MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201. 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 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201
SHA3-384 hash: 70bab49d74efbb592e7347aaee7f615fa43253776298ed523a2f02ae19731507a6b0d5939daf2b11f3f65077e4d32766
SHA1 hash: 209e7f98110e2f3dd679673e68b3b6c2891271e1
MD5 hash: a2ead558f32ff6668b61efacb53eee1e
humanhash: neptune-mars-alabama-spaghetti
File name:a2ead558f32ff6668b61efacb53eee1e.exe
Download: download sample
Signature njrat
Create hunting rule
File size:88'576 bytes
First seen:2024-01-02 08:05:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:Npr3vN9JMFuGXqNzCMfJlGQAXmcHbOH7SYBPYcigK:l9MuGcf/3c7H8RBg
TLSH T1B183F189F4CCD46FC56C1BBCAD1A8A00275119316936E2CFFD9539F11F893A21C542EB
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
18.229.146.63:13352

Intelligence

File Origin
# of uploads :
1
# of downloads :
487
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
PUA.Win.Packed.ConfuserEx-6582917-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a process with a hidden window
Sending a custom TCP request
Creating a window
Searching for synchronization primitives
Using the Windows Management Instrumentation requests
Launching the process to change the firewall settings
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
confuser confuserex packed packed
Link:
https://www.filescan.io/uploads/6593c3ebb2e45ed099c71fca/reports/b9a510fb-8915-4880-ac72-2b3bb6cb0423/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/23336198-403e-4d6d-8e37-9939a9b5d258
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
phis.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1368696
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Disables zone checking for all users
Found malware configuration
Machine Learning detection for sample
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-12-30 16:25:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
22 of 23 (95.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ehdn3fcxp24kp4icmvxwhdsl3owa7w2fprw33ebki5fzzc2cuiaq._file
Verdict:
malicious
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat evasion trojan
Link:
https://tria.ge/reports/240102-jzd47sdhfl/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Legitimate hosting services abused for malware hosting/C2
Modifies Windows Firewall
njRAT/Bladabindi
Unpacked files
SH256 hash:
20fcd67e9b7bb0d0c507a4b188cbaa90e36227f2c10396b32ecb2ac3c703e011
MD5 hash:
4dc1f80421cf8c374334221afeb9de31
SHA1 hash:
04b6ec6cab88e855b84da2dd8a021dfdb8154214
Detections:
INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Link:
https://www.unpac.me/results/8e85f713-566f-4859-a4e4-a29b0862ca36/
SH256 hash:
21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201
MD5 hash:
a2ead558f32ff6668b61efacb53eee1e
SHA1 hash:
209e7f98110e2f3dd679673e68b3b6c2891271e1
Detections:
INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Link:
https://www.unpac.me/results/8e85f713-566f-4859-a4e4-a29b0862ca36/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
NJRat
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/21c6dd94577eb8a7f102656f638e4bdbac0fdb457c6dbd902a474b9c8b42a201

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:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

Comments