MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209. 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: 14


Intelligence 14 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209
SHA3-384 hash: 9e730c846d7b283762df0d6ea863349f4a1118411e295fcfc44b6b13541203294a5ae472cb295442b91f96da1b0997d7
SHA1 hash: 9e3f5dd7421c68ed101a21678056a0d03a145d1a
MD5 hash: f6e3aee1f90ebd9fd2035d95cfb1572a
humanhash: juliet-saturn-king-fillet
File name:Transferencia.exe
Download: download sample
Signature njrat
Create hunting rule
File size:2'798'592 bytes
First seen:2023-11-06 13:45:54 UTC
Last seen:2023-11-06 15:14:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'856 x AgentTesla, 19'783 x Formbook, 12'304 x SnakeKeylogger)
ssdeep 49152:rBZ6v3/0HTj169yWEY969K22VwFHITeeAwxkA:rWv3/0HTj169yWEY969r2VeH
Threatray 361 similar samples on MalwareBazaar
TLSH T10ED593862F88C533E249973AC5E36A2D93E7F40CA655D2C734E85BB7342A7035D21B1E
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
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) (4505/5/1)
File icon (PE):PE icon
dhash icon 6cecccccb4c2f2b2 (38 x AgentTesla, 36 x Formbook, 24 x PythonStealer)
Reporter malwarelabnet
Tags:exe NjRAT zgRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
379
Origin country :
CA CA
Vendor Threat Intelligence
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/458246/
Detection(s):
SecuriteInfo.com.Trojan.Siggen19.9878.1633.26740.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a process with a hidden window
Searching for the window
Enabling the 'hidden' option for recently created files
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
dotfuscator obfuscated packed
Link:
https://www.filescan.io/uploads/6548ee222546bd423f12011f/reports/691c2aed-940f-4f89-9697-a29eeda771ce/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209
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.
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/23eeae25-7633-483d-9de3-e5c167a5fffc
Result
Threat name:
Njrat, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1337643
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suspicious powershell command line found
Uses cmd line tools excessively to alter registry or file data
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Njrat
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1337643 Sample: Transferencia.exe Startdate: 06/11/2023 Architecture: WINDOWS Score: 100 64 Found malware configuration 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus detection for URL or domain 2->68 70 12 other signatures 2->70 9 powershell.exe 15 2->9         started        12 Transferencia.exe 3 2->12         started        14 Adobe Reader PDF.exe 2->14         started        16 Adobe Reader PDF.exe 2->16         started        process3 signatures4 80 Suspicious powershell command line found 9->80 18 Transferencia.exe 1 9->18         started        21 powershell.exe 15 9->21         started        23 conhost.exe 1 9->23         started        82 Writes to foreign memory regions 12->82 84 Allocates memory in foreign processes 12->84 86 Injects a PE file into a foreign processes 12->86 25 RegAsm.exe 2 5 12->25         started        28 conhost.exe 14->28         started        30 conhost.exe 16->30         started        process5 file6 72 Writes to foreign memory regions 18->72 74 Allocates memory in foreign processes 18->74 76 Injects a PE file into a foreign processes 18->76 32 RegAsm.exe 2 3 18->32         started        36 RegAsm.exe 18->36         started        38 RegAsm.exe 18->38         started        56 C:\Users\user\...\Adobe Reader PDF.exe, PE32 25->56 dropped 78 Uses cmd line tools excessively to alter registry or file data 25->78 40 Adobe Reader PDF.exe 2 25->40         started        42 attrib.exe 1 25->42         started        signatures7 process8 dnsIp9 58 172.94.4.171, 7772 M247GB United States 32->58 60 Uses cmd line tools excessively to alter registry or file data 32->60 62 Creates multiple autostart registry keys 32->62 44 attrib.exe 32->44         started        46 attrib.exe 32->46         started        48 conhost.exe 40->48         started        50 conhost.exe 42->50         started        signatures10 process11 process12 52 conhost.exe 44->52         started        54 conhost.exe 46->54         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209/
Threat name:
ByteCode-MSIL.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2023-11-06 11:07:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
29 of 38 (76.32%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bnguzs5zx3zvszbvb2ej3wd5f5nqzvha7xbidly7cgw7xtuziieq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
0b365ef77b8b8ed330a2e48b081a20d9eb5b275b276306e5b51615cf10821fe0
njrat
805351ec3e4849917c0cc226ca3b4a515ea6907f88ff7b615f050f343d09e59b
njrat
8b83cbd6a35bbf62bc865b1037db4f3a3b6a35d5be7f99f1db620cc8b7ca1437
njrat
8e79230d27b1ebca8961567fd01786841599cd2b6b7512221c93871485386043
njrat
b7be6b5b19d828af4d471403cf42208720f3241dc406875530bc6d7a8652923c
njrat
c792c855db10579b9e86e1d01a79dbfc08f4e564805c84af9ac3f09052789a47
njrat
c887771275e5192a8aa7106ae35fd71c19cffeb7d5090be9fcd195f0135ea71e
njrat
d424a08c1e1eac484c029a6ef4008bf991aebf26a86aa02fecd18ad60bb24a0f
njrat
d9d27f03e2f8bc97451296da9a7ddeac39ede3240306fa198bf898434b58c53c
njrat
eadb2c77ad71b5a6dc42808f72acc6e49028f9006b18d2d407fda1268a9c892c
njrat
+ 351 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat family:zgrat botnet:hi can you give money persistence rat trojan
Link:
https://tria.ge/reports/231106-q2y1qadb36/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Detect ZGRat V1
ZGRat
njRAT/Bladabindi
Malware Config
C2 Extraction:
172.94.4.171:7772
Unpacked files
SH256 hash:
e5834a9de7f8435921f20e2d4105324d3693c61ed839a9635aec3c6355eaa6cf
MD5 hash:
9bf0784ba2b6ee9e5723ea20db958bba
SHA1 hash:
ec82d0219e20712d0b4882f9c9ba1122385c0302
Link:
https://www.unpac.me/results/29557c9b-cc53-492a-b587-1dc8ad3007ba/
SH256 hash:
a1cc33df5af690050e7e76ca40668f68ea0801df2569ac7404762f101a065bb6
MD5 hash:
41cb800c41eeb49a041ebf71b61eedaf
SHA1 hash:
4516aeb397ed2f9e8d50329c03d783982c447f59
Link:
https://www.unpac.me/results/29557c9b-cc53-492a-b587-1dc8ad3007ba/
SH256 hash:
0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209
MD5 hash:
f6e3aee1f90ebd9fd2035d95cfb1572a
SHA1 hash:
9e3f5dd7421c68ed101a21678056a0d03a145d1a
Link:
https://www.unpac.me/results/29557c9b-cc53-492a-b587-1dc8ad3007ba/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0b4d4ccbb9be/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/0b4d4ccbb9bef35964350e889dd87d2f5b0cd4e0fdc281af1f11adfbce994209

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:INDICATOR_EXE_Packed_Dotfuscator
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Dotfuscator
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:INDICATOR_SUSPICIOUS_EXE_attrib
Create hunting rule
Author:ditekSHen
Description:Detects executables using attrib with suspicious attributes attributes
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:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
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:pe_imphash
Create hunting rule
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:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Trojan_Njrat_30f3c220
Create hunting rule

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/458246/

Comments