MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 6aeb38924cfb82f2dc74c5666280b1e46a0d338f32ee9055dd380ec1457e35f2. 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
OrcusRAT
Vendor detections: 18
| SHA256 hash: | 6aeb38924cfb82f2dc74c5666280b1e46a0d338f32ee9055dd380ec1457e35f2 |
|---|---|
| SHA3-384 hash: | 3f27e5161d0ac40588a1bc333563368eea122458423c4172c2e2000dfc3636456bb4cd00495347e6adc34b597221d6d2 |
| SHA1 hash: | 8dcdb228ace561f6e8510a8af22f95d36c60f763 |
| MD5 hash: | fbb0cf89607c75606bfbda59e1c5dcdc |
| humanhash: | vermont-romeo-seven-summer |
| File name: | FBB0CF89607C75606BFBDA59E1C5DCDC.exe |
| Download: | download sample |
| Signature | OrcusRAT |
| File size: | 985'088 bytes |
| First seen: | 2025-05-01 07:01:07 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 24576:mX3l4MROxnFD35w8XlrrcI0AilFEvxHP2ood:mSMiJTrrcI0AilFEvxHP |
| Threatray | 252 similar samples on MalwareBazaar |
| TLSH | T13025BF503FFCBD06C1BE3279B6732ACC1BF5EC0A9442FA0A4859A19D1C9B781B95135B |
| TrID | 58.8% (.RLL) Microsoft Resource Library (x86) (177572/6/26) 24.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 5.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 3.4% (.EXE) Win64 Executable (generic) (10522/11/4) 2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) |
| Magika | pebin |
| dhash icon | 00414f4f4f4f4700 (14 x CoinMiner, 12 x RedLineStealer, 12 x NodeLoader) |
| Reporter |  abuse_ch |
| Tags: | exe OrcusRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 151.227.44.57:5810 | https://threatfox.abuse.ch/ioc/1445730/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
331
Origin country :
NLVendor Threat Intelligence
Malware family:
orcus
ID:
1
File name:
FBB0CF89607C75606BFBDA59E1C5DCDC.exe
Verdict:
Malicious activity
Analysis date:
2025-05-01 07:52:17 UTC
Tags:
rat orcus
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
OrcusRAT
Verdict:
Malicious
Score:
99.9%
Tags:
dropper orcus word sage
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a service
Creating a file
Launching a service
Searching for synchronization primitives
Creating a file in the Program Files subdirectories
Setting a keyboard event handler
Connection attempt
Creating a window
Creating a file in the %AppData% directory
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Enabling autorun for a service
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
agenttesla anti-debug anti-vm backdoor backnet cmd evasive explorer fingerprint infostealer keylogger lolbin obfuscated orcusrat packed rat reconnaissance regedit remote rundll32 stealer stealer vbnet
Verdict:
Malicious
Labled as:
MSIL.PasswordStealerA.Generic
Malware family:
Orcus RAT
Verdict:
Malicious
Result
Threat name:
Orcus
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to disable the Task Manager (.Net Source)
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Reads the Security eventlog
Reads the System eventlog
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Yara detected Costura Assembly Loader
Yara detected Orcus RAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
orcusrat
Threat name:
ByteCode-MSIL.Trojan.Sorcurat
Status:
Malicious
First seen:
2025-04-28 03:15:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
34
AV detection:
24 of 24 (100.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
orcusrat
Similar samples:
+ 242 additional samples on MalwareBazaar
Result
Malware family:
orcus
Score:
10/10
Tags:
family:orcus discovery rat spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in System32 directory
Checks computer location settings
Executes dropped EXE
Orcurs Rat Executable
Orcus
Orcus family
Orcus main payload
Malware Config
C2 Extraction:
ext.fskartd.xyz:5810
Verdict:
Malicious
Tags:
rat orcus_rat stealer agent_tesla backnet backnet Win.Packed.Passwordstealera-9752380-0
YARA:
win_orcus_rat_simple_strings_dec_2023 Agenttesla_type2 JPCERTCC_Agenttesla_Type2
Unpacked files
SH256 hash:
6aeb38924cfb82f2dc74c5666280b1e46a0d338f32ee9055dd380ec1457e35f2
MD5 hash:
fbb0cf89607c75606bfbda59e1c5dcdc
SHA1 hash:
8dcdb228ace561f6e8510a8af22f95d36c60f763
Detections:
win_orcus_rat_a0
OrcusRAT
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: | Agenttesla_type2 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Agenttesla in memory |
| Reference: | internal research |
| Rule name: | ByteCode_MSIL_Backdoor_OrcusRAT |
|---|---|
| Author: | ReversingLabs |
| Description: | Yara rule that detects OrcusRAT backdoor. |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Detect_PowerShell_Obfuscation |
|---|---|
| Author: | daniyyell |
| Description: | Detects obfuscated PowerShell commands commonly used in malicious scripts. |
| Rule name: | INDICATOR_EXE_Packed_Fody |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables manipulated with Fody |
| Rule name: | INDICATOR_SUSPICIOUS_GENInfoStealer |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables containing common artifacts observed in infostealers |
| Rule name: | Lumma_Stealer_Detection |
|---|---|
| Author: | ashizZz |
| Description: | Detects a specific Lumma Stealer malware sample using unique strings and behaviors |
| Reference: | https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/ |
| Rule name: | malware_Agenttesla_type2 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Agenttesla in memory |
| Reference: | internal research |
| Rule name: | MAL_BackNet_Nov18_1 |
|---|---|
| Author: | Florian Roth (Nextron Systems) |
| Description: | Detects BackNet samples |
| Reference: | https://github.com/valsov/BackNet |
| Rule name: | MAL_BackNet_Nov18_1_RID2D6D |
|---|---|
| Author: | Florian Roth |
| Description: | Detects BackNet samples |
| Reference: | https://github.com/valsov/BackNet |
| Rule name: | Multifamily_RAT_Detection |
|---|---|
| Author: | Lucas Acha (http://www.lukeacha.com) |
| Description: | Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | RAT_win_Orcus |
|---|---|
| Author: | KrknSec |
| Description: | Detects Orcus RAT |
| Reference: | https://malpedia.caad.fkie.fraunhofer.de/details/win.orcus_rat |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | win_orcus_rat_simple_strings_dec_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Strings observed in Orcus RAT |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
| CHECK_TRUST_INFO | Requires Elevated Execution (level:requireAdministrator) | high |
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