MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6013c0ccf38e7be9221db0bc51597cd034cc07ca5c8ca1d0bc16d7b665700512. 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: 10


Intelligence 10 IOCs 1 YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6013c0ccf38e7be9221db0bc51597cd034cc07ca5c8ca1d0bc16d7b665700512
SHA3-384 hash: 85ca3dc8c9d3fcc014b0250f7acef032b26fb9ba18a678b36425d9b0219ba9402703f5fb107beea2b7427588aa22c125
SHA1 hash: cba43ef617c99c0935a9c4c2763980f4fc55d3b8
MD5 hash: 67d360f085a70761ca63b18f366bd78d
humanhash: mockingbird-nebraska-mountain-sixteen
File name:6013C0CCF38E7BE9221DB0BC51597CD034CC07CA5C8CA.exe
Download: download sample
Signature njrat
Create hunting rule
File size:12'570'849 bytes
First seen:2022-02-12 10:50:27 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 196608:VfvKpDAU9gBce5cntLHQbuRMpq05pg6iVqquyOpwa5M2haxVuukhCoDdNPpxaAqQ:V36gBceqdNRMN5pg7rOt5M2haxAxhCo5
TLSH T1D3C633D29644E42BE3444638C5C4FB7FABB8B1283E8D46179B5B38CC7F18BAD8DA1151
File icon (PE):PE icon
dhash icon 90a46560e0fc1a00 (1 x njrat)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
167.99.197.142:7272

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
167.99.197.142:7272 https://threatfox.abuse.ch/ioc/387244/

Intelligence

File Origin
# of uploads :
1
# of downloads :
401
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FlameCrack.exe
Verdict:
Malicious activity
Analysis date:
2022-02-06 03:32:09 UTC
Tags:
rat njrat bladabindi trojan
Link:
https://app.any.run/tasks/77234a04-3512-4739-a199-015fbec631d2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
EnigmaStub
Create hunting rule
Link:
https://www.capesandbox.com/analysis/241070/
Detection(s):
SecuriteInfo.com.Gen.Variant.Johnnie.221809.751.14920.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 in the %temp% subdirectories
Creating a process from a recently created file
DNS request
Enabling the 'hidden' option for files in the %temp% directory
Creating a file in the %AppData% directory
Creating a file
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching a tool to kill processes
Creating a file in the mass storage device
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi enigma greyware overlay packed setupapi.dll shdocvw.dll shell32.dll update.exe zpevdo
Link:
https://www.filescan.io/uploads/6207911b289e2f3e4fc93aaa/reports/6e95e3a9-519a-4d42-90b1-d82b78eb1d43/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a124fd9b-17dd-4f7a-aae3-7cba608ecdd4
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/938751
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates autorun.inf (USB autostart)
Creates autostart registry keys with suspicious names
Creates files with lurking names (e.g. Crack.exe)
Detected njRat
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the startup folder
Drops PE files with benign system names
Found malware configuration
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Protects its processes via BreakOnTermination flag
Sigma detected: Drops fake system file at system root drive
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to evade analysis by execution special instruction which cause usermode exception
Uses netsh to modify the Windows network and firewall settings
Uses ping.exe to check the status of other devices and networks
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 571226 Sample: 6013C0CCF38E7BE9221DB0BC515... Startdate: 12/02/2022 Architecture: WINDOWS Score: 100 63 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->63 65 Found malware configuration 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 13 other signatures 2->69 9 6013C0CCF38E7BE9221DB0BC51597CD034CC07CA5C8CA.exe 10 2->9         started        13 Discord.exe 2 2->13         started        15 Discord.exe 2 2->15         started        17 Discord.exe 2->17         started        process3 file4 51 C:\Users\user\AppData\...\FlameCrack.exe, PE32+ 9->51 dropped 53 C:\Users\user\AppData\Local\...\Discord.exe, PE32 9->53 dropped 81 Creates files with lurking names (e.g. Crack.exe) 9->81 19 Discord.exe 1 5 9->19         started        23 FlameCrack.exe 9->23         started        83 Hides threads from debuggers 13->83 signatures5 process6 file7 49 C:\Users\user\AppData\Roaming\Discord.exe, PE32 19->49 dropped 71 Antivirus detection for dropped file 19->71 73 Multi AV Scanner detection for dropped file 19->73 75 Detected unpacking (changes PE section rights) 19->75 79 3 other signatures 19->79 25 Discord.exe 3 9 19->25         started        77 Machine Learning detection for dropped file 23->77 signatures8 process9 dnsIp10 61 tatarikgamer22.hopto.org 167.99.197.142, 49755, 49759, 49799 DIGITALOCEAN-ASNUS United States 25->61 55 C:\svchost.exe, PE32 25->55 dropped 57 C:\...\e1ece6882a9db50602d6338ab4d1febb.exe, PE32 25->57 dropped 59 C:\autorun.inf, Microsoft 25->59 dropped 85 Antivirus detection for dropped file 25->85 87 Multi AV Scanner detection for dropped file 25->87 89 Detected unpacking (changes PE section rights) 25->89 91 11 other signatures 25->91 30 cmd.exe 25->30         started        33 taskkill.exe 1 25->33         started        35 netsh.exe 1 3 25->35         started        37 netsh.exe 25->37         started        file11 signatures12 process13 signatures14 93 Uses ping.exe to check the status of other devices and networks 30->93 39 conhost.exe 30->39         started        41 PING.EXE 30->41         started        43 conhost.exe 33->43         started        45 conhost.exe 35->45         started        47 conhost.exe 37->47         started        process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6013c0ccf38e7be9221db0bc51597cd034cc07ca5c8ca1d0bc16d7b665700512/
Threat name:
Win32.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-01-07 06:15:41 UTC
File Type:
PE (Exe)
Extracted files:
13
AV detection:
26 of 43 (60.47%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=maj4bthtrz56siq5wc6fcwl42a2myb6klsgkduf4c3l3mzlqauja._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/220212-mxtnnabde6/
Behaviour
Checks processor information in registry
Kills process with taskkill
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Drops autorun.inf file
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks computer location settings
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
Unpacked files
SH256 hash:
8ef47841cf5e7c35582d9c3582fa8849216d76ef7444a0cd82212c0ea4134b49
MD5 hash:
95a43d4ba7205e1ffc57a94b6ab2a02c
SHA1 hash:
81f55799c8401e8739bf095501f10e92a83085f6
Link:
https://www.unpac.me/results/1cafe6c3-5bca-4479-963c-7d523a0c41df/
SH256 hash:
6013c0ccf38e7be9221db0bc51597cd034cc07ca5c8ca1d0bc16d7b665700512
MD5 hash:
67d360f085a70761ca63b18f366bd78d
SHA1 hash:
cba43ef617c99c0935a9c4c2763980f4fc55d3b8
Link:
https://www.unpac.me/results/1cafe6c3-5bca-4479-963c-7d523a0c41df/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Honker__builder_shift_SkinH
Create hunting rule
Author:Florian Roth
Description:Sample from CN Honker Pentest Toolset - from files builder.exe, shift.exe, SkinH.exe
Reference:Disclosed CN Honker Pentest Toolset
Rule name:CN_Honker__builder_shift_SkinH_RID32C6
Create hunting rule
Author:Florian Roth
Description:Sample from CN Honker Pentest Toolset - from files builder.exe, shift.exe, SkinH.exe
Reference:Disclosed CN Honker Pentest Toolset
Rule name:downloader_macros
Create hunting rule
Author:ddvvmmzz
Description:downloader macros
Rule name:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:exec_macros
Create hunting rule
Author:ddvvmmzz
Description:exec macros
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:obfuscate_macros
Create hunting rule
Author:ddvvmmzz
Description:obfuscate macros
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.smominru.

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/241070/

Comments