File name:

OInstall.exe

Full analysis: https://app.any.run/tasks/ea219a17-5efd-4feb-85a9-5a6fe400e5aa
Verdict: Malicious activity
Analysis date: February 25, 2022, 09:48:02
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:

405C0627A9DC679297862D62C712B05A

SHA1:

66B33F9E5E9B517BE3AE85D9A423129F272DC25A

SHA256:

698AEB2888D4ED207EEFB231937DFE3E9BBF8CEB0DB6A961FE9010A2FDDB8EB9

SSDEEP:

196608:w3mifxMAExNyGUV9KhMqzFdhA1wREOVp5LpL2OcmmQ1L/sJ7GcI37lWhbX/PE56w:w3ffyH4V9KhMqzFdhyZOVp+OKe/+GR7R

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Drops executable file immediately after starts

      • OInstall.exe (PID: 3504)
      • files.dat (PID: 1512)

    • Application was dropped or rewritten from another process

      • files.dat (PID: 1512)
      • test.exe (PID: 3840)

  • SUSPICIOUS

    • Reads Environment values

      • OInstall.exe (PID: 3504)

    • Checks supported languages

      • OInstall.exe (PID: 3504)
      • files.dat (PID: 1512)
      • cmd.exe (PID: 2644)
      • cmd.exe (PID: 3664)
      • test.exe (PID: 3840)
      • cmd.exe (PID: 3872)
      • cmd.exe (PID: 2816)
      • cmd.exe (PID: 3608)
      • cmd.exe (PID: 3092)
      • cscript.exe (PID: 2704)
      • cscript.exe (PID: 2064)
      • cmd.exe (PID: 2276)
      • cscript.exe (PID: 1956)
      • cmd.exe (PID: 3328)
      • cscript.exe (PID: 1056)

    • Reads the computer name

      • OInstall.exe (PID: 3504)
      • test.exe (PID: 3840)
      • cscript.exe (PID: 2704)
      • cscript.exe (PID: 2064)
      • cscript.exe (PID: 1056)
      • cscript.exe (PID: 1956)

    • Drops a file that was compiled in debug mode

      • OInstall.exe (PID: 3504)
      • files.dat (PID: 1512)

    • Executable content was dropped or overwritten

      • OInstall.exe (PID: 3504)
      • files.dat (PID: 1512)

    • Starts CMD.EXE for commands execution

      • OInstall.exe (PID: 3504)

    • Starts application with an unusual extension

      • cmd.exe (PID: 2644)

    • Uses REG.EXE to modify Windows registry

      • cmd.exe (PID: 3872)
      • cmd.exe (PID: 3608)
      • OInstall.exe (PID: 3504)

    • Executes scripts

      • cmd.exe (PID: 2276)
      • cmd.exe (PID: 3092)
      • cmd.exe (PID: 2816)
      • cmd.exe (PID: 3328)

  • INFO

    • Checks supported languages

      • reg.exe (PID: 880)
      • reg.exe (PID: 1652)
      • reg.exe (PID: 1400)
      • reg.exe (PID: 3660)

    • Reads Microsoft Office registry keys

      • reg.exe (PID: 880)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.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)

EXIF

EXE

FileDescription: Office 2013-2021 C2R Install
ProductName: Office 2013-2021 C2R Install
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Unknown
FileOS: Unknown (0)
FileFlags: (none)
FileFlagsMask: 0x0000
ProductVersionNumber: 7.3.7.0
FileVersionNumber: 7.3.7.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x164c240
UninitializedDataSize: 11268096
InitializedDataSize: 90112
CodeSize: 12111872
LinkerVersion: 2.5
PEType: PE32
TimeStamp: 2021:12:09 07:27:30+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 09-Dec-2021 06:27:30
Detected languages:
  • English - United States
ProductName: Office 2013-2021 C2R Install
FileDescription: Office 2013-2021 C2R Install

DOS Header

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

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 09-Dec-2021 06:27:30
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
UPX0
0x00001000
0x00ABF000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
UPX1
0x00AC0000
0x00B8D000
0x00B8C400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
7.89343
.rsrc
0x0164D000
0x00016000
0x00015200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.96772

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.94291
1117
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

Imports

ADVAPI32.DLL
COMCTL32.DLL
GDI32.DLL
ICMP.DLL
IMAGEHLP.DLL
IPHLPAPI.DLL
KERNEL32.DLL
MSI.DLL
MSVCRT.dll
NETAPI32.DLL
No data.
screenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
66
Monitored processes
20
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start oinstall.exe cmd.exe no specs files.dat cmd.exe no specs test.exe cmd.exe no specs reg.exe no specs cmd.exe no specs reg.exe no specs cmd.exe no specs cscript.exe no specs cmd.exe no specs cscript.exe no specs cmd.exe no specs cscript.exe no specs cmd.exe no specs cscript.exe no specs reg.exe no specs reg.exe no specs oinstall.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
880REG QUERY HKLM\Software\Microsoft\Office /s /v Path /reg:64C:\Windows\System32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
1056cscript.exe "" //NoLogo /actC:\Windows\system32\cscript.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft � Console Based Script Host
Exit code:
1
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\cscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
1400"C:\Windows\System32\reg.exe" add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform" /v KeyManagementServiceName /t REG_SZ /d kms.loli.beer /fC:\Windows\System32\reg.exe—OInstall.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\usp10.dll
1512files.dat -y -pkmsautoC:\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
Images
c:\users\admin\appdata\local\temp\files\files.dat
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\msvcrt.dll
1652REG QUERY HKLM\Software\WOW6432Node\Microsoft\Office /s /v PathC:\Windows\System32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\sechost.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
1956cscript.exe "" //NoLogo /setprt:1688C:\Windows\system32\cscript.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft � Console Based Script Host
Exit code:
1
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\cscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
2064cscript.exe "" //NoLogo /sethst:kms.loli.beerC:\Windows\system32\cscript.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft � Console Based Script Host
Exit code:
1
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\cscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
2276"C:\Windows\System32\cmd.exe" /D /c cscript.exe "" //NoLogo /setprt:1688C:\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
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2644"C:\Windows\System32\cmd.exe" /D /c files.dat -y -pkmsautoC:\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
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\usp10.dll
2704cscript.exe "" //NoLogo /remhstC:\Windows\system32\cscript.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft � Console Based Script Host
Exit code:
1
Version:
5.8.7600.16385
Modules
Images
c:\windows\system32\cscript.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\user32.dll
Total events
927
Read events
925
Write events
2
Delete events
0

Modification events

(PID) Process:(1400) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform
Operation:writeName:KeyManagementServiceName
Value:
kms.loli.beer
(PID) Process:(3660) reg.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SoftwareProtectionPlatform
Operation:writeName:KeyManagementServicePort
Value:
1688
Executable files
7
Suspicious files
0
Text files
2
Unknown types
0

Dropped files

PID
Process
Filename
Type
1512files.datC:\Users\admin\AppData\Local\Temp\files\x86\cleanospp.exeexecutable
MD5:5FD363D52D04AC200CD24F3BCC903200
SHA256:3FDEFE2AD092A9A7FE0EDF0AC4DC2DE7E5B9CE6A0804F6511C06564194966CF9
3504OInstall.exeC:\Users\admin\AppData\Local\Temp\files\Configure.xmltext
MD5:AC6BE84084E31DBB0E08D188B6C86EC8
SHA256:1879F7DE537C2AA70292C61EBEF9C6477D36E25B2E6A639E318B159E0A22B0FC
1512files.datC:\Users\admin\AppData\Local\Temp\files\x64\msvcr100.dllexecutable
MD5:DF3CA8D16BDED6A54977B30E66864D33
SHA256:1D1A1AE540BA132F998D60D3622F0297B6E86AE399332C3B47462D7C0F560A36
1512files.datC:\Users\admin\AppData\Local\Temp\files\x64\cleanospp.exeexecutable
MD5:162AB955CB2F002A73C1530AA796477F
SHA256:5CE462E5F34065FC878362BA58617FAB28C22D631B9D836DDDCF43FB1AD4DE6E
3504OInstall.exeC:\Users\admin\AppData\Local\Temp\test.exeexecutable
MD5:CC470D06E9AFC9A7C0B395274B02AC88
SHA256:81F84A27C49DDD56C799D935787BECB989A6E5B8E000E76E21C82B6CDE4C42FF
3504OInstall.exeC:\Users\admin\AppData\Local\Temp\files\setup.exeexecutable
MD5:90D78B3BBF1904E60D0D4F6379B38902
SHA256:B4F7ACE176D0EEBA828E7C03F39BEFB30355223860D14E6CA4422FDB81778DF7
1512files.datC:\Users\admin\AppData\Local\Temp\files\Uninstall.xmltext
MD5:364F86F97324EA82FE0D142CD01CF6DD
SHA256:09D5B42140BAB13165BA97FBD0E77792304C3C93555BE02C3DCE21A7A69C66DD
3504OInstall.exeC:\Users\admin\AppData\Local\Temp\files\files.datexecutable
MD5:55D21B2C272A5D6B9F54FA9ED82BF9EB
SHA256:7A1C82E264258470D14CA345EA1A9B6FC34FA19B393A92077A01BE5F1AD08F47
1512files.datC:\Users\admin\AppData\Local\Temp\files\x86\msvcr100.dllexecutable
MD5:BF38660A9125935658CFA3E53FDC7D65
SHA256:60C06E0FA4449314DA3A0A87C1A9D9577DF99226F943637E06F61188E5862EFA
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
1
DNS requests
1
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3840
test.exe
65.52.183.13:1688
kms.loli.beer
Microsoft Corporation
HK
unknown

DNS requests

Domain
IP
Reputation
kms.loli.beer
  • 65.52.183.13
unknown

Threats

No threats detected
No debug info
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Reports
OInstall.exe