MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b. 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 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b
SHA3-384 hash: 1e11d207984d6f461024512c3bf959a3894805e30a77e82383a7f66f32f0199d1ff2885e49b6e20aea2ab535ce3ecf93
SHA1 hash: ac8f5bf70a2043afa0cc753efca759bb4835415a
MD5 hash: ffc7873930c72a5ea0107f4d5de5945b
humanhash: undress-nuts-carpet-quebec
File name:OmNom.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'326'592 bytes
First seen:2025-04-17 00:00:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:++p1WbXkuEEaXMtEb4Rg68EiwKI5wzuuGhP/Sknk7HtcJEdqm2sJtPDjM5KOLXoL:+mtuaMtS+8g19qNZ6cEKHG50Tw6t
Threatray 202 similar samples on MalwareBazaar
TLSH T12055B42439EB402AF173EFB55AE0749ACA6EF6B33707999E205103874713B81DDD163A
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter aachum
Tags:DCRat exe


Avatar
iamaachum
https://github.com/rpedro1/niha/raw/refs/heads/main/OmNom.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
443
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://github.com/rpedro1/niha/
Verdict:
No threats detected
Analysis date:
2025-04-14 13:39:46 UTC
Tags:
github
Link:
https://app.any.run/tasks/0dd42c0d-23f0-4796-90f8-1a4b95102a38

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/2552/
Detection(s):
Win.Packed.Uztuby-10015799-0
Create hunting rule

Win.Packed.Uztuby-10017372-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=680049512203b3e10ccfebd9
Tags:
autorun virus sage 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 %temp% directory
Running batch commands
Creating a process with a hidden window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding an exclusion to Microsoft Defender
Enabling autorun
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm cmd lolbin obfuscated reconnaissance
Link:
https://www.filescan.io/uploads/680044c2e9c1e257979b645c/reports/596087a3-1a0b-4d9b-a617-33b8417a8895/overview
Verdict:
Malicious
Labled as:
Trojan.MSIL.Basic.8
Link:
https://www.hybrid-analysis.com/sample/bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b
Malware family:
Dark Crystal RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/84b2f261-acfe-4216-9cab-38b33389b887
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1666853
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Creates an undocumented autostart registry key
Creates processes via WMI
Found malware configuration
Infects executable files (exe, dll, sys, html)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1666853 Sample: OmNom.exe Startdate: 17/04/2025 Architecture: WINDOWS Score: 100 76 Suricata IDS alerts for network traffic 2->76 78 Found malware configuration 2->78 80 Antivirus / Scanner detection for submitted sample 2->80 82 10 other signatures 2->82 7 OmNom.exe 6 24 2->7         started        11 staticfile.exe 2->11         started        14 svchost.exe 2->14         started        16 5 other processes 2->16 process3 dnsIp4 56 C:\Users\user\Desktop\yVlNNcaz.log, PE32 7->56 dropped 58 C:\Users\user\Desktop\xhhFcOeB.log, PE32 7->58 dropped 60 C:\Users\user\Desktop\wLPMNJvy.log, PE32 7->60 dropped 68 10 other malicious files 7->68 dropped 88 Creates an undocumented autostart registry key 7->88 90 Adds a directory exclusion to Windows Defender 7->90 92 Creates processes via WMI 7->92 18 csc.exe 7->18         started        22 powershell.exe 23 7->22         started        24 powershell.exe 24 7->24         started        32 11 other processes 7->32 72 89.111.153.139, 49722, 49723, 49724 RU-CENTERRU Russian Federation 11->72 62 C:\Users\user\Desktop\rrOppHRB.log, PE32 11->62 dropped 64 C:\Users\user\Desktop\foBYVaNW.log, PE32 11->64 dropped 66 C:\Users\user\Desktop\fTAzEfXH.log, PE32 11->66 dropped 70 6 other malicious files 11->70 dropped 94 Multi AV Scanner detection for dropped file 11->94 96 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 11->96 98 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 11->98 100 Tries to harvest and steal browser information (history, passwords, etc) 11->100 26 powershell.exe 11->26         started        28 powershell.exe 11->28         started        30 powershell.exe 11->30         started        34 9 other processes 11->34 74 127.0.0.1 unknown unknown 14->74 file5 signatures6 process7 file8 54 C:\Windows\...\SecurityHealthSystray.exe, PE32 18->54 dropped 84 Infects executable files (exe, dll, sys, html) 18->84 48 2 other processes 18->48 86 Loading BitLocker PowerShell Module 22->86 36 conhost.exe 22->36         started        38 conhost.exe 24->38         started        40 conhost.exe 26->40         started        42 conhost.exe 28->42         started        44 conhost.exe 30->44         started        46 conhost.exe 32->46         started        50 13 other processes 32->50 52 9 other processes 34->52 signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b/
Threat name:
ByteCode-MSIL.Backdoor.DCRat
Create hunting rule
Status:
Malicious
First seen:
2025-04-14 15:50:06 UTC
File Type:
PE (.Net Exe)
AV detection:
31 of 36 (86.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xr7sq7swtttf6p2oarax5ipmu7vljgo5kgybptudz4exj6jccrfq._file
Verdict:
malicious
Label(s):
dcrat
Create hunting rule
Similar samples:
1c71494fca4412bb820ea883b69637a6b92026d65358e0c044eb4dd8572872a6
DCRat
2598022c6608f58f6a9ada52db902aa98e4389d92f7d74390966d2a52b82f7f4
DCRat
b87707b4ec5d92bfb2e13e04201fe95df291612511a4023001d0ec7fcbf88cb3
DCRat
error
DCRat
fcfb73997e95a7b8dfd22e302a1b18f8c7075a127bf33f7c9d8bc203984bcdf6
DCRat
+ 192 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat discovery execution infostealer persistence rat
Link:
https://tria.ge/reports/250417-aaxqks1px2/
Behaviour
Modifies registry class
Runs ping.exe
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
System Network Configuration Discovery: Internet Connection Discovery
Drops file in Program Files directory
Drops file in System32 directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
DCRat payload
DcRat
Dcrat family
Modifies WinLogon for persistence
Process spawned unexpected child process
Verdict:
Malicious
Tags:
rat dcrat Win.Packed.Uztuby-10015799-0
YARA:
MAL_EXE_DCRat_Jul_08_2
Link:
https://app.threat.zone/submission/178d1bc4-0e9f-4cca-ac72-971cc6a84283
Unpacked files
SH256 hash:
bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b
MD5 hash:
ffc7873930c72a5ea0107f4d5de5945b
SHA1 hash:
ac8f5bf70a2043afa0cc753efca759bb4835415a
Link:
https://www.unpac.me/results/0019895c-99bc-48d4-b613-6ee0710e21bd/
SH256 hash:
b4eebf70f17187af2fc515ca2646376797ed2fa275ebe70e1c1156d3d31f332e
MD5 hash:
e5d3024220eae34ebce363e25d9cfd64
SHA1 hash:
0296e44aec533f51499cd53609828278e886dc05
Link:
https://www.unpac.me/results/0019895c-99bc-48d4-b613-6ee0710e21bd/
SH256 hash:
2b93377ea087225820a9f8e4f331005a0c600d557242366f06e0c1eae003d669
MD5 hash:
d8bf2a0481c0a17a634d066a711c12e9
SHA1 hash:
7cc01a58831ed109f85b64fe4920278cedf3e38d
Link:
https://www.unpac.me/results/0019895c-99bc-48d4-b613-6ee0710e21bd/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DCRat
Create hunting rule
Author:Nikolaos 'n0t' Totosis
Description:DCRat Payload
Rule name:INDICATOR_SUSPICIOUS_EXE_Embedded_Gzip_B64Encoded_File
Create hunting rule
Author:ditekSHen
Description:Detects executables containing bas64 encoded gzip files
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RSharedStrings
Create hunting rule
Author:Katie Kleemola
Description:identifiers for remote and gmremote
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.

Web download

DCRat

Executable exe bc7f287e569ce65f3f4e04417ea1eca7eab499dd51b017ce83cf0974f922144b

(this sample)

  
Link
https://tria.ge/250416-3yfq7a1pv4/behavioral1
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/2552/

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

Comments