MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2570af7c51f05383d99150d12480abbc85b12ae974e27e7c2ece7bdf4fdad0d. 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: 12


Intelligence 12 IOCs 4 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2570af7c51f05383d99150d12480abbc85b12ae974e27e7c2ece7bdf4fdad0d
SHA3-384 hash: 51ae1a123897de76e6d68ef2aafcc282d3bd3e90c8f345a25de3ee34ad63b1ab612a0dec2dc8fc6a5449d0dc732c5c48
SHA1 hash: 4ff0b9938d431418b58e6530e0a007f6d7c313af
MD5 hash: f26f0c259ffc045d43ee873fb142852d
humanhash: mobile-grey-early-texas
File name:f26f0c259ffc045d43ee873fb142852d.exe
Download: download sample
Signature njrat
Create hunting rule
File size:499'431 bytes
First seen:2022-07-18 05:00:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 12288:VhqxSLo5C1Ps4XhWT+trB8Iy62KxEqZL7afMHeh:VHLmCiIhjDyrKCAL2fM+h
TLSH T129B4E102F9C185B2D42209325A29AB51697D7C201F248EDFA3E86D2DDF351D2B735BB3
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.138.180.119:17811

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
3.138.180.119:17811 https://threatfox.abuse.ch/ioc/838388/
3.133.207.110:17811 https://threatfox.abuse.ch/ioc/838389/
3.136.65.236:17811 https://threatfox.abuse.ch/ioc/838390/
3.131.147.49:17811 https://threatfox.abuse.ch/ioc/838391/

Intelligence

File Origin
# of uploads :
1
# of downloads :
322
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/291449/
Detection(s):
SecuriteInfo.com.BackDoor.SiggenNET.5.27436.8753.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Running batch commands
Creating a process from a recently created file
Enabling the 'hidden' option for recently created files
Creating a file in the %AppData% directory
Sending a custom TCP request
Creating a process with a hidden window
DNS request
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/26588/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Gathering data
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:
Malicious
Link:
https://analyze.intezer.com/analyses/bbb5f16a-a6b3-4c87-b7a4-0adf3941d3f9
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1035479
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Detected njRat
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
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 Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 667973 Sample: bW1OIl6F5a.exe Startdate: 18/07/2022 Architecture: WINDOWS Score: 100 39 4.tcp.ngrok.io 2->39 53 Snort IDS alert for network traffic 2->53 55 Multi AV Scanner detection for domain / URL 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 10 other signatures 2->59 10 bW1OIl6F5a.exe 4 2->10         started        signatures3 process4 file5 35 C:\ULIA.sfx.exe, PE32 10->35 dropped 13 cmd.exe 1 10->13         started        process6 process7 15 ULIA.sfx.exe 3 13->15         started        19 conhost.exe 13->19         started        file8 37 C:\ULIA.exe, PE32 15->37 dropped 47 Multi AV Scanner detection for dropped file 15->47 49 Uses netsh to modify the Windows network and firewall settings 15->49 51 Modifies the windows firewall 15->51 21 ULIA.exe 1 5 15->21         started        25 netsh.exe 1 3 15->25         started        signatures9 process10 file11 33 C:\Users\user\AppData\Roaming\Terraria.exe, PE32 21->33 dropped 61 Antivirus detection for dropped file 21->61 63 Machine Learning detection for dropped file 21->63 27 Terraria.exe 4 21->27         started        31 conhost.exe 25->31         started        signatures12 process13 dnsIp14 41 3.131.147.49, 17811, 49739, 49757 AMAZON-02US United States 27->41 43 4.tcp.ngrok.io 3.133.207.110, 17811, 49737, 49738 AMAZON-02US United States 27->43 45 3 other IPs or domains 27->45 65 Antivirus detection for dropped file 27->65 67 Machine Learning detection for dropped file 27->67 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c2570af7c51f05383d99150d12480abbc85b12ae974e27e7c2ece7bdf4fdad0d/
Threat name:
Win32.Trojan.Rasftuby
Create hunting rule
Status:
Malicious
First seen:
2021-01-22 02:48:55 UTC
File Type:
PE (Exe)
Extracted files:
36
AV detection:
13 of 27 (48.15%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yjlqv56fd4ctqpmzcugresakxpefwevos5hcpz6c5tt335h5vugq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:dreamtimhouse evasion suricata trojan
Link:
https://tria.ge/reports/220718-fnjnrsagbp/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
Malware Config
C2 Extraction:
4.tcp.ngrok.io:17811
Unpacked files
SH256 hash:
25d00c003cc427feed7c8b03c629cde636fd5b6ea3055354ca020466d7aa7d26
MD5 hash:
c73a4809a33b2f7379e05243d4e3fcf6
SHA1 hash:
fa2756debf56a3883db70a15402bd75c45d16914
Detections:
win_njrat_g1
Create hunting rule
win_njrat_w1
Create hunting rule
Link:
https://www.unpac.me/results/ab4062b1-584f-4026-b3b0-30b4dc317727/
SH256 hash:
c2570af7c51f05383d99150d12480abbc85b12ae974e27e7c2ece7bdf4fdad0d
MD5 hash:
f26f0c259ffc045d43ee873fb142852d
SHA1 hash:
4ff0b9938d431418b58e6530e0a007f6d7c313af
Link:
https://www.unpac.me/results/ab4062b1-584f-4026-b3b0-30b4dc317727/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c2570af7c51f/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/c2570af7c51f05383d99150d12480abbc85b12ae974e27e7c2ece7bdf4fdad0d

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:sfx_pdb
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.

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/291449/

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