MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f. 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: 17


Intelligence 17 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f
SHA3-384 hash: 9b3dc9541627c47fca84422a9858cb18e0d50aa6fcc17ba357671d2a3b4c3545de70f1f690375a331fe400ac600ffe87
SHA1 hash: 4fad5c6c2b00487feab3d0bac5e4310fb2248cea
MD5 hash: 0b51bdab3982ceda407dbed20495666c
humanhash: pizza-tango-hot-skylark
File name:Server.exe
Download: download sample
Signature njrat
Create hunting rule
File size:32'768 bytes
First seen:2025-10-19 16:24:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'854 x AgentTesla, 19'783 x Formbook, 12'304 x SnakeKeylogger)
ssdeep 384:uLrcvjFOcHc68cSzHPsINFzzWK4AIzHpu3Hi2VO4akaQkLDOHYCFXPzlpmIMxTZS:4rcvjFOc/8cSPHxpV7WmF7/71Z
TLSH T1FBE2E70533AA4703C66D17B90866471647F1CE43453BFB6F5CD9B0ED2E7B7808A42AAB
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon 00ca80c2c2808200 (38 x njrat, 5 x Smoke Loader, 4 x AsyncRAT)
Reporter 01Xyris
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
194
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
_59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f.exe
Verdict:
Malicious activity
Analysis date:
2025-10-19 16:37:41 UTC
Tags:
rat njrat bladabindi
Link:
https://app.any.run/tasks/1a4cb6da-996d-4185-ac72-5d8891677cef

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/33321/
Detection(s):
Win.Dropper.Nanocore-10030076-0
Create hunting rule

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

Win.Trojan.B-468
Create hunting rule

Win.Trojan.Ratenjay-1
Create hunting rule

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

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68f510db6dc4a08515e32973
Tags:
bladabindi njrat
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd fingerprint lolbin netsh njrat obfuscated rat vbnet windows
Link:
https://www.filescan.io/uploads/68f51163c85c5c56972e2e00/reports/649d76b2-cd2d-47fe-8da8-9fde4c1274bf/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-10-19T13:40:00Z UTC
Last seen:
2025-10-20T05:41:00Z UTC
Hits:
~10
Detections:
Trojan.Win32.Gorgon.sb HEUR:Trojan.Win32.Generic Backdoor.MSIL.Bladabindi.sb
Link:
https://opentip.kaspersky.com/59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f/results?tab=lookup
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7803db4a-88a3-4181-8476-4c490f31c2de
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f
Verdict:
inconclusive
YARA:
13 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.27 Win 32 Exe x86
Link:
https://app.malva.re/file/0b51bdab3982ceda407dbed20495666c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f/
Verdict:
Malicious
Threat:
Family.NJRAT
Link:
https://tip.neiki.dev/file/59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f
Threat name:
ByteCode-MSIL.Trojan.Jalapeno
Create hunting rule
Status:
Malicious
First seen:
2025-10-19 16:28:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
34 of 38 (89.47%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lhhybeweaqp6xfjh5w4xq2s2o7ocmg2er3rfxte5dxbpho7hvchq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
error
njrat
Result
Malware family:
n/a
Score:
  8/10
Tags:
defense_evasion discovery persistence privilege_escalation
Link:
https://tria.ge/reports/251019-tx7c3sbl61/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Event Triggered Execution: Netsh Helper DLL
System Location Discovery: System Language Discovery
Modifies Windows Firewall
Verdict:
Unknown
Tags:
rat njrat
YARA:
JPCERTCC_Njrat MAL_Njrat Windows_Trojan_Njrat_30f3c220 malware_Njrat_strings
Link:
https://app.threat.zone/submission/c1ff15a1-930e-4654-b3c0-fae937234a84
Unpacked files
SH256 hash:
59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f
MD5 hash:
0b51bdab3982ceda407dbed20495666c
SHA1 hash:
4fad5c6c2b00487feab3d0bac5e4310fb2248cea
Detections:
win_njrat_g1
Create hunting rule
win_njrat_w1
Create hunting rule
NjRat
Create hunting rule
Link:
https://www.unpac.me/results/945a9771-33ea-4894-afb1-f17b998c5f3d/
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/59cf8092c4041feb9527edb9786a5a77dc261b448ee25bcc9d1dc2f3bbe7a88f

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 (Nextron Systems)
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:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:malware_Njrat_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect njRAT in memory
Rule name:MAL_njrat
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
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:Skystars_LightDefender_Njrat_Rule
Create hunting rule
Author:Skystars LightDefender
Description:Detects Njrat
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_netsh_firewall_command
Create hunting rule
Author:SECUINFRA Falcon Team
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule
Author:Elastic Security
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/33321/

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