MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8c6b7cc2a46f7c5cdee35f916485956409e0cad4635bae1fa71e2b137791a96. 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: 10


Intelligence 10 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8c6b7cc2a46f7c5cdee35f916485956409e0cad4635bae1fa71e2b137791a96
SHA3-384 hash: 61270b69562500c2f6604ac5f2034081c08c3efb83ef49a206079d06e37d07785371a569920294534e5de116ad69bebc
SHA1 hash: ee0e689806a5ad7983c9fc4516b0697f0af59e47
MD5 hash: a03a6d89ee4201e782900324ffa8a83a
humanhash: bulldog-sad-grey-bravo
File name:a03a6d89ee4201e782900324ffa8a83a.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:2'198'528 bytes
First seen:2022-02-03 01:56:26 UTC
Last seen:2022-02-03 04:02:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 49152:9nhxyBiILUMd4AHZrQU0emM1xxTgFEUTKeuCpt:9qRLUMd4AFQUv1P8TV5p
Threatray 503 similar samples on MalwareBazaar
TLSH T1A7A5BE527902D912D0A9073BC9DF801843E8ED456A65E71B7EAFB3BE61603E74D0D2CE
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://92.63.106.6/bigloadPacketCdn/JspublicTemp/SecureImage/Geo1Bigloadauth/poll2/6Vmuniversalimage/video_Bigloadserver.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://92.63.106.6/bigloadPacketCdn/JspublicTemp/SecureImage/Geo1Bigloadauth/poll2/6Vmuniversalimage/video_Bigloadserver.php https://threatfox.abuse.ch/ioc/377565/

Intelligence

File Origin
# of uploads :
2
# of downloads :
162
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a03a6d89ee4201e782900324ffa8a83a.exe
Verdict:
Malicious activity
Analysis date:
2022-02-03 02:01:28 UTC
Tags:
trojan rat backdoor dcrat evasion stealer
Link:
https://app.any.run/tasks/c97cc582-9357-47b3-91c9-f1c313ea1f02

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/231408/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.9872.17427.31901.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the system32 subdirectories
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
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:
anti-debug anti-vm cmd.exe control.exe cscript.exe explorer.exe greyware hacktool obfuscated packed replace.exe schtasks.exe stealer
Link:
https://www.filescan.io/uploads/61fb36706d25ac9e79ffb5f3/reports/efd765af-d40f-462b-9ead-e7d869639c84/overview
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/00900fcc-1569-4160-ad71-7dd45902fc84
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/932956
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates an autostart registry key pointing to binary in C:\Windows
Creates multiple autostart registry keys
Creates processes via WMI
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: File Created with System Process Name
Sigma detected: Powershell Defender Exclusion
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 565430 Sample: u0bzDOPXcJ.exe Startdate: 03/02/2022 Architecture: WINDOWS Score: 100 47 ipinfo.io 2->47 49 api.telegram.org 2->49 51 Found malware configuration 2->51 53 Antivirus detection for URL or domain 2->53 55 Antivirus / Scanner detection for submitted sample 2->55 57 12 other signatures 2->57 8 u0bzDOPXcJ.exe 5 17 2->8         started        12 spoolsv.exe 3 2->12         started        14 LlmLGGGszSLQDeEHaNPZrUdZF.exe 2 2->14         started        16 11 other processes 2->16 signatures3 process4 dnsIp5 37 C:\Windows\System32\defragproxy\spoolsv.exe, PE32 8->37 dropped 39 C:\Windows\...\LlmLGGGszSLQDeEHaNPZrUdZF.exe, PE32 8->39 dropped 41 C:\ProgramData\...\WmiPrvSE.exe, PE32 8->41 dropped 43 6 other malicious files 8->43 dropped 59 Creates multiple autostart registry keys 8->59 61 Creates an autostart registry key pointing to binary in C:\Windows 8->61 63 Adds a directory exclusion to Windows Defender 8->63 71 2 other signatures 8->71 19 powershell.exe 24 8->19         started        21 powershell.exe 8->21         started        23 powershell.exe 8->23         started        25 3 other processes 8->25 65 Antivirus detection for dropped file 12->65 67 Multi AV Scanner detection for dropped file 12->67 69 Machine Learning detection for dropped file 12->69 45 92.63.106.6, 49781, 49782, 49783 THEFIRST-ASRU Russian Federation 16->45 file6 signatures7 process8 process9 27 conhost.exe 19->27         started        29 conhost.exe 21->29         started        31 conhost.exe 23->31         started        33 conhost.exe 25->33         started        35 conhost.exe 25->35         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f8c6b7cc2a46f7c5cdee35f916485956409e0cad4635bae1fa71e2b137791a96/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2022-02-01 18:33:39 UTC
File Type:
PE (.Net Exe)
AV detection:
31 of 43 (72.09%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7ddlptbki334ltpogx4rmsczkzaj4dfniy23vyp2ohrlcn3zdkla._file
Verdict:
malicious
Similar samples:
3f3d67c996fee6e8830d5d32f6fc34b989e219493d97cd55c329c80eb7f018f4
DCRat
5eec2893f9c5cf37778bf68010030dcaf6c4975cb4168e631812d310315f179c
DCRat
9187dea08cd696af3821a6b7d3b7f25004200d606b21414b1030d80e11f5a2aa
DCRat
a086d9b4beeb79e0902b3a4a9736df9a7dbcbccd146edbdba6f6c52d83884278
DCRat
b45b4ee4146fc230dc6ea93a1af252314acc9b4adab82f36103e8f782589983d
DCRat
c71439ec2f01c3e2a79ee3c88f0d7bd905b8be3b0de1cebe587500149c23a0a3
DCRat
+ 493 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence spyware stealer
Link:
https://tria.ge/reports/220203-cc95sscga4/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
Executes dropped EXE
Sets service image path in registry
Process spawned unexpected child process
Unpacked files
SH256 hash:
6101e83a3a6732ce8f69cd82b96830c44333616e7fa7ff6f0db2a57faf0f737d
MD5 hash:
a8b6b3290ea2b817a35248d4472e8cfd
SHA1 hash:
8c374d82babb61facddbbeeaf6a73913eaef8631
Link:
https://www.unpac.me/results/14231636-8ca6-4833-ba75-1ddd1ac5c75e/
Parent samples :
ca851ef16c519ecf785610e2db584a5b79f41c76916b28164e580e4fa1238715
2c9593138be6c386946e31595ccdd5550922ef3fdd843fbb5f1e83634c223a2a
327c974b8d165bfbdc0c4277bd3d68e24b6d55a6d970340662ff78468a9c4e29
5680eb1ffa1fac4f1c5a78024331ff7dd8982138d89d2df4ec56996b44c9cc99
8adfdf08e1d7883adcdf8228be4da62f9380c5ad99848be748432ecb49ff76c9
2ab659c780fbf4e657bc1170309f037bb7c36a5a70b005c2bce416a9e201e418
SH256 hash:
0239a3372936c96852622fdfed8e291c5d9658587d4c9d313aa70d2050d69ecf
MD5 hash:
daf27fd362785c44d3a5a4d94c827790
SHA1 hash:
3a9d0ed269db4a87be7f704d3ea1e7925c08182a
Link:
https://www.unpac.me/results/14231636-8ca6-4833-ba75-1ddd1ac5c75e/
Parent samples :
e6e4997c4d3b458b12715acf42f18421e60121dcbb461476ecdc487d5caa5284
669634a33853f70175e367b9519b29e5ac57ddeb412884c004875344ad2b5165
bc4e72a6f1c09c44c778658efec7f0eb4d60d16e43527f72f9e5e98cb51667cd
327c974b8d165bfbdc0c4277bd3d68e24b6d55a6d970340662ff78468a9c4e29
SH256 hash:
ac6a08bdc7aa50ac4291c4b036a948cd2e003404bc56bd197531d24f999e260e
MD5 hash:
987e19bb3b2e8821906b3048bbc7d17a
SHA1 hash:
10383a5e50964c7f11769e6c61e1a5664e7844e5
Link:
https://www.unpac.me/results/14231636-8ca6-4833-ba75-1ddd1ac5c75e/
Parent samples :
327c974b8d165bfbdc0c4277bd3d68e24b6d55a6d970340662ff78468a9c4e29
5680eb1ffa1fac4f1c5a78024331ff7dd8982138d89d2df4ec56996b44c9cc99
SH256 hash:
f8c6b7cc2a46f7c5cdee35f916485956409e0cad4635bae1fa71e2b137791a96
MD5 hash:
a03a6d89ee4201e782900324ffa8a83a
SHA1 hash:
ee0e689806a5ad7983c9fc4516b0697f0af59e47
Link:
https://www.unpac.me/results/14231636-8ca6-4833-ba75-1ddd1ac5c75e/
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/f8c6b7cc2a46f7c5cdee35f916485956409e0cad4635bae1fa71e2b137791a96

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:pe_imphash
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/231408/

Comments