amadey | 58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorgu.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
6	408	rundll32.exe
7	4628	rundll32.exe

Downloads MZ/PE file

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

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorgu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorgu.exe

Executes dropped EXE 9 IoCs

pid	Process
3088	explorgu.exe
892	goldprimeldlldf.exe
4152	alex1234.exe
1620	Traffic.exe
2192	propro.exe
2176	987123.exe
3692	chckik.exe
2516	NewB.exe
4180	E5F1.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3852399462-405385529-394778097-1000\Software\Wine	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
Key opened	\REGISTRY\USER\S-1-5-21-3852399462-405385529-394778097-1000\Software\Wine	explorgu.exe

Loads dropped DLL 3 IoCs

pid	Process
5020	rundll32.exe
408	rundll32.exe
4628	rundll32.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
5048	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
3088	explorgu.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 892 set thread context of 2744	892	goldprimeldlldf.exe	84
PID 4152 set thread context of 4944	4152	alex1234.exe	95

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\chrosha.job	chckik.exe
File created	C:\Windows\Tasks\explorgu.job	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe

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

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	987123.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	987123.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	987123.exe

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

pid	Process
2440	schtasks.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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	propro.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064	propro.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5048	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
5048	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
3088	explorgu.exe
3088	explorgu.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
408	rundll32.exe
4524	powershell.exe
4524	powershell.exe
2744	RegAsm.exe
2744	RegAsm.exe
2744	RegAsm.exe
2744	RegAsm.exe
2176	987123.exe
2176	987123.exe
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found
3316	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2176	987123.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

description	pid	Process
Token: SeDebugPrivilege	4524	powershell.exe
Token: SeDebugPrivilege	1620	Traffic.exe
Token: SeBackupPrivilege	1620	Traffic.exe
Token: SeSecurityPrivilege	1620	Traffic.exe
Token: SeSecurityPrivilege	1620	Traffic.exe
Token: SeSecurityPrivilege	1620	Traffic.exe
Token: SeSecurityPrivilege	1620	Traffic.exe
Token: SeDebugPrivilege	2744	RegAsm.exe
Token: SeShutdownPrivilege	3316	Process not Found
Token: SeCreatePagefilePrivilege	3316	Process not Found
Token: SeShutdownPrivilege	3316	Process not Found
Token: SeCreatePagefilePrivilege	3316	Process not Found
Token: SeDebugPrivilege	2192	propro.exe
Token: SeShutdownPrivilege	3316	Process not Found
Token: SeCreatePagefilePrivilege	3316	Process not Found
Token: SeShutdownPrivilege	3316	Process not Found
Token: SeCreatePagefilePrivilege	3316	Process not Found
Token: SeShutdownPrivilege	3316	Process not Found
Token: SeCreatePagefilePrivilege	3316	Process not Found

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5048	58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 892	3088	explorgu.exe	81
PID 3088 wrote to memory of 892	3088	explorgu.exe	81
PID 3088 wrote to memory of 892	3088	explorgu.exe	81
PID 892 wrote to memory of 3996	892	goldprimeldlldf.exe	83
PID 892 wrote to memory of 3996	892	goldprimeldlldf.exe	83
PID 892 wrote to memory of 3996	892	goldprimeldlldf.exe	83
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 892 wrote to memory of 2744	892	goldprimeldlldf.exe	84
PID 3088 wrote to memory of 5020	3088	explorgu.exe	85
PID 3088 wrote to memory of 5020	3088	explorgu.exe	85
PID 3088 wrote to memory of 5020	3088	explorgu.exe	85
PID 5020 wrote to memory of 408	5020	rundll32.exe	86
PID 5020 wrote to memory of 408	5020	rundll32.exe	86
PID 408 wrote to memory of 1296	408	rundll32.exe	87
PID 408 wrote to memory of 1296	408	rundll32.exe	87
PID 408 wrote to memory of 4524	408	rundll32.exe	90
PID 408 wrote to memory of 4524	408	rundll32.exe	90
PID 3088 wrote to memory of 4628	3088	explorgu.exe	92
PID 3088 wrote to memory of 4628	3088	explorgu.exe	92
PID 3088 wrote to memory of 4628	3088	explorgu.exe	92
PID 3088 wrote to memory of 4152	3088	explorgu.exe	93
PID 3088 wrote to memory of 4152	3088	explorgu.exe	93
PID 3088 wrote to memory of 4152	3088	explorgu.exe	93
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4152 wrote to memory of 4944	4152	alex1234.exe	95
PID 4944 wrote to memory of 1620	4944	RegAsm.exe	96
PID 4944 wrote to memory of 1620	4944	RegAsm.exe	96
PID 4944 wrote to memory of 2192	4944	RegAsm.exe	98
PID 4944 wrote to memory of 2192	4944	RegAsm.exe	98
PID 4944 wrote to memory of 2192	4944	RegAsm.exe	98
PID 3088 wrote to memory of 2176	3088	explorgu.exe	100
PID 3088 wrote to memory of 2176	3088	explorgu.exe	100
PID 3088 wrote to memory of 2176	3088	explorgu.exe	100
PID 3088 wrote to memory of 3692	3088	explorgu.exe	101
PID 3088 wrote to memory of 3692	3088	explorgu.exe	101
PID 3088 wrote to memory of 3692	3088	explorgu.exe	101
PID 3088 wrote to memory of 2516	3088	explorgu.exe	102
PID 3088 wrote to memory of 2516	3088	explorgu.exe	102
PID 3088 wrote to memory of 2516	3088	explorgu.exe	102
PID 2516 wrote to memory of 2440	2516	NewB.exe	103
PID 2516 wrote to memory of 2440	2516	NewB.exe	103
PID 2516 wrote to memory of 2440	2516	NewB.exe	103
PID 3316 wrote to memory of 4180	3316	Process not Found	105
PID 3316 wrote to memory of 4180	3316	Process not Found	105
PID 3316 wrote to memory of 4180	3316	Process not Found	105

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

C:\Users\Admin\AppData\Local\Temp\58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe
"C:\Users\Admin\AppData\Local\Temp\58a33e0f77235b76006f2d94b21377c3c259afc612cd44df0d707d70645cc194.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:5048

C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3088
- C:\Users\Admin\AppData\Local\Temp\1000837001\goldprimeldlldf.exe
  "C:\Users\Admin\AppData\Local\Temp\1000837001\goldprimeldlldf.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:892
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    PID:3996
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2744
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:5020
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:408
  - - C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      4⤵
      PID:1296
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\852399462405_Desktop.zip' -CompressionLevel Optimal
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4524
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:4628
- C:\Users\Admin\AppData\Local\Temp\1000985001\alex1234.exe
  "C:\Users\Admin\AppData\Local\Temp\1000985001\alex1234.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4152
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4944
  - - C:\Users\Admin\AppData\Roaming\configurationValue\Traffic.exe
      "C:\Users\Admin\AppData\Roaming\configurationValue\Traffic.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      PID:1620
  - - C:\Users\Admin\AppData\Roaming\configurationValue\propro.exe
      "C:\Users\Admin\AppData\Roaming\configurationValue\propro.exe"
      4⤵
      Executes dropped EXE
      Modifies system certificate store
      Suspicious use of AdjustPrivilegeToken
      PID:2192
- C:\Users\Admin\AppData\Local\Temp\1000986001\987123.exe
  "C:\Users\Admin\AppData\Local\Temp\1000986001\987123.exe"
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2176
- C:\Users\Admin\AppData\Local\Temp\1001022001\chckik.exe
  "C:\Users\Admin\AppData\Local\Temp\1001022001\chckik.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:3692
- C:\Users\Admin\AppData\Local\Temp\1001036001\NewB.exe
  "C:\Users\Admin\AppData\Local\Temp\1001036001\NewB.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2516
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN NewB.exe /TR "C:\Users\Admin\AppData\Local\Temp\1001036001\NewB.exe" /F
    3⤵
    - Creates scheduled task(s)
    PID:2440

C:\Users\Admin\AppData\Local\Temp\E5F1.exe
C:\Users\Admin\AppData\Local\Temp\E5F1.exe
1⤵
- Executes dropped EXE
PID:4180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Virtualization/Sandbox Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

T1082

Virtualization/Sandbox Evasion