MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84b6b4da902eec98b042c06c69527db1319a37d4d1e12e1fea314d514392fda4. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84b6b4da902eec98b042c06c69527db1319a37d4d1e12e1fea314d514392fda4
SHA3-384 hash: d4b671a3deb020cf3b139a6d7f4093b5005b5e19995db5851d9ef4572c3a186e084a8bad780682bc9e1f3842e9a30da3
SHA1 hash: 0f6dc5cb13b22beaa652eca925d92eed59cc8f1a
MD5 hash: d7f9ffdfb55c2556a176fbddc1a70f84
humanhash: music-oven-floor-freddie
File name:84b6b4da902eec98b042c06c69527db1319a37d4d1e12e1fea314d514392fda4
Download: download sample
Signature njrat
Create hunting rule
File size:88'064 bytes
First seen:2021-02-23 15:26:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:DZ6Z01kqDInuXQQWbMFZ6Z01kqDInuXQQWbM:1c0rIc3jc0rIc3
Threatray 45 similar samples on MalwareBazaar
TLSH 6883D74DB694E174D5FF8BF1A492B2890B71A01BA802D30F99F154D94FB3EC09A11EE7
Reporter JAMESWT_WT
Tags:NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/118646/
Detection(s):
Win.Trojan.B-468
Create hunting rule

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

Win.Packed.Generic-7672855-0
Create hunting rule

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

Win.Packed.Msilperseus-9220094-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:
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.
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/615884
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected njRat
Drops PE files to the startup folder
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/84b6b4da902eec98b042c06c69527db1319a37d4d1e12e1fea314d514392fda4/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-02-21 11:41:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qs3ljwuqf3wjrmccybwgsut5weyzun6u2hqs4h7kgfgvcq4s7wsa._file
Verdict:
suspicious
Similar samples:
044863910e84822872c6a9d134f18db1e04b17f2641f0baa7c3aca4f5f587fbb
njrat
0d22efcba5ba1b7d3f159b2d75da6c08a81c734c9d16ea8b8e0db48602dab58b
njrat
10af2cacc6d5057ff24acfd6811ba45568d6542de1fcfb526f7b9029661f4df9
njrat
610c374d9fcc17102ba7dc8ee3ec5cb569c60d0e86f25b004dfe8d24781f8310
njrat
83fda1582e8aa614098d944606a562589f0880c105ef011b0e8b68bf90354da3
njrat
87c0e0f48bb2599f74c15f8f9e4d3bc96befad82a33de62f89d3bc76d546d8cd
njrat
aad1019189d0f856e1a35c778a446a3aea6b0e704d175d677f523da6c0242b40
njrat
b4bbfec518b34f417680149af477857ce1a27aa23eaceb4eb99d62230e376ba9
njrat
ccefaff00ce5d029e3ac220ce7a0ae2aa4a852c4e7c342910069474469ed78ed
njrat
d6f0bfa0aa9e2b9004d36f51fff20f947adbaa6bbb7fffdde1fc37d105fa7257
njrat
+ 35 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/210223-mx9e9kj462/
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
Unpacked files
SH256 hash:
393aa1019a17aa5e07906e92c7edcca7331180b384b134524050a75e127616cf
MD5 hash:
76cf02857e2a8ed8437fab7c60b5d3aa
SHA1 hash:
0ef2bdef73484bd4a06454d96c3eb7b8dcb7c61f
Link:
https://www.unpac.me/results/9e27268f-94fa-496a-a1f7-8f5bfa951873/
SH256 hash:
84b6b4da902eec98b042c06c69527db1319a37d4d1e12e1fea314d514392fda4
MD5 hash:
d7f9ffdfb55c2556a176fbddc1a70f84
SHA1 hash:
0f6dc5cb13b22beaa652eca925d92eed59cc8f1a
Link:
https://www.unpac.me/results/9e27268f-94fa-496a-a1f7-8f5bfa951873/
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/84b6b4da902eec98b042c06c69527db1319a37d4d1e12e1fea314d514392fda4

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: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

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/118646/

Comments