Overview
overview
7Static
static
3Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...le.dll
windows11-21h2-x64
1Rail.Route...ne.dll
windows11-21h2-x64
1Rail.Route...in.dll
windows11-21h2-x64
1Rail.Route...ib.dll
windows11-21h2-x64
1Rail.Route...rd.dll
windows11-21h2-x64
1Rail.Route...io.dll
windows11-21h2-x64
1Rail.Route...ed.dll
windows11-21h2-x64
1Rail.Route...io.dll
windows11-21h2-x64
1Rail.Route...64.dll
windows11-21h2-x64
1Rail.Route...64.dll
windows11-21h2-x64
1Rail.Route...44.exe
windows11-21h2-x64
7Rail.Route...64.exe
windows11-21h2-x64
7Rail.Route...64.exe
windows11-21h2-x64
7Rail.Route...42.exe
windows11-21h2-x64
7Rail.Route...43.exe
windows11-21h2-x64
7Rail.Route...86.exe
windows11-21h2-x64
7Rail.Route...62.exe
windows11-21h2-x64
7Rail.Route...63.exe
windows11-21h2-x64
7Rail.Route...64.exe
windows11-21h2-x64
1Rail.Route...er.dll
windows11-21h2-x64
1Analysis
-
max time kernel
128s -
max time network
154s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
22/02/2024, 17:46
Static task
static1
Behavioral task
behavioral1
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.UnityTestProtocolModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral2
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.UnityWebRequestAssetBundleModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral3
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.UnityWebRequestAudioModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral4
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.UnityWebRequestModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral5
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.UnityWebRequestTextureModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral6
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.UnityWebRequestWWWModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral7
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.VFXModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral8
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.VRModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral9
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.VehiclesModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral10
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.VideoModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral11
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.VirtualTexturingModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral12
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.WindModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral13
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.XRModule.dll
Resource
win11-20240221-en
Behavioral task
behavioral14
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/UnityEngine.dll
Resource
win11-20240221-en
Behavioral task
behavioral15
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/modio.UnityPlugin.dll
Resource
win11-20240221-en
Behavioral task
behavioral16
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/mscorlib.dll
Resource
win11-20240221-en
Behavioral task
behavioral17
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Managed/netstandard.dll
Resource
win11-20240221-en
Behavioral task
behavioral18
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Plugins/x86_64/fmodstudio.dll
Resource
win11-20240221-en
Behavioral task
behavioral19
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Plugins/x86_64/lib_burst_generated.dll
Resource
win11-20240221-en
Behavioral task
behavioral20
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Plugins/x86_64/resonanceaudio.dll
Resource
win11-20240221-en
Behavioral task
behavioral21
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Plugins/x86_64/steam_api64.dll
Resource
win11-20240221-en
Behavioral task
behavioral22
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Rail Route_Data/Plugins/x86_64/steam_api64.dll
Resource
win11-20240221-en
Behavioral task
behavioral23
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vc_redist.x644.exe
Resource
win11-20240221-en
Behavioral task
behavioral24
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vc_redist.x864.exe
Resource
win11-20240221-en
Behavioral task
behavioral25
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x64.exe
Resource
win11-20240221-en
Behavioral task
behavioral26
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x642.exe
Resource
win11-20240221-en
Behavioral task
behavioral27
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x643.exe
Resource
win11-20240221-en
Behavioral task
behavioral28
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x86.exe
Resource
win11-20240221-en
Behavioral task
behavioral29
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x862.exe
Resource
win11-20240221-en
Behavioral task
behavioral30
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x863.exe
Resource
win11-20240221-en
Behavioral task
behavioral31
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/UnityCrashHandler64.exe
Resource
win11-20240221-en
Behavioral task
behavioral32
Sample
Rail.Route.v1.19.3/Rail.Route.v1.19.3/UnityPlayer.dll
Resource
win11-20240221-en
General
-
Target
Rail.Route.v1.19.3/Rail.Route.v1.19.3/Redist/vcredist_x863.exe
-
Size
6.3MB
-
MD5
253773272d79cb515424e78547423948
-
SHA1
6ec62445733107785ff6f4cac25bc3fee9e7bcd1
-
SHA256
fd8f23c2ed640f7a4b18e55b10ef415febd83cbb8d58338ab71bee693f7e8d84
-
SHA512
b1c93b1f7c6641f74279a746d3db2d9a6c25786ead56574fd42046c1f4134fddd84b55455158468a31a167d6a9ce07431ef4d6b07af2ac097e6ed9335594e58a
-
SSDEEP
196608:ArKjLs+UIkzHlAv4X6zQRgiwHLD2LQIXG:UKjaxFFP1iLD2LnW
Malware Config
Signatures
-
Loads dropped DLL 1 IoCs
pid Process 3392 vcredist_x863.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\{f0080ca2-80ae-4958-b6eb-e8fa916d744a} = "\"C:\\ProgramData\\Package Cache\\{f0080ca2-80ae-4958-b6eb-e8fa916d744a}\\vcredist_x86.exe\" /burn.log.append \"C:\\Users\\Admin\\AppData\\Local\\Temp\\dd_vcredist_x86_20240222175322.log\" ignored /burn.runonce" vcredist_x863.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters vssvc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe -
Modifies registry class 11 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\Installer\Dependencies\{f0080ca2-80ae-4958-b6eb-e8fa916d744a} vcredist_x863.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Dependencies\{f0080ca2-80ae-4958-b6eb-e8fa916d744a}\Version = "11.0.61030.0" vcredist_x863.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Dependencies\{f0080ca2-80ae-4958-b6eb-e8fa916d744a}\DisplayName = "Microsoft Visual C++ 2012 Redistributable (x86) - 11.0.61030" vcredist_x863.exe Key created \REGISTRY\MACHINE\Software\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeMinimum_x86,v11 vcredist_x863.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeAdditional_x86,v11\Dependents\{f0080ca2-80ae-4958-b6eb-e8fa916d744a} vcredist_x863.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeAdditionalVSU_x86,v11\Dependents\{f0080ca2-80ae-4958-b6eb-e8fa916d744a} vcredist_x863.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeMinimum_x86,v11\Dependents\{f0080ca2-80ae-4958-b6eb-e8fa916d744a} vcredist_x863.exe Key created \REGISTRY\MACHINE\Software\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeMinimumVSU_x86,v11 vcredist_x863.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeMinimumVSU_x86,v11\Dependents\{f0080ca2-80ae-4958-b6eb-e8fa916d744a} vcredist_x863.exe Key created \REGISTRY\MACHINE\Software\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeAdditional_x86,v11 vcredist_x863.exe Key created \REGISTRY\MACHINE\Software\Classes\Installer\Dependencies\Microsoft.VS.VC_RuntimeAdditionalVSU_x86,v11 vcredist_x863.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeBackupPrivilege 5104 vssvc.exe Token: SeRestorePrivilege 5104 vssvc.exe Token: SeAuditPrivilege 5104 vssvc.exe Token: SeBackupPrivilege 2816 srtasks.exe Token: SeRestorePrivilege 2816 srtasks.exe Token: SeSecurityPrivilege 2816 srtasks.exe Token: SeTakeOwnershipPrivilege 2816 srtasks.exe Token: SeBackupPrivilege 2816 srtasks.exe Token: SeRestorePrivilege 2816 srtasks.exe Token: SeSecurityPrivilege 2816 srtasks.exe Token: SeTakeOwnershipPrivilege 2816 srtasks.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3392 vcredist_x863.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4860 wrote to memory of 3392 4860 vcredist_x863.exe 80 PID 4860 wrote to memory of 3392 4860 vcredist_x863.exe 80 PID 4860 wrote to memory of 3392 4860 vcredist_x863.exe 80 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\Rail.Route.v1.19.3\Rail.Route.v1.19.3\Redist\vcredist_x863.exe"C:\Users\Admin\AppData\Local\Temp\Rail.Route.v1.19.3\Rail.Route.v1.19.3\Redist\vcredist_x863.exe"1⤵
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Users\Admin\AppData\Local\Temp\Rail.Route.v1.19.3\Rail.Route.v1.19.3\Redist\vcredist_x863.exe"C:\Users\Admin\AppData\Local\Temp\Rail.Route.v1.19.3\Rail.Route.v1.19.3\Redist\vcredist_x863.exe" -burn.unelevated BurnPipe.{0F94A828-BB17-45DF-B61E-3849811214BB} {84CB7078-A420-41F0-BC55-8F105E0CF7EB} 48602⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
PID:3392
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:5104
-
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:21⤵
- Suspicious use of AdjustPrivilegeToken
PID:2816
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
1KB
MD5d6bd210f227442b3362493d046cea233
SHA1ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
SHA256335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
SHA512464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
-
Filesize
126KB
MD5d7bf29763354eda154aad637017b5483
SHA1dfa7d296bfeecde738ef4708aaabfebec6bc1e48
SHA2567f5f8fcfd84132579f07e395e65b44e1b031fe01a299bce0e3dd590131c5cb93
SHA5121c76175732fe68b9b12cb46077daa21e086041adbd65401717a9a1b5f3c516e03c35a90897c22c7281647d6af4a1a5ffb3fbd5706ea376d8f6e574d27396019c
-
Filesize
447KB
MD5365aa5472c3470a4d4ab6b27de058ab4
SHA1e3df8255bdd934f797a947e231a804671270619d
SHA256a246bf7ff8f4fcae4131415df2e35ae960cb6bfd7ff047c07dabcd3811974c88
SHA512c42e763982bc5dbdd5f8813e1c24d2f97d067978a22341f7c4c9cbf36e09432c9905e2bc74e8829f838340cca5a7ee5b36a9729b85f222b63b2f57389a785cc4