strrat | 4e0ddcd303f27c01dcc8a35a9bd821c53fb7dcca474ac7f0c84d3c6451e9f778

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	x.exe

Blocklisted process makes network request 32 IoCs

flow	pid	Process
11	2332	wscript.exe
18	2332	wscript.exe
22	2332	wscript.exe
26	2332	wscript.exe
27	2332	wscript.exe
28	2332	wscript.exe
29	2332	wscript.exe
33	2332	wscript.exe
35	2332	wscript.exe
42	2332	wscript.exe
43	2332	wscript.exe
49	2332	wscript.exe
52	2332	wscript.exe
53	2332	wscript.exe
57	4712	powershell.exe
62	4712	powershell.exe
63	2332	wscript.exe
67	2332	wscript.exe
68	2332	wscript.exe
69	2332	wscript.exe
70	2332	wscript.exe
71	2332	wscript.exe
72	2332	wscript.exe
73	2332	wscript.exe
74	2332	wscript.exe
75	2332	wscript.exe
76	2332	wscript.exe
77	2332	wscript.exe
78	2332	wscript.exe
79	2332	wscript.exe
80	2332	wscript.exe
81	2332	wscript.exe

Checks BIOS information in registry 2 TTPs 2 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	x.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	x.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Antimalware Service Executable.JS	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Antimalware Service Executable.JS	wscript.exe

Executes dropped EXE 3 IoCs

pid	Process
2092	EmbraTor Mac Smash Bullet.exe
4608	x.exe
4416	CL_Debug_Log.txt

Identifies Wine through registry keys 2 TTPs 1 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-1-5-21-2768987046-1485460554-1347040953-1000\Software\Wine	x.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4788	icacls.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Antimalware Service Executable = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Antimalware Service Executable.JS\""	WScript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Antimalware Service Executable = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Antimalware Service Executable.JS\""	WScript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Antimalware Service Executable = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Antimalware Service Executable.JS\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Antimalware Service Executable = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Antimalware Service Executable.JS\""	wscript.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
10	ip-api.com

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000700000001ac8d-353.dat	autoit_exe
behavioral2/files/0x000800000001ac8b-362.dat	autoit_exe

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	java.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
1364	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2380	timeout.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000_Classes\Local Settings	14052163e50c197697c64b143.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4712	powershell.exe
4712	powershell.exe
4712	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4712	powershell.exe
Token: SeRestorePrivilege	4416	CL_Debug_Log.txt
Token: 35	4416	CL_Debug_Log.txt
Token: SeSecurityPrivilege	4416	CL_Debug_Log.txt
Token: SeSecurityPrivilege	4416	CL_Debug_Log.txt

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4608	x.exe
4608	x.exe
4608	x.exe
4608	x.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4608	x.exe
4608	x.exe
4608	x.exe
4608	x.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2092	EmbraTor Mac Smash Bullet.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 2868	4500	14052163e50c197697c64b143.exe	73
PID 4500 wrote to memory of 2868	4500	14052163e50c197697c64b143.exe	73
PID 4500 wrote to memory of 2868	4500	14052163e50c197697c64b143.exe	73
PID 4500 wrote to memory of 2452	4500	14052163e50c197697c64b143.exe	74
PID 4500 wrote to memory of 2452	4500	14052163e50c197697c64b143.exe	74
PID 4500 wrote to memory of 2452	4500	14052163e50c197697c64b143.exe	74
PID 4500 wrote to memory of 4424	4500	14052163e50c197697c64b143.exe	75
PID 4500 wrote to memory of 4424	4500	14052163e50c197697c64b143.exe	75
PID 4500 wrote to memory of 4424	4500	14052163e50c197697c64b143.exe	75
PID 4500 wrote to memory of 4132	4500	14052163e50c197697c64b143.exe	76
PID 4500 wrote to memory of 4132	4500	14052163e50c197697c64b143.exe	76
PID 4500 wrote to memory of 2092	4500	14052163e50c197697c64b143.exe	77
PID 4500 wrote to memory of 2092	4500	14052163e50c197697c64b143.exe	77
PID 4500 wrote to memory of 2092	4500	14052163e50c197697c64b143.exe	77
PID 4424 wrote to memory of 4712	4424	WScript.exe	78
PID 4424 wrote to memory of 4712	4424	WScript.exe	78
PID 4424 wrote to memory of 4712	4424	WScript.exe	78
PID 2868 wrote to memory of 2332	2868	WScript.exe	80
PID 2868 wrote to memory of 2332	2868	WScript.exe	80
PID 2868 wrote to memory of 2332	2868	WScript.exe	80
PID 4132 wrote to memory of 4788	4132	javaw.exe	81
PID 4132 wrote to memory of 4788	4132	javaw.exe	81
PID 2452 wrote to memory of 4608	2452	WScript.exe	84
PID 2452 wrote to memory of 4608	2452	WScript.exe	84
PID 2452 wrote to memory of 4608	2452	WScript.exe	84
PID 4608 wrote to memory of 4416	4608	x.exe	85
PID 4608 wrote to memory of 4416	4608	x.exe	85
PID 4608 wrote to memory of 4416	4608	x.exe	85
PID 4608 wrote to memory of 3676	4608	x.exe	87
PID 4608 wrote to memory of 3676	4608	x.exe	87
PID 4608 wrote to memory of 3676	4608	x.exe	87
PID 3676 wrote to memory of 1364	3676	cmd.exe	89
PID 3676 wrote to memory of 1364	3676	cmd.exe	89
PID 3676 wrote to memory of 1364	3676	cmd.exe	89
PID 4608 wrote to memory of 3864	4608	x.exe	90
PID 4608 wrote to memory of 3864	4608	x.exe	90
PID 4608 wrote to memory of 3864	4608	x.exe	90
PID 3864 wrote to memory of 2380	3864	cmd.exe	92
PID 3864 wrote to memory of 2380	3864	cmd.exe	92
PID 3864 wrote to memory of 2380	3864	cmd.exe	92
PID 4132 wrote to memory of 3592	4132	javaw.exe	93
PID 4132 wrote to memory of 3592	4132	javaw.exe	93

C:\Users\Admin\AppData\Local\Temp\14052163e50c197697c64b143.exe
"C:\Users\Admin\AppData\Local\Temp\14052163e50c197697c64b143.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Antimalware Service Executable.JS"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\wscript.exe
    "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Antimalware Service Executable.JS"
    3⤵
    - Blocklisted process makes network request
    - Drops startup file
    - Adds Run key to start application
    PID:2332
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\MsMpEng.js"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Users\Admin\AppData\Local\Temp\x.exe
    "C:\Users\Admin\AppData\Local\Temp\x.exe"
    3⤵
    - 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 FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of WriteProcessMemory
    PID:4608
  - - C:\Users\Admin\AppData\Local\Temp\CL_Debug_Log.txt
      C:\Users\Admin\AppData\Local\Temp\CL_Debug_Log.txt e -p"JDQJndnqwdnqw2139dn21n3b312idDQDB" "C:\Users\Admin\AppData\Local\Temp\CR_Debug_Log.txt" -o"C:\Users\Admin\AppData\Local\Temp\"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      PID:4416
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks.exe /Create /XML "C:\Users\Admin\AppData\Local\Temp\SystemCheck.xml" /TN "System\SystemCheck"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3676
    - - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks.exe /Create /XML "C:\Users\Admin\AppData\Local\Temp\SystemCheck.xml" /TN "System\SystemCheck"
        5⤵
        Creates scheduled task(s)
        
        PID:1364
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c For /L %i In (0,0,0) Do (del "C:\Users\Admin\AppData\Local\Temp\x.exe"&&timeout /t 0&&if not exist "C:\Users\Admin\AppData\Local\Temp\x.exe" exit)
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3864
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 0
        5⤵
        Delays execution with timeout.exe
        
        PID:2380
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Windows Driver Foundation.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4424
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -executionpolicy remotesigned -File "C:\ProgramData\rrrrrrrr.ps1"
    3⤵
    - Blocklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4712
- C:\Program Files\Java\jre-1.8\bin\javaw.exe
  "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\Java Install.jar"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4132
- - C:\Windows\system32\icacls.exe
    C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
    3⤵
    - Modifies file permissions
    PID:4788
- - C:\Program Files\Java\jre-1.8\bin\java.exe
    "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\Java Install.jar"
    3⤵
    - Drops file in Program Files directory
    PID:3592
- C:\Users\Admin\AppData\Local\Temp\EmbraTor Mac Smash Bullet.exe
  "C:\Users\Admin\AppData\Local\Temp\EmbraTor Mac Smash Bullet.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2092

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

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

T1082

Virtualization/Sandbox Evasion