xmrig | c35d5fb22d47e276e38fde699fc3b1e88e60a708d85b6ebea69815dec5d4883e

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	svchost.exe

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

Looks for VirtualBox Guest Additions in registry 2 TTPs 2 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

Processes:

svchost.exehajde-lavacrypt-dfgs.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	svchost.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	hajde-lavacrypt-dfgs.exe

XMRig Miner payload 10 IoCs

miner

Processes:

resource	yara_rule
behavioral2/memory/2344-43-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-44-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-46-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-47-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-48-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-50-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-51-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-53-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-54-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral2/memory/2344-55-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig

Looks for VMWare Tools registry key 2 TTPs 2 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

Processes:

svchost.exehajde-lavacrypt-dfgs.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	svchost.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	hajde-lavacrypt-dfgs.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

System Information Discovery

Processes:

svchost.exehajde-lavacrypt-dfgs.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	hajde-lavacrypt-dfgs.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	hajde-lavacrypt-dfgs.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

Processes:

hajde-lavacrypt-dfgs.exesvchost.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	hajde-lavacrypt-dfgs.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	svchost.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

624 svchost.exe

pid	process
624	svchost.exe

UPX packed file 16 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/2344-37-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-38-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-40-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-42-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-43-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-44-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-46-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-47-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-48-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-49-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-50-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-51-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-39-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-53-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-54-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral2/memory/2344-55-0x0000000140000000-0x0000000140848000-memory.dmp	upx

Windows security modification 2 TTPs 3 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

Processes:

svchost.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0"	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

hajde-lavacrypt-dfgs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	hajde-lavacrypt-dfgs.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

Processes:

svchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

Processes:

hajde-lavacrypt-dfgs.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	hajde-lavacrypt-dfgs.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	hajde-lavacrypt-dfgs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

svchost.exeexplorer.exe

description	pid	process	target process
PID 624 set thread context of 2052	624	svchost.exe	explorer.exe
PID 2052 set thread context of 2344	2052	explorer.exe	conhost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1552 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2896 timeout.exe

pid	process
1552	schtasks.exe

pid	process
2896	timeout.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

hajde-lavacrypt-dfgs.exepowershell.exeexplorer.execonhost.exe

pid	process
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
5076	hajde-lavacrypt-dfgs.exe
2884	powershell.exe
2884	powershell.exe
2884	powershell.exe
2052	explorer.exe
2052	explorer.exe
2052	explorer.exe
2052	explorer.exe
2052	explorer.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe
2344	conhost.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

656

pid	process
656

Suspicious use of AdjustPrivilegeToken 13 IoCs

Processes:

hajde-lavacrypt-dfgs.exesvchost.exepowershell.exepowercfg.exepowercfg.exepowercfg.exepowercfg.execonhost.exe

description	pid	process
Token: SeDebugPrivilege	5076	hajde-lavacrypt-dfgs.exe
Token: SeDebugPrivilege	624	svchost.exe
Token: SeDebugPrivilege	2884	powershell.exe
Token: SeShutdownPrivilege	1552	powercfg.exe
Token: SeCreatePagefilePrivilege	1552	powercfg.exe
Token: SeShutdownPrivilege	1424	powercfg.exe
Token: SeCreatePagefilePrivilege	1424	powercfg.exe
Token: SeShutdownPrivilege	4456	powercfg.exe
Token: SeCreatePagefilePrivilege	4456	powercfg.exe
Token: SeShutdownPrivilege	4684	powercfg.exe
Token: SeCreatePagefilePrivilege	4684	powercfg.exe
Token: SeLockMemoryPrivilege	2344	conhost.exe
Token: SeLockMemoryPrivilege	2344	conhost.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

hajde-lavacrypt-dfgs.execmd.execmd.exesvchost.exeexplorer.exe

description	pid	process	target process
PID 5076 wrote to memory of 4708	5076	hajde-lavacrypt-dfgs.exe	Conhost.exe
PID 5076 wrote to memory of 4708	5076	hajde-lavacrypt-dfgs.exe	Conhost.exe
PID 5076 wrote to memory of 1284	5076	hajde-lavacrypt-dfgs.exe	cmd.exe
PID 5076 wrote to memory of 1284	5076	hajde-lavacrypt-dfgs.exe	cmd.exe
PID 4708 wrote to memory of 1552	4708	cmd.exe	powercfg.exe
PID 4708 wrote to memory of 1552	4708	cmd.exe	powercfg.exe
PID 1284 wrote to memory of 2896	1284	cmd.exe	timeout.exe
PID 1284 wrote to memory of 2896	1284	cmd.exe	timeout.exe
PID 1284 wrote to memory of 624	1284	cmd.exe	svchost.exe
PID 1284 wrote to memory of 624	1284	cmd.exe	svchost.exe
PID 624 wrote to memory of 2884	624	svchost.exe	powershell.exe
PID 624 wrote to memory of 2884	624	svchost.exe	powershell.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 2052	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 4500	624	svchost.exe	explorer.exe
PID 624 wrote to memory of 4500	624	svchost.exe	explorer.exe
PID 2052 wrote to memory of 2344	2052	explorer.exe	conhost.exe
PID 2052 wrote to memory of 2344	2052	explorer.exe	conhost.exe
PID 2052 wrote to memory of 2344	2052	explorer.exe	conhost.exe
PID 2052 wrote to memory of 2344	2052	explorer.exe	conhost.exe
PID 2052 wrote to memory of 2344	2052	explorer.exe	conhost.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

svchost.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

C:\Users\Admin\AppData\Local\Temp\hajde-lavacrypt-dfgs.exe
"C:\Users\Admin\AppData\Local\Temp\hajde-lavacrypt-dfgs.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5076

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:4708

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
3⤵
- Creates scheduled task(s)
PID:1552

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpBF2.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:2896

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- UAC bypass
- Windows security bypass
- 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
- Windows security modification
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:624

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\svchost.exe" -Force
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2884

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2052

C:\Windows\system32\powercfg.exe
C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4456

C:\Windows\System32\Conhost.exe
\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
6⤵
PID:4708

C:\Windows\system32\powercfg.exe
C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1424

C:\Windows\system32\powercfg.exe
C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4684

C:\Windows\system32\powercfg.exe
C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1552

C:\Windows\system32\conhost.exe
conhost.exe
5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2344

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
4⤵
PID:4500

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4256 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
1⤵
PID:4252

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

Virtualization/Sandbox Evasion

System Information Discovery