MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e. 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


DCRat


Vendor detections: 14


Intelligence 14 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e
SHA3-384 hash: 09847ba69d53365a9349ce3c82182a1daf2858827f3964236e9dfc1a89b9fa587b4e8161f703a0eb63d39019f980015d
SHA1 hash: 4948d156914f054def900a77229e09a5fcc8976d
MD5 hash: f65d62dac74ccd3ae5399c396167c579
humanhash: nevada-sodium-maine-fifteen
File name:F65D62DAC74CCD3AE5399C396167C579.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'165'923 bytes
First seen:2024-05-04 12:15:11 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 24576:U2G/nvxW3Ww0tSie2GtXGpUYOqtgad5of/WOaep:UbA30SiezGpxgi5oWOB
Threatray 376 similar samples on MalwareBazaar
TLSH T187455A027E44CA22F4191633C6FF496447B4AC542BA6E72B7EB9376D55223933C1CACB
TrID 76.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
16.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
3.0% (.EXE) Win64 Executable (generic) (10523/12/4)
1.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.2% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://a0949002.xsph.ru/11836452.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
470
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e.exe
Verdict:
Malicious activity
Analysis date:
2024-05-04 12:15:31 UTC
Tags:
rat backdoor dcrat remote stealer
Link:
https://app.any.run/tasks/fafc4756-dfe7-49f3-a744-d2014d192b74

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.VBS.Encrypted.Gen.UNOFFICIAL
Create hunting rule

Win.Trojan.Uztuby-9855059-0
Create hunting rule

Win.Ransomware.Clinix-9868408-0
Create hunting rule

Win.Packed.Msilmamut-9950860-0
Create hunting rule

Win.Packed.Uztuby-9963900-0
Create hunting rule

Win.Packed.Uztuby-9969968-0
Create hunting rule

Win.Malware.Uztuby-9972880-0
Create hunting rule

Win.Trojan.DarkKomet-9976180-0
Create hunting rule

Win.Trojan.Uztuby-10010740-0
Create hunting rule

SecuriteInfo.com.Trojan.Rasftuby.Gen.14.10239.27368.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
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Program Files subdirectories
Creating a file in the Windows subdirectories
DNS request
Connecting to a non-recommended domain
Connection attempt
Sending an HTTP GET request
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd cscript dcrat explorer fingerprint installer lolbin overlay packed risepro schtasks setupapi sfx shdocvw shell32
Link:
https://www.filescan.io/uploads/663627088441a327526fe312/reports/d40b51aa-7d99-419f-9815-0e38c878c06a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/31f7c288-bed1-4b5a-9b7b-a7a54bdde729
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1436346
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates processes via WMI
Drops PE files with benign system names
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Execution from Suspicious Folder
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Schedule system process
Uses schtasks.exe or at.exe to add and modify task schedules
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1436346 Sample: 7FErKDnzhp.exe Startdate: 04/05/2024 Architecture: WINDOWS Score: 100 50 Found malware configuration 2->50 52 Antivirus detection for dropped file 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 11 other signatures 2->56 9 7FErKDnzhp.exe 3 6 2->9         started        12 dcvkQEwWwyGFQ.exe 3 2->12         started        15 dcvkQEwWwyGFQ.exe 2 2->15         started        process3 file4 44 C:\containercrt\Hyperblock.exe, PE32 9->44 dropped 46 C:\...\focLwcgbbqM4pqsNJntFjNFiUvJ.vbe, data 9->46 dropped 17 wscript.exe 1 9->17         started        66 Multi AV Scanner detection for dropped file 12->66 signatures5 process6 signatures7 48 Windows Scripting host queries suspicious COM object (likely to drop second stage) 17->48 20 cmd.exe 1 17->20         started        process8 process9 22 Hyperblock.exe 1 28 20->22         started        26 conhost.exe 20->26         started        file10 36 C:\containercrt\dcvkQEwWwyGFQ.exe, PE32 22->36 dropped 38 C:\containercrt\csrss.exe, PE32 22->38 dropped 40 C:\Windows\ShellNew\explorer.exe, PE32 22->40 dropped 42 9 other malicious files 22->42 dropped 58 Antivirus detection for dropped file 22->58 60 Multi AV Scanner detection for dropped file 22->60 62 Machine Learning detection for dropped file 22->62 64 3 other signatures 22->64 28 schtasks.exe 22->28         started        30 schtasks.exe 22->30         started        32 schtasks.exe 22->32         started        34 26 other processes 22->34 signatures11 process12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e/
Threat name:
ByteCode-MSIL.Trojan.Uztuby
Create hunting rule
Status:
Malicious
First seen:
2024-04-25 09:43:00 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nvi7hl5d2rs6q3scmp2qvqehhjbicp4usscan77zxq7gw7qidm7a._file
Verdict:
malicious
Similar samples:
284f083103d1c160d9e4721ecce515646ce451a1b7ddf9dd89817904e21a4a2d
DCRat
4faac7b368c5b46e3a5cc10300e9be5ad85463c29a8d38025c8ec386ed06a9de
DCRat
6eb5421bfa171c080165a6fd4a5d87db8f3118cf95669036d273cb16f24d566d
DCRat
b61b1c4320db7f1ac101de2b059636b51896c2b2fae336febd59b62a2947a7fd
DCRat
+ 366 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat
Link:
https://tria.ge/reports/240504-pffrksdg5y/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
DCRat payload
DcRat
Process spawned unexpected child process
Unpacked files
SH256 hash:
97e1520933611685bb6045630e5563b6e6d504e85c30dcc491464def7463c36f
MD5 hash:
d0c8302c8dc583241171bf8f581ad0f8
SHA1 hash:
1432a929e7cad8eca7d1700bd6b0edf02f916c96
Link:
https://www.unpac.me/results/a7dac143-857f-4ac5-b298-ebb8b94419e8/
SH256 hash:
6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e
MD5 hash:
f65d62dac74ccd3ae5399c396167c579
SHA1 hash:
4948d156914f054def900a77229e09a5fcc8976d
Detections:
win_xorist_auto
Create hunting rule
Link:
https://www.unpac.me/results/a7dac143-857f-4ac5-b298-ebb8b94419e8/
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/6d51f3afa3d465e86e4263f50ac0873a42813f94948406fff9bc3e6b7e081b3e

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PureCrypter
Create hunting rule
Author:@bartblaze
Description:Identifies PureCrypter, .NET loader and obfuscator.
Reference:https://malpedia.caad.fkie.fraunhofer.de/details/win.purecrypter
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SelfExtractingRAR
Create hunting rule
Author:Xavier Mertens
Description:Detects an SFX archive with automatic script execution
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:win_xorist_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.xorist.

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_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
GDI_PLUS_APIInterfaces with Graphicsgdiplus.dll::GdiplusStartup
gdiplus.dll::GdiplusShutdown
gdiplus.dll::GdipAlloc
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::AttachConsole
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::FreeConsole
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::CreateFileMappingW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::MoveFileW
KERNEL32.dll::MoveFileExW

Comments