MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef. 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 1 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef
SHA3-384 hash: 0fdd5eceb20086f5a59849c0d15df723c5daf60c949e9aac8506281e79716149bb4e485d1658caa7f57d27f61222fe0e
SHA1 hash: 42d569e08a8e4223678959afe514c359a836eec7
MD5 hash: 1298423be67a0f14a71be6e0d70a67e2
humanhash: ten-papa-alanine-grey
File name:1298423be67a0f14a71be6e0d70a67e2.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'912'621 bytes
First seen:2024-08-26 02:35:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 12e12319f1029ec4f8fcbed7e82df162 (389 x DCRat, 52 x RedLineStealer, 51 x Formbook)
ssdeep 24576:2TbBv5rUyXVSG9h+GqZiWxzxcyTW/yXfRswkMVYex2fOxs2SB46ap0+f7:IBJSXZiWtTW/yCwkMV8Oxs2JB
TLSH T1C29523017AD964B2E17619339B76FB2576383C301F658DDBB3C42A1EAA316C0D7353A2
TrID 89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.5% (.EXE) Win64 Executable (generic) (10523/12/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
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://rtx4090.top/processortracktemp.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://rtx4090.top/processortracktemp.php https://threatfox.abuse.ch/ioc/1316273/

Intelligence

File Origin
# of uploads :
1
# of downloads :
484
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
1298423be67a0f14a71be6e0d70a67e2.exe
Verdict:
Malicious activity
Analysis date:
2024-08-26 02:40:50 UTC
Tags:
dcrat rat evasion telegram remote darkcrystal stealer netreactor wmi-base64 susp-powershell
Link:
https://app.any.run/tasks/196b2785-d6f6-43e0-b8ff-cf2ced79b949

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.38920448.13962.7593.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cbea14b2a4681a72969dc4
Tags:
Discovery Encryption Execution Generic Network Other Static Stealth Trojan Uztuby
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
Loading a suspicious library
Creating a file in the Program Files subdirectories
Creating a file in the Windows subdirectories
Using the Windows Management Instrumentation requests
Launching a process
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %temp% directory
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
Enabling autorun
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Labled as:
Trojan.Uztuby
Link:
https://www.hybrid-analysis.com/sample/228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef
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/73795fe0-adf0-468e-aec9-747287822aa0
Result
Threat name:
DCRat, PureLog Stealer, zgRAT
Create hunting rule
Detection:
malicious
Classification:
spre.troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1498825
Signature
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Antivirus detection for dropped file
Creates an autostart registry key pointing to binary in C:\Windows
Creates an undocumented autostart registry key
Creates multiple autostart registry keys
Infects executable files (exe, dll, sys, html)
Loading BitLocker PowerShell Module
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: Dot net compiler compiles file from suspicious location
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: System File Execution Location Anomaly
Suricata IDS alerts for network traffic
Suspicious execution chain found
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses the Telegram API (likely for C&C communication)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected DCRat
Yara detected PureLog Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1498825 Sample: UxKANs98rc.exe Startdate: 26/08/2024 Architecture: WINDOWS Score: 100 77 api.telegram.org 2->77 79 ipinfo.io 2->79 95 Suricata IDS alerts for network traffic 2->95 97 Antivirus detection for dropped file 2->97 99 Multi AV Scanner detection for dropped file 2->99 103 11 other signatures 2->103 11 UxKANs98rc.exe 3 6 2->11         started        14 svchost.exe 2->14         started        17 BridgemsChainWin.exe 2->17         started        19 2 other processes 2->19 signatures3 101 Uses the Telegram API (likely for C&C communication) 77->101 process4 dnsIp5 65 C:\...\BridgemsChainWin.exe, PE32 11->65 dropped 67 QYx41dtuC06fFiPbnv...SpsXh6WnOjMPl1k.vbe, data 11->67 dropped 21 wscript.exe 1 11->21         started        85 127.0.0.1 unknown unknown 14->85 file6 process7 signatures8 105 Windows Scripting host queries suspicious COM object (likely to drop second stage) 21->105 107 Suspicious execution chain found 21->107 24 cmd.exe 1 21->24         started        process9 process10 26 BridgemsChainWin.exe 22 36 24->26         started        31 conhost.exe 24->31         started        dnsIp11 81 api.telegram.org 149.154.167.220, 443, 49719 TELEGRAMRU United Kingdom 26->81 83 ipinfo.io 34.117.59.81, 443, 49716, 49718 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 26->83 69 C:\Windows\schemas\...\LFwBZHArMs.exe, PE32 26->69 dropped 71 C:\Windows\PLA\Rules\LFwBZHArMs.exe, PE32 26->71 dropped 73 C:\Windows\AppReadiness\LFwBZHArMs.exe, PE32 26->73 dropped 75 12 other malicious files 26->75 dropped 109 Antivirus detection for dropped file 26->109 111 Multi AV Scanner detection for dropped file 26->111 113 Creates an undocumented autostart registry key 26->113 115 4 other signatures 26->115 33 cmd.exe 26->33         started        36 csc.exe 4 26->36         started        39 csc.exe 4 26->39         started        41 19 other processes 26->41 file12 signatures13 process14 file15 87 Uses ping.exe to sleep 33->87 89 Uses ping.exe to check the status of other devices and networks 33->89 57 4 other processes 33->57 61 C:\Windows\...\SecurityHealthSystray.exe, PE32 36->61 dropped 91 Infects executable files (exe, dll, sys, html) 36->91 43 conhost.exe 36->43         started        45 cvtres.exe 1 36->45         started        63 C:\Program Files (x86)\...\msedge.exe, PE32 39->63 dropped 47 conhost.exe 39->47         started        49 cvtres.exe 1 39->49         started        93 Loading BitLocker PowerShell Module 41->93 51 conhost.exe 41->51         started        53 conhost.exe 41->53         started        55 conhost.exe 41->55         started        59 17 other processes 41->59 signatures16 process17
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef/
Threat name:
ByteCode-MSIL.Trojan.Uztuby
Create hunting rule
Status:
Malicious
First seen:
2024-08-23 13:23:00 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ekfiqvtgklierxdaghsraa5lpmmsylqdihkn6uhdcgndhszrdhxq._file
Verdict:
unknown
Result
Malware family:
n/a
Score:
  10/10
Tags:
credential_access discovery execution persistence spyware stealer
Link:
https://tria.ge/reports/240826-c3kmtszenc/
Behaviour
Modifies registry class
Modifies system certificate store
Runs ping.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
Credentials from Password Stores: Credentials from Web Browsers
Modifies WinLogon for persistence
Process spawned unexpected child process
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4b412fa2-49a3-48d6-a259-280b34e4965c
Unpacked files
SH256 hash:
3927f4a766e86f51b1473aefa71b2841715ea4fec323b5fcf5b57a1fef998ec2
MD5 hash:
b47ec9a08bd0d4d8baad33e18b6236a9
SHA1 hash:
46870b9d4e95f0a5896dd9e3a408f470993618d9
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/ac6553f8-a295-4339-b422-d2dbcbc24400/
SH256 hash:
228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef
MD5 hash:
1298423be67a0f14a71be6e0d70a67e2
SHA1 hash:
42d569e08a8e4223678959afe514c359a836eec7
Link:
https://www.unpac.me/results/ac6553f8-a295-4339-b422-d2dbcbc24400/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/228a88566652/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/228a88566652d048dc6031e51003ab7b192c2e0341d4df50e3119a33cb3119ef

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: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

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

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