MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2729c82ff2347665864955ce4564a251c7d366d022cf88303d247ba9df7cf6d5. 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: 14


Intelligence 14 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2729c82ff2347665864955ce4564a251c7d366d022cf88303d247ba9df7cf6d5
SHA3-384 hash: d16ea1b982e3dc588637e4e867e0d2781a629c35e648f0e6b129fb2768d60e8177d3247430437c2cd4e5064206324c33
SHA1 hash: c828d34110cadc298854bd9dce68009062374c7e
MD5 hash: 4fb62a7cb62a5a608494dd4abd21285c
humanhash: eighteen-massachusetts-winter-football
File name:4fb62a7cb62a5a608494dd4abd21285c.exe
Download: download sample
Signature njrat
Create hunting rule
File size:46'080 bytes
First seen:2022-10-23 21:45:30 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:a/+8La7GxrfFWYg8Ep24Dz4L1ISTo2S2c0lBgrZgt:a/CErfYHw4DzUIP2SIlqrZ8
Threatray 350 similar samples on MalwareBazaar
TLSH T1892328BB6A050230C125493FC167022F32748736BFAFB7CB05C8E56C1AA25D475F662D
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
91.109.184.6:5050

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
91.109.184.6:5050 https://threatfox.abuse.ch/ioc/916236/

Intelligence

File Origin
# of uploads :
1
# of downloads :
272
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
4fb62a7cb62a5a608494dd4abd21285c.exe
Verdict:
Malicious activity
Analysis date:
2022-10-23 21:48:13 UTC
Tags:
trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/e8d16fa5-ea25-492a-8ca7-f0d285595cc6

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/323100/
Detection(s):
SecuriteInfo.com.Trojan.Siggen18.61201.602.17671.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6355b61d898b0652a4b97ecf/reports/5b15f5e5-e555-47d3-bdd3-b120c8d7ae44/overview
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/82348f78-4ea8-416f-afc9-fc91a33d4c23
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1096070
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Self deletion via cmd or bat file
Snort IDS alert for network traffic
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 728711 Sample: cVDLtBpIIk.exe Startdate: 23/10/2022 Architecture: WINDOWS Score: 88 24 Snort IDS alert for network traffic 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 3 other signatures 2->30 7 cVDLtBpIIk.exe 3 4 2->7         started        11 cVDLtBpIIk.exe 3 2->11         started        14 cVDLtBpIIk.exe 2 2->14         started        process3 dnsIp4 22 milla.publicvm.com 91.109.184.6, 49703, 5050 IELOIELOMainNetworkFR France 7->22 32 Self deletion via cmd or bat file 7->32 34 Creates autostart registry keys with suspicious names 7->34 16 cmd.exe 1 7->16         started        20 C:\Users\user\AppData\...\cVDLtBpIIk.exe.log, ASCII 11->20 dropped file5 signatures6 process7 process8 18 conhost.exe 16->18         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2729c82ff2347665864955ce4564a251c7d366d022cf88303d247ba9df7cf6d5/
Threat name:
ByteCode-MSIL.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-10-19 19:35:00 UTC
File Type:
PE (.Net Exe)
AV detection:
29 of 42 (69.05%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=e4u4ql7sgr3glbsjkxhekzfckhd5gzwqelhyqmb5er52tx3463kq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
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07c7268c2f8a736f5c74f9dabfdf5e10c8a4580fdfcf11eaa7e20a88dd52cae8
njrat
20c5e774a278d6bc585aa030df85baeb6e27445b5fe1a34ae48a48898dc8604b
njrat
6aeec6592d3fe400a3523bf0a93d6d0b718bdcdc8c6fc6769cf39ff1a7a9535a
njrat
73489b558cbcf01f2bda533f372c0dfed9c225f789b17a109b76a52b99413fb0
njrat
891ba441c920eedb471ac09b6bc60f5694a8795f53813a8158da2bf35a0b54a6
njrat
b047ecd482ba7616d02b58a9f77cf558a8fbc5394fceee88082be6a5677229f9
njrat
b0eeb379c674f6caf454b18af219a5916889a33fddf5b7826c4d981a232d043d
njrat
b10fddacee9920ac4bd5bfdd19e07124e2830b0974c080ee64abaf9626602be1
njrat
cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b
njrat
e31d4e1ec7e040af6d1964976234a3f8da61d12664fe4c85c768348fafcdb614
njrat
+ 340 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/221023-1mmdgschdl/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Unpacked files
SH256 hash:
095f28e1d87ad62e2e8433395c8fd30294220167341a27f8d935284cb9537eef
MD5 hash:
82296a70167501e57f96fdeb734d2101
SHA1 hash:
bd013a38e69872917bc083f11a33d1b2d85418e8
Link:
https://www.unpac.me/results/b11d7c3d-a6be-4de4-8f3a-17eb955e964b/
SH256 hash:
2729c82ff2347665864955ce4564a251c7d366d022cf88303d247ba9df7cf6d5
MD5 hash:
4fb62a7cb62a5a608494dd4abd21285c
SHA1 hash:
c828d34110cadc298854bd9dce68009062374c7e
Link:
https://www.unpac.me/results/b11d7c3d-a6be-4de4-8f3a-17eb955e964b/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2729c82ff234/report/overview.html
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/2729c82ff2347665864955ce4564a251c7d366d022cf88303d247ba9df7cf6d5

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: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/323100/

Comments