| File name: | GoldBerg.exe |
| Full analysis: | https://app.any.run/tasks/46b80697-a4ea-4e7c-8bd5-b869f24ff297 |
| Verdict: | Malicious activity |
| Threats: | Orcus is a modular Remote Access Trojan with some unusual functions. This RAT enables attackers to create plugins using a custom development library and offers a robust core feature set that makes it one of the most dangerous malicious programs in its class. |
| Analysis date: | March 06, 2025, 21:31:30 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | D228F5839A24E1EE67DA51C47532FFE2 |
| SHA1: | F2541128BF6E52D2114C5FB0AD76EF410D4C4D35 |
| SHA256: | 6F4F49265CBD9620F49882F608E1A292CC4F601A2523A8E4B38C786F9FF50B0E |
| SSDEEP: | 24576:LtQ3d3P51k22nQE7Wj6wogps/+LLjh0xKUUUrKOYJyrrcI0AilFEvxHPaC:pKd3P51k22nQE7Wj6wogps/+L/h0WOYQ |
MALICIOUS
Orcus is detected
- GoldBerg.exe (PID: 5640)
- SteamUpdate.exe (PID: 5380)
- SteamUpdate.exe (PID: 2108)
ORCUS has been detected (YARA)
- SteamUpdate.exe (PID: 5380)
SUSPICIOUS
Reads security settings of Internet Explorer
- GoldBerg.exe (PID: 5640)
Executable content was dropped or overwritten
- GoldBerg.exe (PID: 5640)
Starts itself from another location
- GoldBerg.exe (PID: 5640)
The process executes via Task Scheduler
- SteamUpdate.exe (PID: 2108)
Connects to unusual port
- SteamUpdate.exe (PID: 5380)
There is functionality for taking screenshot (YARA)
- SteamUpdate.exe (PID: 5380)
INFO
Reads the machine GUID from the registry
- GoldBerg.exe (PID: 5640)
- SteamUpdate.exe (PID: 5380)
- SteamUpdate.exe (PID: 2108)
Creates files or folders in the user directory
- GoldBerg.exe (PID: 5640)
Checks supported languages
- GoldBerg.exe (PID: 5640)
- SteamUpdate.exe (PID: 5380)
- SteamUpdate.exe (PID: 2108)
Reads the computer name
- GoldBerg.exe (PID: 5640)
- SteamUpdate.exe (PID: 5380)
- SteamUpdate.exe (PID: 2108)
Process checks computer location settings
- GoldBerg.exe (PID: 5640)
Failed to create an executable file in Windows directory
- GoldBerg.exe (PID: 5640)
- SteamUpdate.exe (PID: 5380)
Checks proxy server information
- slui.exe (PID: 3096)
Reads the software policy settings
- slui.exe (PID: 3096)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Orcus
(PID) Process(5380) SteamUpdate.exe
C2 (2)2vh3dz.casacam.net:11098
173.249.217.7:11098
Keys
AESe4276a673a9efeb5aad009393d8aa20fa5081e18adcc27690e7aa2e60ac8f46e
Salt
Options
AutostartBuilderProperty
AutostartMethodRegistry
TaskSchedulerTaskNameGoldBerg
TaskHighestPrivilegestrue
RegistryHiddenStarttrue
RegistryKeyNameGoldBerg
TryAllAutostartMethodsOnFailtrue
ChangeAssemblyInformationBuilderProperty
ChangeAssemblyInformationfalse
AssemblyTitlenull
AssemblyDescriptionnull
AssemblyCompanyNamenull
AssemblyProductNamenull
AssemblyCopyrightnull
AssemblyTrademarksnull
AssemblyProductVersion1.0.0.0
AssemblyFileVersion1.0.0.0
ChangeCreationDateBuilderProperty
IsEnabledfalse
NewCreationDate2025-03-05T18:57:35
ChangeIconBuilderProperty
ChangeIconfalse
IconPathnull
ClientTagBuilderProperty
ClientTagnull
DataFolderBuilderProperty
Path%appdata%\Goldberg
DefaultPrivilegesBuilderProperty
RequireAdministratorRightsfalse
DisableInstallationPromptBuilderProperty
IsDisabledtrue
FrameworkVersionBuilderProperty
FrameworkVersionNET45
HideFileBuilderProperty
HideFiletrue
InstallationLocationBuilderProperty
Path%appdata%\Goldberg\SteamUpdate.exe
InstallBuilderProperty
Installtrue
KeyloggerBuilderProperty
IsEnabledfalse
MutexBuilderProperty
Mutex0585dcb2fbbb415ab4e3190161513d11
ProxyBuilderProperty
ProxyOptionNone
ProxyAddressnull
ProxyPort1080
ProxyType2
ReconnectDelayProperty
Delay10000
RequireAdministratorPrivilegesInstallerBuilderProperty
RequireAdministratorPrivilegesfalse
RespawnTaskBuilderProperty
IsEnabledtrue
TaskNameGoldberg Respawner
ServiceBuilderProperty
Installtrue
SetRunProgramAsAdminFlagBuilderProperty
SetFlagfalse
WatchdogBuilderProperty
IsEnabledfalse
NameOrcusWatchdog.exe
WatchdogLocationAppData
PreventFileDeletionfalse
Plugins
PluginNameDisable Webcam Lights
PluginVersion1.0
ResourceName2b3231f01b6f4e068958bd9bc92f5f3c
ResourceTypeClientPlugin
Guide6ee5674-bb94-46c7-8bbc-5729af6e2c28
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:03:06 21:23:03+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 932864 |
| InitializedDataSize: | 4608 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xe5b4e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Orcus.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Orcus.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
125
Monitored processes
5
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2108 | "C:\Users\admin\AppData\Roaming\Goldberg\SteamUpdate.exe" | C:\Users\admin\AppData\Roaming\Goldberg\SteamUpdate.exe | svchost.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 2196 | C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache | C:\Windows\System32\svchost.exe | services.exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Host Process for Windows Services Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 3096 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5380 | "C:\Users\admin\AppData\Roaming\Goldberg\SteamUpdate.exe" | C:\Users\admin\AppData\Roaming\Goldberg\SteamUpdate.exe | GoldBerg.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Version: 1.0.0.0 Modules
Orcus(PID) Process(5380) SteamUpdate.exe C2 (2)2vh3dz.casacam.net:11098 173.249.217.7:11098 Keys AESe4276a673a9efeb5aad009393d8aa20fa5081e18adcc27690e7aa2e60ac8f46e Salt Options AutostartBuilderProperty AutostartMethodRegistry TaskSchedulerTaskNameGoldBerg TaskHighestPrivilegestrue RegistryHiddenStarttrue RegistryKeyNameGoldBerg TryAllAutostartMethodsOnFailtrue ChangeAssemblyInformationBuilderProperty ChangeAssemblyInformationfalse AssemblyTitlenull AssemblyDescriptionnull AssemblyCompanyNamenull AssemblyProductNamenull AssemblyCopyrightnull AssemblyTrademarksnull AssemblyProductVersion1.0.0.0 AssemblyFileVersion1.0.0.0 ChangeCreationDateBuilderProperty IsEnabledfalse NewCreationDate2025-03-05T18:57:35 ChangeIconBuilderProperty ChangeIconfalse IconPathnull ClientTagBuilderProperty ClientTagnull DataFolderBuilderProperty Path%appdata%\Goldberg DefaultPrivilegesBuilderProperty RequireAdministratorRightsfalse DisableInstallationPromptBuilderProperty IsDisabledtrue FrameworkVersionBuilderProperty FrameworkVersionNET45 HideFileBuilderProperty HideFiletrue InstallationLocationBuilderProperty Path%appdata%\Goldberg\SteamUpdate.exe InstallBuilderProperty Installtrue KeyloggerBuilderProperty IsEnabledfalse MutexBuilderProperty Mutex0585dcb2fbbb415ab4e3190161513d11 ProxyBuilderProperty ProxyOptionNone ProxyAddressnull ProxyPort1080 ProxyType2 ReconnectDelayProperty Delay10000 RequireAdministratorPrivilegesInstallerBuilderProperty RequireAdministratorPrivilegesfalse RespawnTaskBuilderProperty IsEnabledtrue TaskNameGoldberg Respawner ServiceBuilderProperty Installtrue SetRunProgramAsAdminFlagBuilderProperty SetFlagfalse WatchdogBuilderProperty IsEnabledfalse NameOrcusWatchdog.exe WatchdogLocationAppData PreventFileDeletionfalse Plugins PluginNameDisable Webcam Lights PluginVersion1.0 ResourceName2b3231f01b6f4e068958bd9bc92f5f3c ResourceTypeClientPlugin Guide6ee5674-bb94-46c7-8bbc-5729af6e2c28 | |||||||||||||||
| 5640 | "C:\Users\admin\Desktop\GoldBerg.exe" | C:\Users\admin\Desktop\GoldBerg.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
Total events
4 379
Read events
4 378
Write events
1
Delete events
0
Modification events
| (PID) Process: | (5640) GoldBerg.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer |
| Operation: | write | Name: | SlowContextMenuEntries |
Value: 6024B221EA3A6910A2DC08002B30309D0A010000BD0E0C47735D584D9CEDE91E22E23282770100000114020000000000C0000000000000468D0000006078A409B011A54DAFA526D86198A780390100009AD298B2EDA6DE11BA8CA68E55D895936E000000 | |||
Executable files
1
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 5640 | GoldBerg.exe | C:\Users\admin\AppData\Roaming\Goldberg\SteamUpdate.exe | executable | |
MD5:D228F5839A24E1EE67DA51C47532FFE2 | SHA256:6F4F49265CBD9620F49882F608E1A292CC4F601A2523A8E4B38C786F9FF50B0E | |||
| 5640 | GoldBerg.exe | C:\Users\admin\AppData\Roaming\Goldberg\SteamUpdate.exe.config | xml | |
MD5:A2B76CEA3A59FA9AF5EA21FF68139C98 | SHA256:F99EF5BF79A7C43701877F0BB0B890591885BB0A3D605762647CC8FFBF10C839 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
20
DNS requests
6
Threats
2
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | POST | 500 | 52.161.91.37:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | US | xml | 512 b | whitelisted |
— | — | POST | 500 | 52.161.91.37:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | US | xml | 512 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 192.168.100.255:138 | — | — | — | whitelisted |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2104 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5380 | SteamUpdate.exe | 173.249.217.7:11098 | 2vh3dz.casacam.net | TZULO | US | unknown |
4008 | slui.exe | 40.91.76.224:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
3096 | slui.exe | 40.91.76.224:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
2vh3dz.casacam.net |
| unknown |
activation-v2.sls.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2196 | svchost.exe | Potentially Bad Traffic | ET DYN_DNS DYNAMIC_DNS Query to a *.casacam .net Domain |
— | — | Potentially Bad Traffic | ET DYN_DNS DYNAMIC_DNS Query to a *.casacam .net Domain |