loaderbot | hxxps://fex[.]net/s/b0nolal

Analysis

max time kernel
158s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
16-02-2022 13:15

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General

Target

https://fex.net/s/b0nolal

Score

10^/10

loaderbot loader miner persistence

Malware Config

Signatures

LoaderBot
LoaderBot is a loader written in .NET downloading and executing miners.
loader miner loaderbot

LoaderBot executable 1 IoCs

resource	yara_rule
behavioral1/memory/1036-144-0x00000000038C0000-0x0000000003CCD000-memory.dmp	loaderbot

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1036	OSIRIS_cs.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Driver.url	OSIRIS_cs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Driver = "C:\\Users\\Admin\\AppData\\Roaming\\Sysfiles\\OSIRIS_cs.exe"	OSIRIS_cs.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1036	OSIRIS_cs.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe

Modifies data under HKEY_USERS 51 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132896673848197731"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.191741"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.428028"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4008"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006618"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4104"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000_Classes\Local Settings	chrome.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2504	chrome.exe
2504	chrome.exe
3016	chrome.exe
3016	chrome.exe
4580	chrome.exe
4580	chrome.exe
4636	chrome.exe
4636	chrome.exe
2456	chrome.exe
2456	chrome.exe
1036	OSIRIS_cs.exe
1036	OSIRIS_cs.exe
1036	OSIRIS_cs.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe
Token: SeRestorePrivilege	4840	TiWorker.exe
Token: SeSecurityPrivilege	4840	TiWorker.exe
Token: SeBackupPrivilege	4840	TiWorker.exe

Suspicious use of FindShellTrayWindow 47 IoCs

pid	Process
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3568	7zFM.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe
3016	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 3640	3016	chrome.exe	58
PID 3016 wrote to memory of 3640	3016	chrome.exe	58
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 1928	3016	chrome.exe	60
PID 3016 wrote to memory of 2504	3016	chrome.exe	61
PID 3016 wrote to memory of 2504	3016	chrome.exe	61
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62
PID 3016 wrote to memory of 2996	3016	chrome.exe	62

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" https://fex.net/s/b0nolal
1⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xfc,0x100,0x104,0xdc,0x108,0x7ffb369c4f50,0x7ffb369c4f60,0x7ffb369c4f70
  2⤵
  PID:3640
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1660 /prefetch:2
  2⤵
  PID:1928
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2040 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2504
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2348 /prefetch:8
  2⤵
  PID:2996
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2952 /prefetch:1
  2⤵
  PID:2752
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2932 /prefetch:1
  2⤵
  PID:1576
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4340 /prefetch:8
  2⤵
  PID:3600
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4440 /prefetch:1
  2⤵
  PID:2960
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5308 /prefetch:1
  2⤵
  PID:4456
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5656 /prefetch:8
  2⤵
  PID:4512
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5480 /prefetch:8
  2⤵
  PID:4544
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4788 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4580
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4544 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4636
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4952 /prefetch:8
  2⤵
  PID:4680
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5752 /prefetch:8
  2⤵
  PID:4712
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5884 /prefetch:8
  2⤵
  PID:4780
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6004 /prefetch:8
  2⤵
  PID:4852
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=6124 /prefetch:8
  2⤵
  PID:4908
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4852 /prefetch:8
  2⤵
  PID:4940
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=4860 /prefetch:8
  2⤵
  PID:2216
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5656 /prefetch:8
  2⤵
  PID:3972
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5716 /prefetch:1
  2⤵
  PID:3244
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=23 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6268 /prefetch:1
  2⤵
  PID:4556
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=24 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2948 /prefetch:1
  2⤵
  PID:4724
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5368 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2456
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=5828 /prefetch:8
  2⤵
  PID:4192
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --field-trial-handle=1668,11263505867784927862,13475597570226563351,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=3108 /prefetch:8
  2⤵
  PID:4184

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1960

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2160

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:4344

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4840

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:408

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\Desktop\OSIRIS_cs.exe"
1⤵
- Suspicious use of FindShellTrayWindow
PID:3568

C:\Users\Admin\Desktop\OSIRIS_cs.exe
"C:\Users\Admin\Desktop\OSIRIS_cs.exe"
1⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1036-140-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/1036-142-0x0000000000924000-0x0000000000925000-memory.dmp

Filesize
4KB

Download
memory/1036-135-0x0000000002B00000-0x0000000002B3F000-memory.dmp

Filesize
252KB

Download
memory/1036-136-0x0000000000401000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/1036-137-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/1036-138-0x000000000091E000-0x000000000091F000-memory.dmp

Filesize
4KB

Download
memory/1036-139-0x000000000091F000-0x0000000000920000-memory.dmp

Filesize
4KB

Download
memory/1036-133-0x0000000000400000-0x000000000096F000-memory.dmp

Filesize
5.4MB

Download
memory/1036-141-0x0000000000923000-0x0000000000924000-memory.dmp

Filesize
4KB

Download
memory/1036-134-0x0000000000400000-0x000000000096F000-memory.dmp

Filesize
5.4MB

Download
memory/1036-143-0x0000000000401000-0x000000000091E000-memory.dmp

Filesize
5.1MB

Download
memory/1036-144-0x00000000038C0000-0x0000000003CCD000-memory.dmp

Filesize
4.1MB

Download
memory/1036-150-0x00000000038C1000-0x00000000038CC000-memory.dmp

Filesize
44KB

Download
memory/1036-151-0x000000007400E000-0x000000007400F000-memory.dmp

Filesize
4KB

Download
memory/1036-153-0x0000000003FB2000-0x0000000003FB3000-memory.dmp

Filesize
4KB

Download
memory/1036-154-0x0000000003FB3000-0x0000000003FB4000-memory.dmp

Filesize
4KB

Download
memory/1036-152-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

Filesize
4KB

Download
memory/1036-155-0x0000000007470000-0x00000000074D6000-memory.dmp

Filesize
408KB

Download