Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
06/12/2024, 01:04
General
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Target
394b08793f9fe3eb5fb28a5897ab9378eb8148139fd91644cc3f33c03f874919.exe
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Size
1.1MB
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MD5
54347e3ae6be9d69ed6e88015e8a2db6
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SHA1
dc582adf052059014ec7fdf151ad191fa85175ed
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SHA256
394b08793f9fe3eb5fb28a5897ab9378eb8148139fd91644cc3f33c03f874919
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SHA512
3210978088b571bd9fe1d14f1a4b483af28436b5730850fcad4e171616cf52b0a40ac210cf0cc565e17788fa83f2d5bb0fc1ae38ee721e80a1ccfa871a26458c
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SSDEEP
24576:/Wnsll7mfUe+VnaFCnIR7XSA3Kd4Mp+xnFl3U:fvhe+naFCnIR7XSA6qM6H
Malware Config
Signatures
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Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
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Orcus family
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Orcus main payload 1 IoCs
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Looks for VirtualBox Guest Additions in registry 2 TTPs 3 IoCs
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Orcurs Rat Executable 2 IoCs
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Looks for VMWare Tools registry key 2 TTPs 3 IoCs
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Checks BIOS information in registry 2 TTPs 6 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 4 IoCs
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Maps connected drives based on registry 3 TTPs 6 IoCs
Disk information is often read in order to detect sandboxing environments.
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Drops file in Program Files directory 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of SendNotifyMessage 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\394b08793f9fe3eb5fb28a5897ab9378eb8148139fd91644cc3f33c03f874919.exe"C:\Users\Admin\AppData\Local\Temp\394b08793f9fe3eb5fb28a5897ab9378eb8148139fd91644cc3f33c03f874919.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\windows\System Runner.exe"C:\Program Files (x86)\windows\System Runner.exe"2⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\System Interrupt Data.exe"C:\Users\Admin\AppData\Roaming\System Interrupt Data.exe" /launchSelfAndExit "C:\Program Files (x86)\windows\System Runner.exe" 2980 /protectFile3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\System Interrupt Data.exe"C:\Users\Admin\AppData\Roaming\System Interrupt Data.exe" /watchProcess "C:\Program Files (x86)\windows\System Runner.exe" 2980 "/protectFile"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\windows\System Runner.exe"C:\Program Files (x86)\windows\System Runner.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Executes dropped EXE
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.1MB
MD554347e3ae6be9d69ed6e88015e8a2db6
SHA1dc582adf052059014ec7fdf151ad191fa85175ed
SHA256394b08793f9fe3eb5fb28a5897ab9378eb8148139fd91644cc3f33c03f874919
SHA5123210978088b571bd9fe1d14f1a4b483af28436b5730850fcad4e171616cf52b0a40ac210cf0cc565e17788fa83f2d5bb0fc1ae38ee721e80a1ccfa871a26458c
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Filesize
357B
MD5a2b76cea3a59fa9af5ea21ff68139c98
SHA135d76475e6a54c168f536e30206578babff58274
SHA256f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839
SHA512b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad
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Filesize
425B
MD54eaca4566b22b01cd3bc115b9b0b2196
SHA1e743e0792c19f71740416e7b3c061d9f1336bf94
SHA25634ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb
SHA512bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1
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Filesize
9KB
MD5913967b216326e36a08010fb70f9dba3
SHA17b6f8c2eb5b443e03c212b85c2f0edb9c76ad2bf
SHA2568d880758549220154d2ff4ee578f2b49527c5fb76a07d55237b61e30bcc09e3a
SHA512c6fcb98d9fd509e9834fc3fba143bd36d41869cc104fbce5354951f0a6756156e34a30796baaa130dd45de3ed96e039ec14716716f6da4569915c7ef2d2b6c33
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Filesize
32KB
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Filesize
72KB
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Filesize
368KB
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Filesize
584KB
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Filesize
56KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
4KB
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Filesize
5.6MB
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Filesize
7.7MB
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Filesize
1.2MB
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Filesize
7.7MB
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Filesize
96KB
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Filesize
64KB
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Filesize
40KB
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Filesize
96KB
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Filesize
312KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB