MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6. 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: 13


Intelligence 13 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6
SHA3-384 hash: 4cc2177b8c3f08edae9bc95f30fd054802eb55e526ed9e904cbfa8748375b3ee8fabb2d0028eead20533c61f08f32631
SHA1 hash: 962fbb2cbe1dc3a85fd6efda3daab86794b35df0
MD5 hash: 5245e885034ad00adf09b4e8ad03c5f1
humanhash: white-zulu-low-seven
File name:5245e885034ad00adf09b4e8ad03c5f1.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:846'336 bytes
First seen:2024-07-01 12:00:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:auNjqSpkPub2QXu+TVDxO4A1gjwbeHGw+syiDS+nEC1Y6MK:auMASE2QXuODsd1gjwbVErEC1Y6V
Threatray 730 similar samples on MalwareBazaar
TLSH T1A805F7027E54CE11F01A1633C2EF454887B49E5266A6E32B7DBA37BE55123A73C0D9CB
TrID 47.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
20.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.4% (.SCR) Windows screen saver (13097/50/3)
6.8% (.EXE) Win64 Executable (generic) (10523/12/4)
4.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://a1000048.xsph.ru/d4065b26.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://a1000048.xsph.ru/d4065b26.php https://threatfox.abuse.ch/ioc/1291773/

Intelligence

File Origin
# of uploads :
1
# of downloads :
431
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Win.Packed.Msilmamut-9950860-0
Create hunting rule

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

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66829ad54aef5fb03e2ed18cwin10vpnfull_triage
Tags:
Execution Network Static Stealth Trojan Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Program Files subdirectories
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Sending a UDP request
Creating a process from a recently created file
DNS request
Connecting to a non-recommended domain
Connection attempt
Sending an HTTP GET request
Creating a window
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
90%
Tags:
anti-vm cmd cscript dcrat explorer lolbin net_reactor obfuscated packed schtasks vbnet
Link:
https://www.filescan.io/uploads/66829a83ce78046c1aae6a44/reports/3ec4a5b5-b501-4976-8b90-fef7597fc4ef/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6
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/24d778e9-d9fe-41ee-95d0-f590b613b215
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1465263
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
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
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Schedule system process
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1465263 Sample: DcSUKIwDYC.exe Startdate: 01/07/2024 Architecture: WINDOWS Score: 100 40 a1000048.xsph.ru 2->40 44 Snort IDS alert for network traffic 2->44 46 Found malware configuration 2->46 48 Antivirus detection for URL or domain 2->48 50 15 other signatures 2->50 8 DcSUKIwDYC.exe 4 31 2->8         started        12 dllhost.exe 14 2 2->12         started        15 RuntimeBroker.exe 2->15         started        17 6 other processes 2->17 signatures3 process4 dnsIp5 32 C:\Windows\twain_32\RuntimeBroker.exe, PE32 8->32 dropped 34 C:\...34tudRfOVlxIbJRMbGzZwAkdenafoS.exe, PE32 8->34 dropped 36 C:\...36tudRfOVlxIbJRMbGzZwAkdenafoS.exe, PE32 8->36 dropped 38 11 other malicious files 8->38 dropped 54 Uses schtasks.exe or at.exe to add and modify task schedules 8->54 56 Creates processes via WMI 8->56 19 schtasks.exe 8->19         started        22 cmd.exe 1 8->22         started        24 schtasks.exe 8->24         started        26 25 other processes 8->26 42 a1000048.xsph.ru 141.8.192.103, 49701, 49702, 49703 SPRINTHOSTRU Russian Federation 12->42 58 Antivirus detection for dropped file 12->58 60 System process connects to network (likely due to code injection or exploit) 12->60 62 Multi AV Scanner detection for dropped file 12->62 64 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 12->64 66 Machine Learning detection for dropped file 15->66 file6 signatures7 process8 signatures9 52 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 19->52 28 w32tm.exe 1 22->28         started        30 conhost.exe 22->30         started        process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6/
Threat name:
ByteCode-MSIL.Trojan.Whispergate
Create hunting rule
Status:
Malicious
First seen:
2024-06-26 20:38:12 UTC
File Type:
PE (.Net Exe)
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6k3ryh6knw7kwibdaarfda2xloquiw53dnxmzqxkr23acaj3rwta._file
Verdict:
malicious
Similar samples:
266126ef45c3eb686abbb96bb3dc4427f7772bb48b8e9ad1c502b43c63c92475
DCRat
4faac7b368c5b46e3a5cc10300e9be5ad85463c29a8d38025c8ec386ed06a9de
DCRat
78e05cedaa8ac3d3361793ab8b19b6ba2147ea99cd6e406720e90dc5474fcda0
DCRat
9c8b561cf27708f285da964826b1183608e75be698f6b5a4469faea8e535a760
DCRat
+ 720 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat
Link:
https://tria.ge/reports/240701-n6v4hszhjb/
Behaviour
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
Drops file in Program Files directory
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
DCRat payload
DcRat
Process spawned unexpected child process
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d33ed033-fea5-4d08-bfdf-fe6c0f5b69a8
Unpacked files
SH256 hash:
f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6
MD5 hash:
5245e885034ad00adf09b4e8ad03c5f1
SHA1 hash:
962fbb2cbe1dc3a85fd6efda3daab86794b35df0
Link:
https://www.unpac.me/results/6940284c-2110-4b09-a48a-28dcde3d33b2/
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/f2b71c1fca6dbeab202300225183575ba1445bbb1b6eccc2ea8eb601013b8da6

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:BAZT_B5_NOCEXInvalidStream
Create hunting rule
Rule name:DotNet_Reactor
Create hunting rule
Author:@bartblaze
Description:Identifies .NET Reactor, which offers .NET code protection such as obfuscation, encryption and so on.
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:pe_imphash
Create hunting rule
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:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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

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