File name: | OInstall.exe |
Full analysis: | https://app.any.run/tasks/dd81253e-a112-4000-a49f-cb95e2c32881 |
Verdict: | Malicious activity |
Analysis date: | June 03, 2023, 21:44:47 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed |
MD5: | B99FAC79315B274F536A73E57DD10649 |
SHA1: | 5B479138D2D7CF8EAEA1713D5E1B06758A8808E5 |
SHA256: | 623344AA7C04D12756D890223DF826D6D7637FAE951407C29692CA40F6857B20 |
SSDEEP: | 196608:/VrCEhhtHnNQoeXEXpTaCDnp2OU/vp0BWjmJJnwEYrbZu59mmrS3xUMxUgd3PJMu:9+YttbeXep2CDp2x/vqJnMZu59pr4OgT |
.exe | | | UPX compressed Win32 Executable (76) |
---|---|---|
.exe | | | Win32 Executable (generic) (12.6) |
.exe | | | Generic Win/DOS Executable (5.6) |
.exe | | | DOS Executable Generic (5.6) |
FileDescription: | Office 2013-2016 C2R Install |
---|---|
ProductName: | Office 2013-2016 C2R Install |
CharacterSet: | Unicode |
LanguageCode: | Neutral |
FileSubtype: | - |
ObjectFileType: | Unknown |
FileOS: | Unknown (0) |
FileFlags: | (none) |
FileFlagsMask: | 0x0000 |
ProductVersionNumber: | 6.4.1.0 |
FileVersionNumber: | 6.4.1.0 |
Subsystem: | Windows GUI |
SubsystemVersion: | 4 |
ImageVersion: | - |
OSVersion: | 4 |
EntryPoint: | 0x113a5c0 |
UninitializedDataSize: | 8470528 |
InitializedDataSize: | 86016 |
CodeSize: | 9592832 |
LinkerVersion: | 2.5 |
PEType: | PE32 |
ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
TimeStamp: | 2018:08:01 04:34:53+00:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 01-Aug-2018 04:34:53 |
Detected languages: |
|
ProductName: | Office 2013-2016 C2R Install |
FileDescription: | Office 2013-2016 C2R Install |
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_I386 |
Number of sections: | 3 |
Time date stamp: | 01-Aug-2018 04:34:53 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
UPX0 | 0x00001000 | 0x00814000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
UPX1 | 0x00815000 | 0x00926000 | 0x00925800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.88053 |
.rsrc | 0x0113B000 | 0x00015000 | 0x00015000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.94971 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 4.8674 | 874 | UNKNOWN | English - United States | RT_MANIFEST |
2 | 1.96082 | 9640 | UNKNOWN | English - United States | RT_ICON |
3 | 2.20562 | 4264 | UNKNOWN | English - United States | RT_ICON |
4 | 2.87138 | 1128 | UNKNOWN | English - United States | RT_ICON |
ADVAPI32.DLL |
COMCTL32.DLL |
GDI32.DLL |
ICMP.DLL |
IMAGEHLP.DLL |
IPHLPAPI.DLL |
KERNEL32.DLL |
MSI.DLL |
MSVCRT.dll |
NETAPI32.DLL |
PID | CMD | Path | Indicators | Parent process | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1788 | "C:\Users\admin\AppData\Local\Temp\OInstall.exe" | C:\Users\admin\AppData\Local\Temp\OInstall.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: Office 2013-2016 C2R Install Exit code: 3221226540 Modules
| |||||||||||||||
2452 | "C:\Users\admin\AppData\Local\Temp\OInstall.exe" | C:\Users\admin\AppData\Local\Temp\OInstall.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: HIGH Description: Office 2013-2016 C2R Install Modules
| |||||||||||||||
2768 | "C:\Windows\System32\cmd.exe" /D /c copy C:\Windows\system32\Tasks\OInstall "C:\Windows\Temp\OInstall.tmp" /Y | C:\Windows\System32\cmd.exe | — | OInstall.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
| |||||||||||||||
2712 | "C:\Windows\System32\cmd.exe" /D /c files.dat -y -pkmsauto | C:\Windows\System32\cmd.exe | — | OInstall.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
| |||||||||||||||
3092 | files.dat -y -pkmsauto | C:\Users\admin\AppData\Local\Temp\files\files.dat | cmd.exe | ||||||||||||
User: admin Company: Igor Pavlov Integrity Level: HIGH Description: 7z Console SFX Exit code: 0 Version: 9.20 Modules
| |||||||||||||||
2324 | "C:\Windows\System32\cmd.exe" /D /c cscript.exe "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" //NoLogo /dstatusall | C:\Windows\System32\cmd.exe | — | OInstall.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
| |||||||||||||||
3456 | cscript.exe "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" //NoLogo /dstatusall | C:\Windows\System32\cscript.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft ® Console Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
528 | "C:\Windows\System32\cmd.exe" /D /c kmss.dat -y -pkmsauto | C:\Windows\System32\cmd.exe | — | OInstall.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
| |||||||||||||||
1992 | kmss.dat -y -pkmsauto | C:\Users\admin\AppData\Local\Temp\files\kmss.dat | cmd.exe | ||||||||||||
User: admin Company: Igor Pavlov Integrity Level: HIGH Description: 7z Console SFX Exit code: 0 Version: 18.05 Modules
| |||||||||||||||
2368 | "taskkill.exe" /t /f /IM KMSS.exe | C:\Windows\System32\taskkill.exe | — | OInstall.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
|
(PID) Process: | (2452) OInstall.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\MediaResources\DirectSound\Speaker Configuration |
Operation: | write | Name: | Speaker Configuration |
Value: 4 | |||
(PID) Process: | (3456) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
(PID) Process: | (3456) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | IntranetName |
Value: 1 | |||
(PID) Process: | (3456) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
(PID) Process: | (3456) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 0 | |||
(PID) Process: | (1852) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (3960) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\16D\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (1232) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
(PID) Process: | (1232) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | IntranetName |
Value: 1 | |||
(PID) Process: | (1232) cscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 1 |
PID | Process | Filename | Type | |
---|---|---|---|---|
2452 | OInstall.exe | C:\Users\admin\AppData\Local\Temp\files\setup.exe | executable | |
MD5:5B51875E8086BC9908CC5683B61C708B | SHA256:53CA42D6EEDB08AD3EFF2EB51E720673C3842C24D36B334FCA7358CE6AC19007 | |||
2452 | OInstall.exe | C:\Users\admin\AppData\Local\Temp\files\kmss.dat | executable | |
MD5:F1834277CE4A0B492E2D4A5CE22F5FE0 | SHA256:CA07E82DCF2FBE00AFEACB281FCE505ABBF5E6D571A01F179D255DDB7E0F3C5C | |||
2452 | OInstall.exe | C:\Users\admin\AppData\Local\Temp\files\files.dat | executable | |
MD5:BB81E763AB0E673B3C1AF2FEA2586A9A | SHA256:4D45C64B244C8F997358635C3B5CB9A65743FAC473D65C455D3BA8A25E50D5F9 | |||
3092 | files.dat | C:\Users\admin\AppData\Local\Temp\files\Uninstall.xml | text | |
MD5:364F86F97324EA82FE0D142CD01CF6DD | SHA256:09D5B42140BAB13165BA97FBD0E77792304C3C93555BE02C3DCE21A7A69C66DD | |||
3092 | files.dat | C:\Users\admin\AppData\Local\Temp\files\x64\cleanospp.exe | executable | |
MD5:162AB955CB2F002A73C1530AA796477F | SHA256:5CE462E5F34065FC878362BA58617FAB28C22D631B9D836DDDCF43FB1AD4DE6E | |||
1992 | kmss.dat | C:\Users\admin\AppData\Local\Temp\files\bin\x86WDV\FakeClient.exe | executable | |
MD5:0520D5EABEB550C6BB24357A961B230A | SHA256:6ACAA70493133170451F82F6228EF0C96A44243E69935B4516023C935DCFB810 | |||
1992 | kmss.dat | C:\Users\admin\AppData\Local\Temp\files\bin\KMSS.exe | executable | |
MD5:6361F25EDE0442F2E0AD3BCD33C331C8 | SHA256:592835F805DA0D9A24A5D91A0F77AD9988853DA34A97B50E75E77C72573EDEAC | |||
1992 | kmss.dat | C:\Users\admin\AppData\Local\Temp\files\bin\x64WDV\WinDivert64.sys | executable | |
MD5:D6F42128C81965E12578FECA7DAC500F | SHA256:9026147943BD44A1EB5E2F0C89CC8F441C7D1F13C1571ABA54E262D2E7354798 | |||
1992 | kmss.dat | C:\Users\admin\AppData\Local\Temp\files\bin\x64WDV\FakeClient.exe | executable | |
MD5:6241A145A6BC3511E7690DCF107CEFD8 | SHA256:2218293E4442DEB06E398AA0357AEF54DF377B95E46B6ED79B48B65B666C9405 | |||
3092 | files.dat | C:\Users\admin\AppData\Local\Temp\files\Configure.xml | text | |
MD5:AC6BE84084E31DBB0E08D188B6C86EC8 | SHA256:1879F7DE537C2AA70292C61EBEF9C6477D36E25B2E6A639E318B159E0A22B0FC |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
292 | setup.exe | HEAD | 200 | 67.27.234.124:80 | http://officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/Office/Data/v32_16.0.12527.22286.cab | US | — | — | whitelisted |
2400 | WmiPrvSE.exe | POST | 302 | 104.102.40.139:80 | http://go.microsoft.com/fwlink/?LinkID=120752 | DE | — | — | whitelisted |
2400 | WmiPrvSE.exe | POST | 302 | 104.102.40.139:80 | http://go.microsoft.com/fwlink/?LinkID=120750 | DE | — | — | whitelisted |
2400 | WmiPrvSE.exe | POST | 302 | 104.102.40.139:80 | http://go.microsoft.com/fwlink/?LinkID=120751 | DE | — | — | whitelisted |
292 | setup.exe | HEAD | 200 | 67.27.234.124:80 | http://officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/Office/Data/v32_16.0.12527.22286.cab | US | — | — | whitelisted |
292 | setup.exe | GET | 200 | 67.27.234.124:80 | http://officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/Office/Data/v32_16.0.12527.22286.cab | US | compressed | 10.5 Kb | whitelisted |
292 | setup.exe | GET | 200 | 95.101.54.122:80 | http://crl.microsoft.com/pki/crl/products/MicrosoftTimeStampPCA.crl | unknown | der | 519 b | whitelisted |
3952 | OfficeClickToRun.exe | HEAD | 200 | 67.27.234.124:80 | http://officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/Office/Data/16.0.12527.22286/s321033.cab | US | — | — | whitelisted |
3952 | OfficeClickToRun.exe | HEAD | 200 | 67.27.234.124:80 | http://officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/Office/Data/16.0.12527.22286/s321033.cab | US | — | — | whitelisted |
852 | svchost.exe | GET | 206 | 67.27.234.124:80 | http://officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/Office/Data/16.0.12527.22286/s321033.cab | US | binary | 1 b | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
1076 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3712 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
292 | setup.exe | 13.107.42.16:443 | config.edge.skype.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
292 | setup.exe | 52.109.88.33:443 | mrodevicemgr.officeapps.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | suspicious |
292 | setup.exe | 13.107.5.88:443 | client-office365-tas.msedge.net | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
2400 | WmiPrvSE.exe | 104.102.40.139:80 | go.microsoft.com | AKAMAI-AS | DE | malicious |
2400 | WmiPrvSE.exe | 52.161.91.37:443 | activation.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | suspicious |
292 | setup.exe | 67.27.234.124:80 | officecdn.microsoft.com | LEVEL3 | US | unknown |
Domain | IP | Reputation |
---|---|---|
go.microsoft.com |
| whitelisted |
activation.sls.microsoft.com |
| whitelisted |
config.edge.skype.com |
| malicious |
mrodevicemgr.officeapps.live.com |
| whitelisted |
client-office365-tas.msedge.net |
| whitelisted |
officecdn.microsoft.com |
| whitelisted |
ctldl.windowsupdate.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
vortex-win.data.microsoft.com |
| whitelisted |