SKCertServiceSetup_v2[.]5[.]20_156[.]exe

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General

Target

SKCertServiceSetup_v2.5.20_156.exe
Size

5.6MB
MD5

17f368c94b4411fe477fea3d68598cbf
SHA1

2dd92492f6a8f2802ff6fc1681fe5551882efedf
SHA256

1cee8d6f23207663da613d826ad668453ac9735ccb27f1bc61de6fe193fbb2f3
SHA512

a0ad318c2c31fd7df4ab0a4656ab2652a24238ceaebf3aae7f544ad4278351bda7e5b990c593b0c607f8c79a286db0d9760d6850aa64324d2ed8fe77d8776820
SSDEEP

98304:oddUM30LFZixhlMnkZewLEj2BlEw4baTZmx+J17AI5o9X+9NaDOh8Km:oddv6bKduixQx+amkDOh8Km

Score

1^/10

Malware Config

Signatures

Files

SKCertServiceSetup_v2.5.20_156.exe
.exe windows x86

12f12d364f5f6a801e52c9dce28d1965

Code Sign

56:33:12:1e:f7:61:5d:df:12:6d:26:d5:36:b0:b4:42
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

24/06/2020, 00:00

Not After

23/08/2021, 23:59

Subject

CN=KOSCOM CORP.,O=KOSCOM CORP.,L=Yeongdeungpo-gu,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

56:33:12:1e:f7:61:5d:df:12:6d:26:d5:36:b0:b4:42
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

24/06/2020, 00:00

Not After

23/08/2021, 23:59

Subject

CN=KOSCOM CORP.,O=KOSCOM CORP.,L=Yeongdeungpo-gu,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

8e:87:91:15:35:a1:a4:e5:15:4f:d3:db:34:7c:26:e0:10:dd:f2:ee:55:91:82:c3:67:41:56:2c:5c:f4:3f:78
Signer

Actual PE Digest

8e:87:91:15:35:a1:a4:e5:15:4f:d3:db:34:7c:26:e0:10:dd:f2:ee:55:91:82:c3:67:41:56:2c:5c:f4:3f:78

Digest Algorithm

sha256

PE Digest Matches

true

b1:ab:b6:4d:31:a7:a5:0a:74:9b:92:5d:6a:fd:53:0a:1c:15:b0:74
Signer

Actual PE Digest

b1:ab:b6:4d:31:a7:a5:0a:74:9b:92:5d:6a:fd:53:0a:1c:15:b0:74

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

oleaut32

VariantClear
SysAllocString

user32

SendMessageA
SetTimer
KillTimer
DialogBoxParamA
SetWindowLongA
GetWindowLongA
SetWindowTextW
SetWindowTextA
LoadIconA
LoadStringW
LoadStringA
CharUpperW
CharUpperA
DestroyWindow
EndDialog
PostMessageA
ShowWindow
MessageBoxW
GetDlgItem
DialogBoxParamW

shell32

ShellExecuteExA

msvcrt

_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
_onexit
__dllonexit
??1type_info@@UAE@XZ
_except_handler3
_beginthreadex
memcpy
free
malloc
_CxxThrowException
_purecall
memmove
__CxxFrameHandler
memcmp

kernel32

GetCommandLineW
GetStartupInfoA
GetModuleHandleA
InitializeCriticalSection
ResetEvent
SetEvent
CreateEventA
VirtualFree
VirtualAlloc
Sleep
WaitForMultipleObjects
GetStdHandle
SetEndOfFile
WriteFile
ReadFile
SetFilePointer
GetFileSize
CreateFileA
FindNextFileA
FindFirstFileW
FindFirstFileA
FindClose
GetTempFileNameA
GetTempPathA
GetCurrentDirectoryA
GetFullPathNameW
GetFullPathNameA
lstrlenA
DeleteFileW
DeleteFileA
CreateDirectoryW
CreateDirectoryA
RemoveDirectoryW
SetFileAttributesW
RemoveDirectoryA
SetFileAttributesA
SetLastError
CreateFileW
SetFileTime
GetWindowsDirectoryA
FormatMessageW
FormatMessageA
LocalFree
GetModuleFileNameW
GetModuleFileNameA
AreFileApisANSI
GetLastError
WideCharToMultiByte
MultiByteToWideChar
DeleteCriticalSection
WaitForSingleObject
CloseHandle
CreateProcessA
SetCurrentDirectoryA
GetVersionExA
LeaveCriticalSection
EnterCriticalSection

Sections

.text
Size: 81KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.sxdata
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

12f12d364f5f6a801e52c9dce28d1965

Code Sign

56:33:12:1e:f7:61:5d:df:12:6d:26:d5:36:b0:b4:42Certificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

56:33:12:1e:f7:61:5d:df:12:6d:26:d5:36:b0:b4:42Certificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

8e:87:91:15:35:a1:a4:e5:15:4f:d3:db:34:7c:26:e0:10:dd:f2:ee:55:91:82:c3:67:41:56:2c:5c:f4:3f:78Signer

b1:ab:b6:4d:31:a7:a5:0a:74:9b:92:5d:6a:fd:53:0a:1c:15:b0:74Signer

Headers

File Characteristics

Imports

oleaut32

user32

shell32

msvcrt

kernel32

Sections

.text Size: 81KB - Virtual size: 80KB

.rdata Size: 15KB - Virtual size: 15KB

.data Size: 2KB - Virtual size: 10KB

.sxdata Size: 512B - Virtual size: 4B

.rsrc Size: 3KB - Virtual size: 2KB

56:33:12:1e:f7:61:5d:df:12:6d:26:d5:36:b0:b4:42
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

56:33:12:1e:f7:61:5d:df:12:6d:26:d5:36:b0:b4:42
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

8e:87:91:15:35:a1:a4:e5:15:4f:d3:db:34:7c:26:e0:10:dd:f2:ee:55:91:82:c3:67:41:56:2c:5c:f4:3f:78
Signer

b1:ab:b6:4d:31:a7:a5:0a:74:9b:92:5d:6a:fd:53:0a:1c:15:b0:74
Signer

.text
Size: 81KB - Virtual size: 80KB

.rdata
Size: 15KB - Virtual size: 15KB

.data
Size: 2KB - Virtual size: 10KB

.sxdata
Size: 512B - Virtual size: 4B

.rsrc
Size: 3KB - Virtual size: 2KB