MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d. 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: b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d
SHA3-384 hash: 8eaf8a34f2dd61c3ea281156fff0271aff9af02920cfb4fbf70622b307da6c040b01dac5b954ec83918e1dfcd6ac0e9d
SHA1 hash: 6cb81ccde6f9cd26b0b60ce5b5d948dbda609c8c
MD5 hash: 428bdccd4c240a253810e1c2a4ff8b78
humanhash: ohio-sierra-triple-white
File name:428bdccd4c240a253810e1c2a4ff8b78.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:847'360 bytes
First seen:2024-06-30 06:40:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:GurCqcV04iJuX03lJmrw1DMVMkNcL4uhB6lg1npjzh/Ta6:bypiJOw1D8YhB6lkpjdO6
Threatray 208 similar samples on MalwareBazaar
TLSH T11F05F7027E44CE02F0195233E2EF454847B0AD516AA6E72B7DBA377E55123A73C0D9EB
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://a1000330.xsph.ru/L1nc0In.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://a1000330.xsph.ru/L1nc0In.php https://threatfox.abuse.ch/ioc/1290863/

Intelligence

File Origin
# of uploads :
1
# of downloads :
504
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=6680fe1117db6c2841b25e4bwin10vpnfull_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 Windows 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
Connection attempt
Sending a custom TCP request
Connecting to a non-recommended domain
Sending an HTTP GET request
Creating a window
Searching for synchronization primitives
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 lolbin net_reactor obfuscated packed schtasks vbnet
Link:
https://www.filescan.io/uploads/6680fdfeef9fdf64aa70ad77/reports/6687187d-f050-4680-921d-a3231d62aa4c/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8
Link:
https://www.hybrid-analysis.com/sample/b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d
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/a38cedeb-a47a-45b2-9c59-e159bc4e5c98
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1464801
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
Connects to a pastebin service (likely for C&C)
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 domain / URL
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: Execution from Suspicious Folder
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
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: 1464801 Sample: azl7lFUQ86.exe Startdate: 30/06/2024 Architecture: WINDOWS Score: 100 43 pastebin.com 2->43 45 a1000330.xsph.ru 2->45 47 Snort IDS alert for network traffic 2->47 49 Multi AV Scanner detection for domain / URL 2->49 51 Found malware configuration 2->51 55 16 other signatures 2->55 8 azl7lFUQ86.exe 4 34 2->8         started        12 wininit.exe 2->12         started        14 SearchApp.exe 2->14         started        16 6 other processes 2->16 signatures3 53 Connects to a pastebin service (likely for C&C) 43->53 process4 dnsIp5 31 C:\...\qtrKUJUEwhGvsoGSwqJTTXrXBDaK.exe, PE32 8->31 dropped 33 C:\...\qtrKUJUEwhGvsoGSwqJTTXrXBDaK.exe, PE32 8->33 dropped 35 C:\Users\Default\Desktop\SearchApp.exe, PE32 8->35 dropped 37 12 other malicious files 8->37 dropped 57 Uses schtasks.exe or at.exe to add and modify task schedules 8->57 59 Creates processes via WMI 8->59 61 Drops PE files with benign system names 8->61 19 cmd.exe 8->19         started        21 schtasks.exe 8->21         started        23 schtasks.exe 8->23         started        25 28 other processes 8->25 63 Antivirus detection for dropped file 12->63 65 Multi AV Scanner detection for dropped file 12->65 67 Machine Learning detection for dropped file 12->67 39 a1000330.xsph.ru 141.8.192.163, 49732, 49733, 49734 SPRINTHOSTRU Russian Federation 16->39 41 pastebin.com 104.20.3.235, 443, 49731 CLOUDFLARENETUS United States 16->41 file6 signatures7 process8 process9 27 conhost.exe 19->27         started        29 w32tm.exe 19->29         started       
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d/
Threat name:
ByteCode-MSIL.Backdoor.DCRat
Create hunting rule
Status:
Malicious
First seen:
2024-06-25 23:00:35 UTC
File Type:
PE (.Net Exe)
AV detection:
32 of 38 (84.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xflf2im7w6dz4sbl7sczoinmyxqq5ww3oou3w3vtdehfrzc35joq._file
Verdict:
malicious
Similar samples:
0cdd9cd133555f23cc30876c7ef36cca43834f4d6172a161436238cdc80c9e17
DCRat
5a5a46af90193d8362d2a18fe8ca308e7ed5402b59827c887d5ef10b3fe4578f
DCRat
6ab0890a2aedb8d21048be3cb8fcaf6ba8fe22d418fec483bdba53e68ab430f6
DCRat
7238e57350be305f25ca913714b571ee225a658bf5234d9e98cf72e176b8749b
DCRat
+ 198 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat
Link:
https://tria.ge/reports/240630-hfreravbjb/
Behaviour
Modifies registry class
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
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
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Executes dropped EXE
DCRat payload
DcRat
Process spawned unexpected child process
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/50d9c3f8-720d-40e1-8e04-61227bfb7479
Unpacked files
SH256 hash:
b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d
MD5 hash:
428bdccd4c240a253810e1c2a4ff8b78
SHA1 hash:
6cb81ccde6f9cd26b0b60ce5b5d948dbda609c8c
Link:
https://www.unpac.me/results/ac014bf5-eca4-4209-a116-1c686f2858b2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/b9565d219fb7879e482bfc859721acc5e10edadb73a9bb6eb3190e58e45bea5d

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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