MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff8bcaa8c3a792db0f191e003d3c72a3dc532f849e2f495254c6252e5b61382c. 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: 9


Intelligence 9 IOCs 1 YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ff8bcaa8c3a792db0f191e003d3c72a3dc532f849e2f495254c6252e5b61382c
SHA3-384 hash: 49320f04e26a8646cdd406053d255f64361cb3d7d64de96fbf3dd74b82846065006c4d5c2891be3aba40dab05e411f15
SHA1 hash: 00d725c6694554a632902b9e0ba59efb849278d7
MD5 hash: 7b7d03aad6ddb0e421ab5bba1a796484
humanhash: eight-table-missouri-quiet
File name:7B7D03AAD6DDB0E421AB5BBA1A796484.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:719'360 bytes
First seen:2021-07-02 23:25:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:yqnOGk5+FWM36pv8ZcYoMW2MYKxSKh2YdWnf3CpHO:y+OGkoQpvQUMWczn
TLSH A5E4F9242EE95529F17FAF7D95F079AA8B7EB6633713994E009103860723B41DCC1A3B
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://92.63.99.102/supportlocal/prod/generatorprogramlimit/limitPythonlocal/bin/externalLineprotectdefaulttest.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://92.63.99.102/supportlocal/prod/generatorprogramlimit/limitPythonlocal/bin/externalLineprotectdefaulttest.php https://threatfox.abuse.ch/ioc/157322/

Intelligence

File Origin
# of uploads :
1
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8200E9229E3BCBDE18EB0BE7E90A691E.exe
Verdict:
Suspicious activity
Analysis date:
2021-07-02 21:07:48 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/50b732b9-d440-4c9c-9bf4-6f1d364e1d18

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/169425/
Detection(s):
Win.Packed.Uztuby-9853721-0
Create hunting rule

Win.Packed.Uztuby-9864800-0
Create hunting rule

Win.Packed.Uztuby-9869253-0
Create hunting rule

Win.Packed.Uztuby-9873584-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.AsyncRAT.UNOFFICIAL
Create hunting rule

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.
Malware family:
Dark Crystal RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/10bca458-d650-4975-b854-c426fc8255e6
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/811292
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
.NET source code references suspicious native API functions
Creates files inside the volume driver (system volume information)
Drops executable to a common third party application directory
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with benign system names
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Protects its processes via BreakOnTermination flag
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 443703 Sample: PxzyQ9owJi.exe Startdate: 03/07/2021 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for dropped file 2->50 52 9 other signatures 2->52 7 PxzyQ9owJi.exe 1 20 2->7         started        11 msiexec.exe 14 3 2->11         started        14 WmiPrvSE.exe 3 2->14         started        16 3 other processes 2->16 process3 dnsIp4 36 C:\Windows\System32\...\fontdrvhost.exe, PE32 7->36 dropped 38 C:\Users\Public\Pictures\msiexec.exe, PE32 7->38 dropped 40 C:\System Volume Information\...\explorer.exe, PE32 7->40 dropped 42 8 other malicious files 7->42 dropped 54 Creates files inside the volume driver (system volume information) 7->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->56 58 Uses schtasks.exe or at.exe to add and modify task schedules 7->58 66 3 other signatures 7->66 18 schtasks.exe 1 7->18         started        20 schtasks.exe 1 7->20         started        22 schtasks.exe 1 7->22         started        24 3 other processes 7->24 44 92.63.99.102, 49722, 80 THEFIRST-ASRU Russian Federation 11->44 60 Multi AV Scanner detection for dropped file 11->60 62 Protects its processes via BreakOnTermination flag 11->62 64 Machine Learning detection for dropped file 11->64 file5 signatures6 process7 process8 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        30 conhost.exe 22->30         started        32 conhost.exe 24->32         started        34 conhost.exe 24->34         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ff8bcaa8c3a792db0f191e003d3c72a3dc532f849e2f495254c6252e5b61382c/
Threat name:
ByteCode-MSIL.Backdoor.LightStone
Create hunting rule
Status:
Malicious
First seen:
2021-06-30 00:42:11 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=76f4vkgdu6jnwdyzdyad2pdsupofgl4etyxususuyyss4w3bhawa._file
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat spyware stealer
Link:
https://tria.ge/reports/210702-mmghvt4m5a/
Behaviour
Creates scheduled task(s)
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Accesses cryptocurrency files/wallets, possible credential harvesting
Looks up external IP address via web service
Reads user/profile data of web browsers
Executes dropped EXE
DCRat Payload
DcRat
Unpacked files
SH256 hash:
ff8bcaa8c3a792db0f191e003d3c72a3dc532f849e2f495254c6252e5b61382c
MD5 hash:
7b7d03aad6ddb0e421ab5bba1a796484
SHA1 hash:
00d725c6694554a632902b9e0ba59efb849278d7
Link:
https://www.unpac.me/results/a2fb0a01-f064-45fe-ae17-f4c21aa7f1a3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/ff8bcaa8c3a792db0f191e003d3c72a3dc532f849e2f495254c6252e5b61382c

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:Glasses
Create hunting rule
Author:Seth Hardy
Description:Glasses family
Rule name:GlassesCode
Create hunting rule
Author:Seth Hardy
Description:Glasses code features
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MAL_QuasarRAT_May19_1
Create hunting rule
Author:Florian Roth
Description:Detects QuasarRAT malware
Reference:https://blog.ensilo.com/uncovering-new-activity-by-apt10
Rule name:pe_imphash
Create hunting rule
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Stealer_word_in_memory
Create hunting rule
Author:James_inthe_box
Description:The actual word stealer in memory
Rule name:Steam_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Steam in files like avemaria
Rule name:Telegram_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Telegram in files like avemaria

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/169425/

Comments