strrat | 4e0ddcd303f27c01dcc8a35a9bd821c53fb7dcca474ac7f0c84d3c6451e9f778

Virtualization/Sandbox Evasion

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

Blocklisted process makes network request 63 IoCs

flow	pid	Process
18	2136	wscript.exe
24	2136	wscript.exe
27	2136	wscript.exe
29	2312	powershell.exe
30	2312	powershell.exe
38	2136	wscript.exe
39	2136	wscript.exe
43	2136	wscript.exe
50	2136	wscript.exe
55	2136	wscript.exe
56	2136	wscript.exe
57	2136	wscript.exe
58	2136	wscript.exe
59	2136	wscript.exe
64	2136	wscript.exe
65	2136	wscript.exe
67	2136	wscript.exe
68	2136	wscript.exe
69	2136	wscript.exe
70	2136	wscript.exe
71	2136	wscript.exe
72	2136	wscript.exe
73	2136	wscript.exe
74	2136	wscript.exe
75	2136	wscript.exe
76	2136	wscript.exe
77	2136	wscript.exe
78	2136	wscript.exe
79	2136	wscript.exe
80	2136	wscript.exe
81	2136	wscript.exe
82	2136	wscript.exe
83	2136	wscript.exe
84	2136	wscript.exe
85	2136	wscript.exe
86	2136	wscript.exe
87	2136	wscript.exe
88	2136	wscript.exe
89	2136	wscript.exe
90	2136	wscript.exe
91	2136	wscript.exe
92	2136	wscript.exe
93	2136	wscript.exe
94	2136	wscript.exe
95	2136	wscript.exe
96	2136	wscript.exe
97	2136	wscript.exe
98	2136	wscript.exe
99	2136	wscript.exe
100	2136	wscript.exe
101	2136	wscript.exe
102	2136	wscript.exe
103	2136	wscript.exe
104	2136	wscript.exe
105	2136	wscript.exe
106	2136	wscript.exe
107	2136	wscript.exe
108	2136	wscript.exe
109	2136	wscript.exe
110	2136	wscript.exe
111	2136	wscript.exe
112	2136	wscript.exe
113	2136	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
216	EmbraTor Mac Smash Bullet.exe
4588	x.exe
2008	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-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine	x.exe

Loads dropped DLL 1 IoCs

pid	Process
4624	java.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1980	icacls.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\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-1-5-21-873560699-1074803302-2326074425-1000\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-1-5-21-873560699-1074803302-2326074425-1000\Software\Microsoft\Windows\CurrentVersion\Run\Java Install = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Java Install.jar\""	java.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java Install = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Java Install.jar\""	java.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
14	ip-api.com

AutoIT Executable 20 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4588-108-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-120-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-143-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-148-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-152-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-156-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-161-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-170-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-175-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-177-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-181-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-185-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-187-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-189-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-190-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-194-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/memory/4588-210-0x00000000011F0000-0x0000000002416000-memory.dmp	autoit_exe
behavioral2/files/0x000700000001ac30-274.dat	autoit_exe
behavioral2/files/0x000700000001ac2f-314.dat	autoit_exe
behavioral2/memory/4588-323-0x00000000011F0000-0x0000000002416000-memory.dmp	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\server\dll\jvm.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\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\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\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\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\server\symbols\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\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
2252	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3368	timeout.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings	14052163e50c197697c64b143.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2312	powershell.exe
2312	powershell.exe
2312	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2312	powershell.exe
Token: SeRestorePrivilege	2008	CL_Debug_Log.txt
Token: 35	2008	CL_Debug_Log.txt
Token: SeSecurityPrivilege	2008	CL_Debug_Log.txt
Token: SeSecurityPrivilege	2008	CL_Debug_Log.txt

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4588	x.exe
4588	x.exe
4588	x.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4588	x.exe
4588	x.exe
4588	x.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
216	EmbraTor Mac Smash Bullet.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 1116	4900	14052163e50c197697c64b143.exe	73
PID 4900 wrote to memory of 1116	4900	14052163e50c197697c64b143.exe	73
PID 4900 wrote to memory of 1116	4900	14052163e50c197697c64b143.exe	73
PID 4900 wrote to memory of 3816	4900	14052163e50c197697c64b143.exe	74
PID 4900 wrote to memory of 3816	4900	14052163e50c197697c64b143.exe	74
PID 4900 wrote to memory of 3816	4900	14052163e50c197697c64b143.exe	74
PID 4900 wrote to memory of 4088	4900	14052163e50c197697c64b143.exe	75
PID 4900 wrote to memory of 4088	4900	14052163e50c197697c64b143.exe	75
PID 4900 wrote to memory of 4088	4900	14052163e50c197697c64b143.exe	75
PID 4900 wrote to memory of 4672	4900	14052163e50c197697c64b143.exe	76
PID 4900 wrote to memory of 4672	4900	14052163e50c197697c64b143.exe	76
PID 4900 wrote to memory of 216	4900	14052163e50c197697c64b143.exe	77
PID 4900 wrote to memory of 216	4900	14052163e50c197697c64b143.exe	77
PID 4900 wrote to memory of 216	4900	14052163e50c197697c64b143.exe	77
PID 1116 wrote to memory of 2136	1116	WScript.exe	78
PID 1116 wrote to memory of 2136	1116	WScript.exe	78
PID 1116 wrote to memory of 2136	1116	WScript.exe	78
PID 4088 wrote to memory of 2312	4088	WScript.exe	79
PID 4088 wrote to memory of 2312	4088	WScript.exe	79
PID 4088 wrote to memory of 2312	4088	WScript.exe	79
PID 4672 wrote to memory of 1980	4672	javaw.exe	80
PID 4672 wrote to memory of 1980	4672	javaw.exe	80
PID 3816 wrote to memory of 4588	3816	WScript.exe	84
PID 3816 wrote to memory of 4588	3816	WScript.exe	84
PID 3816 wrote to memory of 4588	3816	WScript.exe	84
PID 4588 wrote to memory of 2008	4588	x.exe	85
PID 4588 wrote to memory of 2008	4588	x.exe	85
PID 4588 wrote to memory of 2008	4588	x.exe	85
PID 4588 wrote to memory of 2996	4588	x.exe	87
PID 4588 wrote to memory of 2996	4588	x.exe	87
PID 4588 wrote to memory of 2996	4588	x.exe	87
PID 2996 wrote to memory of 2252	2996	cmd.exe	89
PID 2996 wrote to memory of 2252	2996	cmd.exe	89
PID 2996 wrote to memory of 2252	2996	cmd.exe	89
PID 4588 wrote to memory of 3024	4588	x.exe	90
PID 4588 wrote to memory of 3024	4588	x.exe	90
PID 4588 wrote to memory of 3024	4588	x.exe	90
PID 3024 wrote to memory of 3368	3024	cmd.exe	92
PID 3024 wrote to memory of 3368	3024	cmd.exe	92
PID 3024 wrote to memory of 3368	3024	cmd.exe	92
PID 4672 wrote to memory of 4624	4672	javaw.exe	93
PID 4672 wrote to memory of 4624	4672	javaw.exe	93
PID 4624 wrote to memory of 1252	4624	java.exe	95
PID 4624 wrote to memory of 1252	4624	java.exe	95

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:4900
- 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:1116
- - 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:2136
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\MsMpEng.js"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3816
- - 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:4588
  - - 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:2008
  - - 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:2996
    - - 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:2252
  - - 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:3024
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 0
        5⤵
        Delays execution with timeout.exe
        
        PID:3368
- 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:4088
- - 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:2312
- 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:4672
- - 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:1980
- - 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⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:4624
  - - C:\Program Files\Java\jre-1.8\bin\java.exe
      "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Java Install.jar"
      4⤵
      Drops file in Program Files directory
      PID:1252
- 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:216

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