MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 751093c95f43fa8bbb300ba1545ec5f39bc29c6293244bdf620157e80952c73b. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 751093c95f43fa8bbb300ba1545ec5f39bc29c6293244bdf620157e80952c73b
SHA3-384 hash: b0cc6fab5f293fff59f5e20f0845a47e738abd8c9b6a98db5d3864534789356255cc08e2b9548030e53f6f08f0286fa0
SHA1 hash: 121a0c0a8419a6f3b05e123291c1e73d3a620661
MD5 hash: 6ccd19409f8eaaa0f70982a9c7db8f05
humanhash: gee-butter-mars-lithium
File name:6ccd19409f8eaaa0f70982a9c7db8f05.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'611'776 bytes
First seen:2022-03-03 09:39:20 UTC
Last seen:2022-03-23 04:48:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 112 x njrat, 79 x RedLineStealer)
ssdeep 49152:htKGB2L5v30I2tSMQxZY4c1MSstTjz9NrF:TbEhEIZFJGMSs9NNr
TLSH T1FD7533FBD7598DD0D9C7A831B8A04F723C6FC075B78A87A350C856D90548A6B1F33A29
Reporter abuse_ch
Tags:DCRat exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
211
Origin country :
n/a
Vendor Threat Intelligence
Detection:
EnigmaStub
Create hunting rule
Link:
https://www.capesandbox.com/analysis/246895/
Detection(s):
PUA.Win.Packer.EnigmaProtector-9852682-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Windows subdirectories
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Creating a file
Sending a UDP request
Creating a process from a recently created file
DNS request
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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/7e428b83-2780-4d4d-a9e5-7eb9ac0dce11
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/950194
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates processes via WMI
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Hides threads from debuggers
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
PE file has nameless sections
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: File Created with System Process Name
Sigma detected: Suspicious Program Location with Network Connections
Tries to evade analysis by execution special instruction which cause usermode exception
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: 582675 Sample: fx697PN9Vl.exe Startdate: 03/03/2022 Architecture: WINDOWS Score: 100 32 diazepam-kaufen.com 2->32 40 Antivirus detection for dropped file 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for dropped file 2->44 46 11 other signatures 2->46 8 fx697PN9Vl.exe 9 23 2->8         started        12 WmiPrvSE.exe 16 2 2->12         started        15 fontdrvhost.exe 3 2->15         started        17 7 other processes 2->17 signatures3 process4 dnsIp5 24 C:\Windows\SysWOW64\tree\ctfmon.exe, PE32 8->24 dropped 26 C:\Windows\SysWOW64\pcaui\smartscreen.exe, PE32 8->26 dropped 28 C:\...\Memory Compression.exe, PE32 8->28 dropped 30 8 other malicious files 8->30 dropped 50 Detected unpacking (changes PE section rights) 8->50 52 Detected unpacking (overwrites its own PE header) 8->52 54 Tries to evade analysis by execution special instruction which cause usermode exception 8->54 56 Creates processes via WMI 8->56 19 cmd.exe 1 8->19         started        34 ipinfo.io 34.117.59.81, 443, 49764 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 12->34 36 172.67.167.155, 443, 49800, 49801 CLOUDFLARENETUS United States 12->36 38 3 other IPs or domains 12->38 58 Antivirus detection for dropped file 12->58 60 Multi AV Scanner detection for dropped file 12->60 62 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 12->62 68 3 other signatures 12->68 64 Machine Learning detection for dropped file 15->64 66 Hides threads from debuggers 15->66 file6 signatures7 process8 signatures9 48 Drops executables to the windows directory (C:\Windows) and starts them 19->48 22 conhost.exe 19->22         started        process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/751093c95f43fa8bbb300ba1545ec5f39bc29c6293244bdf620157e80952c73b/
Threat name:
Win32.Packed.EnigmaProtector
Create hunting rule
Status:
Malicious
First seen:
2022-03-03 09:40:14 UTC
File Type:
PE (Exe)
AV detection:
25 of 27 (92.59%)
Threat level:
  1/5
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer persistence rat suricata
Link:
https://tria.ge/reports/220303-lm8jdscahn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
DcRat
Process spawned unexpected child process
suricata: ET MALWARE DCRAT Activity (GET)
Unpacked files
SH256 hash:
751093c95f43fa8bbb300ba1545ec5f39bc29c6293244bdf620157e80952c73b
MD5 hash:
6ccd19409f8eaaa0f70982a9c7db8f05
SHA1 hash:
121a0c0a8419a6f3b05e123291c1e73d3a620661
Link:
https://www.unpac.me/results/cb7513db-1814-47e1-9d21-13b8c7ebf662/
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/751093c95f43fa8bbb300ba1545ec5f39bc29c6293244bdf620157e80952c73b

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:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.smominru.
Rule name:XOREngine_Misc_XOR_Func
Create hunting rule
Author:smiller cc @florian @wesley idea on implementation with yara's built in XOR function
Description:Use with care, https://twitter.com/cyb3rops/status/1237042104406355968

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

DCRat

Executable exe 751093c95f43fa8bbb300ba1545ec5f39bc29c6293244bdf620157e80952c73b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2073000/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/246895/

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