MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9. 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: 16


Intelligence 16 IOCs YARA 7 File information Comments
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SHA256 hash: 4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9
SHA3-384 hash: 857d261b625d9ef10746cff8fbd1a7d7888d6c00883df03b5871d0645eb5871f68a2f9109a970cb3d1c6886c2613114a
SHA1 hash: 370adc4814c59d0b190270a2631c12ab6bccfee1
MD5 hash: aeaf68afb95638b1cf624af88b314a3b
humanhash: william-delaware-montana-magazine
File name:aeaf68afb95638b1cf624af88b314a3b.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'179'136 bytes
First seen:2024-02-06 01:15:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:E62N7K1mRj6a/+VfDpxDfrX4ibZVztFK6OdvRcPEgF2+TpjxzkaUBa7yz8dC8F0J:E62sKTatx7cil8MEgf9n8WTADPUrdox
TLSH T1864542342EEA102AF173AF7D8AE47596DA5FB6A33707985D10B203C60723A42DDD153E
TrID 59.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.6% (.SCR) Windows screen saver (13097/50/3)
8.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:DCRat exe


Avatar
abuse_ch
DCRat C2:
http://hammiest-dependents.000webhostapp.com/667f720d.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
363
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9.exe
Verdict:
Malicious activity
Analysis date:
2024-02-06 08:28:32 UTC
Tags:
dcrat rat backdoor remote stealer
Link:
https://app.any.run/tasks/3a479816-8763-4515-9852-f2c060694bb5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DCRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/474787/
Detection(s):
Win.Packed.Msilmamut-9987799-0
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Win.Packed.Basic-10013043-0
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Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm cmd cscript explorer lolbin schtasks stealer
Link:
https://www.filescan.io/uploads/65c1885219fc380914231420/reports/b6d004fd-a814-42f8-9412-7e527254838b/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d9aa2710-8a5b-420c-94f4-7f8c19ed4256
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1387241
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1387241 Sample: IbY2HH5ApI.exe Startdate: 06/02/2024 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic 2->32 34 Found malware configuration 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 13 other signatures 2->38 6 IbY2HH5ApI.exe 1 76 2->6         started        10 dwm.exe 3 2->10         started        12 dwm.exe 2 2->12         started        14 fontdrvhost.exe 2->14         started        process3 file4 24 C:\Users\user\Favorites\Links\RCXE096.tmp, PE32 6->24 dropped 26 C:\Users\user\Favorites\Links\RCXDFF9.tmp, PE32 6->26 dropped 28 C:\Users\user\...\KebvlmUqSBEyKnnUzcj.exe, PE32 6->28 dropped 30 47 other malicious files 6->30 dropped 40 Uses schtasks.exe or at.exe to add and modify task schedules 6->40 42 Creates processes via WMI 6->42 44 Drops PE files with benign system names 6->44 16 schtasks.exe 6->16         started        18 schtasks.exe 6->18         started        20 schtasks.exe 6->20         started        22 33 other processes 6->22 signatures5 process6
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9/
Threat name:
ByteCode-MSIL.Backdoor.DCRat
Create hunting rule
Status:
Malicious
First seen:
2024-02-03 03:49:11 UTC
File Type:
PE (.Net Exe)
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ij36j7uslrpuwjowch22eqy23xhvfcvgie2j7sk32nadxridwp4q._file
Verdict:
malicious
Result
Malware family:
dcrat
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Score:
  10/10
Tags:
family:dcrat infostealer rat
Link:
https://tria.ge/reports/240206-bmsstscad9/
Behaviour
Creates scheduled task(s)
Modifies registry class
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
Drops file in System32 directory
Checks computer location settings
Executes dropped EXE
DCRat payload
DcRat
Process spawned unexpected child process
Unpacked files
SH256 hash:
4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9
MD5 hash:
aeaf68afb95638b1cf624af88b314a3b
SHA1 hash:
370adc4814c59d0b190270a2631c12ab6bccfee1
Detections:
INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File
Create hunting rule
MALWARE_Win_DCRat
Create hunting rule
Link:
https://www.unpac.me/results/ae3ca998-94b3-4f79-9e8a-4edea646e83e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DCRat
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4277e4fe925c5f4b25d611f5a2431addcf528aa641349fc95bd3403bc503b3f9

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:INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File
Create hunting rule
Author:ditekSHen
Description:Detects executables containing bas64 encoded gzip files
Rule name:MALWARE_Win_DCRat
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Author:ditekSHen
Description:DCRat payload
Rule name:Multifamily_RAT_Detection
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Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
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Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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/474787/

Comments