frpc[.]exe | Triage

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General

Target

frpc.exe
Size

12.0MB
MD5

8432c329ff2b76d501d7c5f2551085cd
SHA1

e41643411cb8b27e7520192104fc6a52f5a0372a
SHA256

52a2de30fc4bdc6ec3f65547a2a4c1700bbe452409f5559f4cc78a5b15a34481
SHA512

3a39e89f2198fb7e69839ee174bf165f159bedd6780628216a426a193d186197113966b82ea4edefd11016ecd3d5d0cfec296bec028f267a8d5deb71d8a6eb08
SSDEEP

98304:bjR/rNCEXhyS+oFu+nlNRfnVDsPBAEoEqCMn0z8VzfcOx:vR/BLRyDARduHoEj8KOx

Score

1^/10

Malware Config

Signatures

Files

frpc.exe
.exe windows x64

ff9f3a86709796c17211f9df12aae74d

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:39:dd:e1:19:bb:32:0d:fb:9f:5d:ef:e3:f7:12:45
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

10/11/2021, 00:00

Not After

09/11/2024, 23:59

Subject

CN=Hangil IT Co.\, Ltd,O=Hangil IT Co.\, Ltd,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d0:aa:2c:ed:45:06:2d:4f:b0:93:24:c8:28:a6:0a:49:ab:7b:d2:52
Signer

Actual PE Digest

d0:aa:2c:ed:45:06:2d:4f:b0:93:24:c8:28:a6:0a:49:ab:7b:d2:52

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=Hangil IT Co.\, Ltd,O=Hangil IT Co.\, Ltd,ST=Seoul,C=KR

03/05/2023, 12:04
Valid: true

Chain 1

CN=Hangil IT Co.\, Ltd,O=Hangil IT Co.\, Ltd,ST=Seoul,C=KR

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

WriteFile
WriteConsoleW
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetUnhandledExceptionFilter
SetThreadPriority
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
ResumeThread
PostQueuedCompletionStatus
LoadLibraryA
LoadLibraryW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetEnvironmentStringsW
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateWaitableTimerA
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler

Sections

.text
Size: 5.5MB - Virtual size: 5.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6.1MB - Virtual size: 6.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 386KB - Virtual size: 821KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 106KB - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ff9f3a86709796c17211f9df12aae74d

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

01:39:dd:e1:19:bb:32:0d:fb:9f:5d:ef:e3:f7:12:45Certificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

d0:aa:2c:ed:45:06:2d:4f:b0:93:24:c8:28:a6:0a:49:ab:7b:d2:52Signer

Signature Validations

Verification

03/05/2023, 12:04 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 5.5MB - Virtual size: 5.5MB

.rdata Size: 6.1MB - Virtual size: 6.1MB

.data Size: 386KB - Virtual size: 821KB

.idata Size: 1KB - Virtual size: 1KB

.reloc Size: 106KB - Virtual size: 105KB

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

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

01:39:dd:e1:19:bb:32:0d:fb:9f:5d:ef:e3:f7:12:45
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

d0:aa:2c:ed:45:06:2d:4f:b0:93:24:c8:28:a6:0a:49:ab:7b:d2:52
Signer

03/05/2023, 12:04
Valid: true

.text
Size: 5.5MB - Virtual size: 5.5MB

.rdata
Size: 6.1MB - Virtual size: 6.1MB

.data
Size: 386KB - Virtual size: 821KB

.idata
Size: 1KB - Virtual size: 1KB

.reloc
Size: 106KB - Virtual size: 105KB

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