MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948
SHA3-384 hash: d3580fec914fc2428a8e276c6b89b886c524e47f803feaa9b677e595600bba23c5222e70b8cd9a5e7f2e3b82858d287d
SHA1 hash: 5da659a3e0af11bc6202517eacca18f4014b705d
MD5 hash: f66386730c3497ca644c7e77d5d793b0
humanhash: winner-tango-golf-tango
File name:cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948.exe
Download: download sample
Signature njrat
Create hunting rule
File size:346'052 bytes
First seen:2024-09-21 17:46:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 0b36fc85e0cb5e337c80982db5210969 (7 x Berbew, 6 x njrat)
ssdeep 3072:um2uO9O6VLTav239gYfc0DV+1BIyLK5jZWlfXXqyYwi8x4Yfc09:tMae391+fIyG5jZkCwi8r
Threatray 14 similar samples on MalwareBazaar
TLSH T15F74B8FB5DA25F1FC41E637984ABCAC05269C45F0C76D64225782CEAB96F0823CF5E48
TrID 28.5% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
13.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.2% (.EXE) Win32 Executable (generic) (4504/4/1)
5.6% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter Chainskilabs
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
433
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948.exe
Verdict:
Malicious activity
Analysis date:
2024-09-21 17:47:44 UTC
Tags:
berbew
Link:
https://app.any.run/tasks/94db3eb0-bc67-4e52-a854-579cd0f176fe

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Trojan.Crypted-30
Create hunting rule

Win.Trojan.Obfus-38
Create hunting rule

Win.Packed.Generic-9795615-0
Create hunting rule

Win.Packed.Generic-9795616-0
Create hunting rule

Win.Dropper.Berbew-10010799-0
Create hunting rule

Win.Dropper.Berbew-10013413-0
Create hunting rule

Win.Trojan.Padodor-10013789-0
Create hunting rule

Win.Dropper.njRAT-10015886-0
Create hunting rule

Win.Dropper.Nanocore-10030076-0
Create hunting rule

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

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Trojan.B-468
Create hunting rule

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

Win.Packed.Bladabindi-6917466-0
Create hunting rule

SecuriteInfo.com.BackDoor.HangUp.43791.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66ef069af129e67ada904537
Tags:
Encryption Execution Network Static Berbew
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi cerber cmd crypted fingerprint keylogger lolbin netsh njrat overlay packed rat stealer
Link:
https://www.filescan.io/uploads/66ef0699d2758b8668bb1e64/reports/2fb05d36-62f1-469b-8e63-6abcd5ec3ec4/overview
Verdict:
Malicious
Labled as:
Dropper.Generic.MSIL.Bladabindi
Link:
https://www.hybrid-analysis.com/sample/cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948
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.
Gathering data
Result
Threat name:
Berbew, Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1515137
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates an undocumented autostart registry key
Drops executables to the windows directory (C:\Windows) and starts them
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Yara detected Berbew
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1515137 Sample: f6t9qa761D.exe Startdate: 21/09/2024 Architecture: WINDOWS Score: 100 96 Multi AV Scanner detection for domain / URL 2->96 98 Malicious sample detected (through community Yara rule) 2->98 100 Antivirus detection for URL or domain 2->100 102 10 other signatures 2->102 14 f6t9qa761D.exe 3 3 2->14         started        process3 file4 82 C:\Windows\SysWOW64\Jagibbdg.exe, PE32 14->82 dropped 84 C:\Windows\SysWOW64\Doaepp32.dll, PE32 14->84 dropped 86 C:\Windows\...\Jagibbdg.exe:Zone.Identifier, ASCII 14->86 dropped 118 Creates an undocumented autostart registry key 14->118 120 Drops executables to the windows directory (C:\Windows) and starts them 14->120 18 Jagibbdg.exe 2 14->18         started        signatures5 process6 file7 54 C:\Windows\SysWOW64\Jokilfca.exe, PE32 18->54 dropped 56 C:\Windows\SysWOW64\Clajoglf.dll, PE32 18->56 dropped 104 Drops executables to the windows directory (C:\Windows) and starts them 18->104 22 Jokilfca.exe 2 18->22         started        signatures8 process9 file10 66 C:\Windows\SysWOW64\Kegnnphk.exe, PE32 22->66 dropped 68 C:\Windows\SysWOW64\Flbkld32.dll, PE32 22->68 dropped 110 Drops executables to the windows directory (C:\Windows) and starts them 22->110 26 Kegnnphk.exe 2 22->26         started        signatures11 process12 file13 74 C:\Windows\SysWOW64\Knccbbff.exe, PE32 26->74 dropped 76 C:\Windows\SysWOW64\Fkcpdl32.dll, PE32 26->76 dropped 114 Drops executables to the windows directory (C:\Windows) and starts them 26->114 30 Knccbbff.exe 2 26->30         started        signatures14 process15 file16 88 C:\Windows\SysWOW64\Qanqbgdb.dll, PE32 30->88 dropped 90 C:\Windows\SysWOW64\Kkgclgep.exe, PE32 30->90 dropped 122 Drops executables to the windows directory (C:\Windows) and starts them 30->122 34 Kkgclgep.exe 2 30->34         started        signatures17 process18 file19 58 C:\Windows\SysWOW64\Kkipaf32.exe, PE32 34->58 dropped 60 C:\Windows\SysWOW64\Kbelgk32.dll, PE32 34->60 dropped 106 Drops executables to the windows directory (C:\Windows) and starts them 34->106 38 Kkipaf32.exe 2 34->38         started        signatures20 process21 file22 70 C:\Windows\SysWOW64\Loplncai.exe, PE32 38->70 dropped 72 C:\Windows\SysWOW64oifoe32.dll, PE32 38->72 dropped 112 Drops executables to the windows directory (C:\Windows) and starts them 38->112 42 Loplncai.exe 2 38->42         started        signatures23 process24 file25 78 C:\Windows\SysWOW64\Mlfimg32.exe, PE32 42->78 dropped 80 C:\Windows\SysWOW64\Jflaad32.dll, PE32 42->80 dropped 116 Drops executables to the windows directory (C:\Windows) and starts them 42->116 46 Mlfimg32.exe 2 42->46         started        signatures26 process27 file28 92 C:\Windows\SysWOW64\Mhmiah32.exe, PE32 46->92 dropped 94 C:\Windows\SysWOW64\Imjgmahp.dll, PE32 46->94 dropped 124 Drops executables to the windows directory (C:\Windows) and starts them 46->124 50 Mhmiah32.exe 2 46->50         started        signatures29 process30 file31 62 C:\Windows\SysWOW64\Mddjfiih.exe, PE32 50->62 dropped 64 C:\Windows\SysWOW64kdhoi32.dll, PE32 50->64 dropped 108 Drops executables to the windows directory (C:\Windows) and starts them 50->108 signatures32
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948/
Threat name:
ByteCode-MSIL.Backdoor.Ratenjay
Create hunting rule
Status:
Malicious
First seen:
2024-09-13 16:24:47 UTC
File Type:
PE (Exe)
AV detection:
37 of 38 (97.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zwcygsy6zcfswtqgls2zzw73ys3xwedab675zbib5r75dqh35fea._file
Verdict:
malicious
Label(s):
berbew
Create hunting rule
Similar samples:
0d15e2e3c53f65a99007547ee80497b4abe068cb0770f1d992e43dbdf91b7741
njrat
2462d77a88fdff9bbc91179ecab1ebbbaa05a47fdbc9bb064bf05d5af460a91e
njrat
6d44f558b12e77c978324aa82897cb09b91a79f3de807e7ba1eca18494d286b3
njrat
a8079edc38bc308df7f65a4e59d690f3261ab5ebf8c2d41c168c109c28f5d95e
njrat
e83a5ef9af52b5f878238e652094c5470adf518ea914cdf2802d377ad812e08f
njrat
+ 4 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:berbew family:njrat backdoor discovery persistence trojan
Link:
https://tria.ge/reports/240921-wcvvnavgqn/
Behaviour
Modifies registry class
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Drops file in System32 directory
Executes dropped EXE
Loads dropped DLL
Adds autorun key to be loaded by Explorer.exe on startup
Berbew
njRAT/Bladabindi
Malware Config
C2 Extraction:
http://crutop.nu/index.php
http://crutop.ru/index.php
http://mazafaka.ru/index.php
http://color-bank.ru/index.php
http://asechka.ru/index.php
http://trojan.ru/index.php
http://fuck.ru/index.php
http://goldensand.ru/index.php
http://filesearch.ru/index.php
http://devx.nm.ru/index.php
http://ros-neftbank.ru/index.php
http://lovingod.host.sk/index.php
http://www.redline.ru/index.php
http://cvv.ru/index.php
http://hackers.lv/index.php
http://fethard.biz/index.php
http://ldark.nm.ru/index.htm
http://gaz-prom.ru/index.htm
http://promo.ru/index.htm
http://potleaf.chat.ru/index.htm
http://kadet.ru/index.htm
http://cvv.ru/index.htm
http://crutop.nu/index.htm
http://crutop.ru/index.htm
http://mazafaka.ru/index.htm
http://xware.cjb.net/index.htm
http://konfiskat.org/index.htm
http://parex-bank.ru/index.htm
http://kidos-bank.ru/index.htm
http://kavkaz.ru/index.htm
http://fethard.biz/index.htm
Verdict:
Unknown
Tags:
rat njrat
YARA:
malware_Njrat_strings Windows_Trojan_Njrat_30f3c220 MAL_Njrat MALWARE_Win_NjRAT JPCERTCC_Njrat
Link:
https://app.threat.zone/submission/7ae9d678-a4c9-45ed-a0ae-d31270f204ab
Unpacked files
SH256 hash:
cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948
MD5 hash:
f66386730c3497ca644c7e77d5d793b0
SHA1 hash:
5da659a3e0af11bc6202517eacca18f4014b705d
Detections:
NjRat
Create hunting rule
win_njrat_w1
Create hunting rule
win_njrat_g1
Create hunting rule
Njrat
Create hunting rule
Link:
https://www.unpac.me/results/2f29201b-dd36-47e9-b204-3fef4b1b2e18/
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cd85834b1ec8/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/cd85834b1ec88b2b4e065cb59cdbfbc4b77b10600fbfdc8501ec7fd1c0fbe948

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: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:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi / NjRAT Golden
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:Skystars_LightDefender_Njrat_Rule
Create hunting rule
Author:Skystars LightDefender
Description:Detects Njrat
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.DLL::GetSecurityInfo
ADVAPI32.DLL::SetEntriesInAclA
ADVAPI32.DLL::SetSecurityInfo
COM_BASE_APICan Download & Execute componentsole32.DLL::CoCreateInstance
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.DLL::CreateProcessA
KERNEL32.DLL::CloseHandle
KERNEL32.DLL::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.DLL::TerminateProcess
KERNEL32.DLL::LoadLibraryA
KERNEL32.DLL::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.DLL::WinExec
WIN_BASE_IO_APICan Create FilesKERNEL32.DLL::CopyFileA
KERNEL32.DLL::CreateFileA
KERNEL32.DLL::DeleteFileA
KERNEL32.DLL::GetWindowsDirectoryA
KERNEL32.DLL::GetSystemDirectoryA
KERNEL32.DLL::GetTempPathA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.DLL::GetComputerNameA
ADVAPI32.DLL::GetUserNameA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.DLL::RegCreateKeyExA
ADVAPI32.DLL::RegOpenKeyExA
ADVAPI32.DLL::RegQueryValueExA
ADVAPI32.DLL::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.DLL::FindWindowA
USER32.DLL::CreateWindowExA

Comments