amadey | 881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorha.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	lenin.exe

Blocklisted process makes network request 2 IoCs

flow	pid	Process
7	2540	rundll32.exe
12	2880	rundll32.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 6 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	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorha.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	lenin.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	lenin.exe

Executes dropped EXE 7 IoCs

pid	Process
2492	explorha.exe
2384	lenin.exe
944	InstallSetup8.exe
2640	InstallSetup8.exe
784	InstallSetup8.exe
1192	InstallSetup8.exe
792	InstallSetup8.exe

Identifies Wine through registry keys 2 TTPs 3 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-1-5-21-406356229-2805545415-1236085040-1000\Software\Wine	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Wine	explorha.exe
Key opened	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Wine	lenin.exe

Loads dropped DLL 16 IoCs

pid	Process
2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
1812	rundll32.exe
1812	rundll32.exe
1812	rundll32.exe
1812	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2492	explorha.exe
2492	explorha.exe
2880	rundll32.exe
2880	rundll32.exe
2880	rundll32.exe
2880	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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\InstallSetup8.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000018001\\InstallSetup8.exe"	explorha.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\lenin.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000010001\\lenin.exe"	explorha.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
2492	explorha.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorha.job	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.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

pid	Process
1976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
2492	explorha.exe
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2540	rundll32.exe
2312	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2312	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 2492	2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe	28
PID 2624 wrote to memory of 2492	2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe	28
PID 2624 wrote to memory of 2492	2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe	28
PID 2624 wrote to memory of 2492	2624	881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe	28
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 2492 wrote to memory of 1812	2492	explorha.exe	31
PID 1812 wrote to memory of 2540	1812	rundll32.exe	32
PID 1812 wrote to memory of 2540	1812	rundll32.exe	32
PID 1812 wrote to memory of 2540	1812	rundll32.exe	32
PID 1812 wrote to memory of 2540	1812	rundll32.exe	32
PID 2540 wrote to memory of 2668	2540	rundll32.exe	33
PID 2540 wrote to memory of 2668	2540	rundll32.exe	33
PID 2540 wrote to memory of 2668	2540	rundll32.exe	33
PID 2540 wrote to memory of 2312	2540	rundll32.exe	35
PID 2540 wrote to memory of 2312	2540	rundll32.exe	35
PID 2540 wrote to memory of 2312	2540	rundll32.exe	35
PID 2492 wrote to memory of 2384	2492	explorha.exe	37
PID 2492 wrote to memory of 2384	2492	explorha.exe	37
PID 2492 wrote to memory of 2384	2492	explorha.exe	37
PID 2492 wrote to memory of 2384	2492	explorha.exe	37
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 2492 wrote to memory of 944	2492	explorha.exe	39
PID 944 wrote to memory of 1976	944	InstallSetup8.exe	40
PID 944 wrote to memory of 1976	944	InstallSetup8.exe	40
PID 944 wrote to memory of 1976	944	InstallSetup8.exe	40
PID 944 wrote to memory of 1976	944	InstallSetup8.exe	40
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 2492 wrote to memory of 2880	2492	explorha.exe	42
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 2640	3004	taskeng.exe	46
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 784	3004	taskeng.exe	47
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48
PID 3004 wrote to memory of 1192	3004	taskeng.exe	48

C:\Users\Admin\AppData\Local\Temp\881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe
"C:\Users\Admin\AppData\Local\Temp\881963d131beda0aa2b22a681b74614574962845a6161e093eee1a3c90ca3de4.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2624
- C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
  "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2492
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1812
  - - C:\Windows\system32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2540
    - - C:\Windows\system32\netsh.exe
        
        netsh wlan show profiles
        5⤵
        
        PID:2668
    - - 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\063562292805_Desktop.zip' -CompressionLevel Optimal
        5⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2312
- - C:\Users\Admin\AppData\Local\Temp\1000010001\lenin.exe
    "C:\Users\Admin\AppData\Local\Temp\1000010001\lenin.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    PID:2384
- - C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
    "C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:944
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN InstallSetup8.exe /TR "C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe" /F
      4⤵
      Creates scheduled task(s)
      PID:1976
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    PID:2880

C:\Windows\system32\taskeng.exe
taskeng.exe {9478AC8E-2249-4863-8299-00A9390CABF1} S-1-5-21-406356229-2805545415-1236085040-1000:IKJSPGIM\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  2⤵
  - Executes dropped EXE
  PID:2640
- C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  2⤵
  - Executes dropped EXE
  PID:784
- C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  2⤵
  - Executes dropped EXE
  PID:1192
- C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  C:\Users\Admin\AppData\Local\Temp\1000018001\InstallSetup8.exe
  2⤵
  - Executes dropped EXE
  PID:792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

System Information Discovery

T1082

Virtualization/Sandbox Evasion