MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ceb4d88a90ff332d4ea6da16abaf1e04b6296d8618c1f280696acb57cb7bbc68. 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: 13


Intelligence 13 IOCs 1 YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ceb4d88a90ff332d4ea6da16abaf1e04b6296d8618c1f280696acb57cb7bbc68
SHA3-384 hash: 525e25f3c2b0e70c855a885f56ad970ac71d465cc6b7de04e773c4daeac44d76507bfe3d26dff97c358ef37faae1fddc
SHA1 hash: 1250d433355aa6d7ce189ea5fe4a9d08df179f18
MD5 hash: 75b89ea1408de6fdd7429944f8fdbb5e
humanhash: happy-edward-three-xray
File name:CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe
Download: download sample
Signature njrat
Create hunting rule
File size:174'080 bytes
First seen:2021-09-09 07:35:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'859 x AgentTesla, 19'785 x Formbook, 12'305 x SnakeKeylogger)
ssdeep 3072:Mr+1RKURaB46R9XskHd+mm8yAuMzvnUn30qbo9V:KWh0Bp/sA+mmWnUnEq0
Threatray 63 similar samples on MalwareBazaar
TLSH T12204AE88376072EFD99FC57A8AA42C60B7306177531BE253989700E99E5E683CF191F3
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
192.169.69.25:3030

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
192.169.69.25:3030 https://threatfox.abuse.ch/ioc/218828/

Intelligence

File Origin
# of uploads :
1
# of downloads :
532
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe
Verdict:
Malicious activity
Analysis date:
2021-09-09 07:42:19 UTC
Tags:
trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/88fc70ac-9d6a-4433-b15d-3fe6c6eaabf7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/186535/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader13.38206.7907.22968.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Adding an access-denied ACE
DNS request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Creating a process with a hidden window
Connection attempt to an infection source
Using the Windows Management Instrumentation requests
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun by creating a file
Enabling a "Do not show hidden files" option
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b4e22d72-4336-4349-833a-1c1a1b18abf0
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/847903
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Changes the view of files in windows explorer (hidden files and folders)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 480344 Sample: CEB4D88A90FF332D4EA6DA16ABA... Startdate: 09/09/2021 Architecture: WINDOWS Score: 100 63 noviembre1.duckdns.org 2->63 67 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->67 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 12 other signatures 2->73 9 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 3 2->9         started        13 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 2 2->13         started        15 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 2 2->15         started        17 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 2->17         started        signatures3 process4 file5 61 CEB4D88A90FF332D4E...296D8618C1F.exe.log, ASCII 9->61 dropped 77 Uses schtasks.exe or at.exe to add and modify task schedules 9->77 79 Injects a PE file into a foreign processes 9->79 19 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 3 4 9->19         started        23 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 2 13->23         started        25 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 2 15->25         started        27 CEB4D88A90FF332D4EA6DA16ABAF1E04B6296D8618C1F.exe 17->27         started        signatures6 process7 dnsIp8 65 noviembre1.duckdns.org 192.169.69.25, 3030, 49756, 49757 WOWUS United States 19->65 75 Changes the view of files in windows explorer (hidden files and folders) 19->75 29 schtasks.exe 1 19->29         started        31 schtasks.exe 1 19->31         started        33 schtasks.exe 1 23->33         started        35 schtasks.exe 1 23->35         started        37 schtasks.exe 1 25->37         started        39 schtasks.exe 1 25->39         started        41 schtasks.exe 27->41         started        43 schtasks.exe 27->43         started        signatures9 process10 process11 45 conhost.exe 29->45         started        47 conhost.exe 31->47         started        49 conhost.exe 33->49         started        51 conhost.exe 35->51         started        53 conhost.exe 37->53         started        55 conhost.exe 39->55         started        57 conhost.exe 41->57         started        59 conhost.exe 43->59         started       
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ceb4d88a90ff332d4ea6da16abaf1e04b6296d8618c1f280696acb57cb7bbc68/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2018-11-19 22:15:21 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z22nrcuq74zs2tvg3ilkxly6as3cs3mgdda7fadjnlfvps33xrua._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
247b57d55cdaa287404a2db0faf75a023bc0ed937b9fd9319e14c415cdfe57c6
njrat
4696ddcc899baae332caf02dd919c685c8b158a9b41a40f344e96a098d055924
njrat
4714d68dbb9f9ac36425f2ec73ed434cf57407f36063c391e0bfbb9d0b96bbf9
njrat
55467019688a5c8760107c68ef5b62269ed2268cb376d6781c2db18fe1b4b777
njrat
846c3069227802dc9a79fe7ffdeaf474866d52653a620a5d03e91c23732127b8
njrat
c15e0fc3aff8a87c89fa2d77dcef23fb0a532d28781ff1eeb7bce5e4cce4dfdf
njrat
ca4565f6d34227c8a57904ffcfd3c6c068ae5483bad28bb104c58ab569511c35
njrat
dd53f452a1265736a066c7073a0d83f42b861d1954a0ae02c654896692e4629a
njrat
e3a10025b0133fbeb2e454ae7dfec1a6f0e49fee612f7139387f9396434762c6
njrat
f00f5f7f81d246a3d2c6aacef673f85de79e96a460641482d6da42b638d4ad2a
njrat
+ 53 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:cucutaa suricata trojan
Link:
https://tria.ge/reports/210909-jfabxaahgr/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
njRAT/Bladabindi
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
Malware Config
C2 Extraction:
noviembre1.duckdns.org:3030
Unpacked files
SH256 hash:
2e38958e2a124464794ed808543287b0c8b68894f18bb9f261d436b7b26669a8
MD5 hash:
3f412905d741cca26dc8cd24658a5c29
SHA1 hash:
ba2f30b899553baf050c591db2161549e1face14
Link:
https://www.unpac.me/results/26b3de4c-4aef-474b-ad16-844f35e32279/
SH256 hash:
b74952b7a38f612aad42187b73684da3d1ee83604e0a39f2a20109b8316bc9b4
MD5 hash:
df8ab2ce74dc198d4bb8a3c54e07750f
SHA1 hash:
8dc150956354b4f97248e01ca522c0ce7f9eca65
Link:
https://www.unpac.me/results/26b3de4c-4aef-474b-ad16-844f35e32279/
SH256 hash:
e58eb20b5cea1a9a68242a8c362ebd1c3ccfdeedd92d6dd0e0108757b475112b
MD5 hash:
dfa9519a943408c915266874f78dfd81
SHA1 hash:
3d90a5e42c0af5584891fc0beac1872acb28aa13
Detections:
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Link:
https://www.unpac.me/results/26b3de4c-4aef-474b-ad16-844f35e32279/
SH256 hash:
ceb4d88a90ff332d4ea6da16abaf1e04b6296d8618c1f280696acb57cb7bbc68
MD5 hash:
75b89ea1408de6fdd7429944f8fdbb5e
SHA1 hash:
1250d433355aa6d7ce189ea5fe4a9d08df179f18
Link:
https://www.unpac.me/results/26b3de4c-4aef-474b-ad16-844f35e32279/
Malware family:
njRat
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ceb4d88a90ff/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/ceb4d88a90ff332d4ea6da16abaf1e04b6296d8618c1f280696acb57cb7bbc68

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:CN_disclosed_20180208_c_RID2E71
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:INDICATOR_EXE_Packed_ConfuserEx_Custom
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Custom; outside of GIT
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_NET_NAME_ConfuserEx
Create hunting rule
Author:Arnim Rupp
Description:Detects ConfuserEx packed file
Reference:https://github.com/yck1509/ConfuserEx
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat

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/186535/

Comments