a345ce1dfae91949bdfa6cfec36d4df2bc5f6f08a69
njrat
+ 37 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion persistence trojan
Link:
https://tria.ge/reports/201117-65nbtq2y9a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Adds Run key to start application
Drops startup file
Modifies Windows Firewall
njRAT/Bladabindi
Unpacked files
SH256 hash:
a093a3931dd685788b4c5fb25ab7e0f44956c02524d0766c1277c04d97aa2899
MD5 hash:
ae7837f2c0787dd6f346eb8e5b058529
SHA1 hash:
01c4ea33c744de3f477ca0657a371858c030fafb
Detections:
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/6ff0c425-8981-476e-a6b1-7c9d2173324e/
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: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:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter
Description:Identify njRat

File information

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

  
Delivery method
Other

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