curl[.]exe | Triage

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General

Target

curl.exe
Size

4.6MB
MD5

a14e5160a1bf43c3b39f3e955b4907e6
SHA1

49a9acb8471290f40500b85429441513dfa90d22
SHA256

41778362689a815450f4e64b81aa163b28a387801d2174008ae4e63656e941fd
SHA512

5a02a6724ca9b425e455b5a6fe3b5d482ca39293f79a79f8b769eb673b2735de1f4e746e60a7b8ab278a9ce8a7fe52fb736553293ec8c262e7ed9d72d56f868b
SSDEEP

98304:bXU71C++h+yt03vIEem+SYZRiLjWP+8eE8CRhBVce:Y71hYV38AVce

Score

1^/10

Malware Config

Signatures

Files

curl.exe
.exe windows x64

bc00bc8c9b55ad65c1dddefa56f16107

Code Sign

0f:07:dd:d7:18:7f:eb:e5:92:aa:9d:cb:35:81:8f:8a:94:06:ac:9d
Certificate

Issuer

CN=curl-for-win Root CA 2021

Not Before

17/01/2021, 22:40

Not After

17/01/2024, 22:40

Subject

CN=curl-for-win Code Signing Authority

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:08:26:c5:81:9f:76:fc:32:01:f2:dc:10:c9:a7:1e:73:c5:71:25
Certificate

Issuer

CN=curl-for-win Root CA 2021

Not Before

17/01/2021, 22:40

Not After

17/01/2026, 22:40

Subject

CN=curl-for-win Root CA 2021

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

81:c6:93:30:92:ca:fe:4a:0f:4a:a6:b8:f6:be:7b:00:bf:24:83:59:3b:f4:e0:cc:b1:c8:73:b3:d7:51:a7:b6:fb:6d:0d:88:4a:3b:2d:65:2d:6e:5f:c2:90:2d:5e:5d:24:70:03:f4:fe:c6:c8:ef:a4:49:4b:4c:77:01:d0:2b
Signer

Actual PE Digest

81:c6:93:30:92:ca:fe:4a:0f:4a:a6:b8:f6:be:7b:00:bf:24:83:59:3b:f4:e0:cc:b1:c8:73:b3:d7:51:a7:b6:fb:6d:0d:88:4a:3b:2d:65:2d:6e:5f:c2:90:2d:5e:5d:24:70:03:f4:fe:c6:c8:ef:a4:49:4b:4c:77:01:d0:2b

Digest Algorithm

sha512

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

CryptAcquireContextA
CryptAcquireContextW
CryptCreateHash
CryptDestroyHash
CryptGenRandom
CryptGetHashParam
CryptHashData
CryptReleaseContext
DeregisterEventSource
RegisterEventSourceW
ReportEventW

crypt32

CertAddCertificateContextToStore
CertCloseStore
CertCreateCertificateChainEngine
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFindExtension
CertFreeCertificateChain
CertFreeCertificateChainEngine
CertFreeCertificateContext
CertGetCertificateChain
CertGetEnhancedKeyUsage
CertGetIntendedKeyUsage
CertGetNameStringA
CertOpenStore
CertOpenSystemStoreA
CryptDecodeObjectEx
CryptQueryObject
CryptStringToBinaryA
PFXImportCertStore

kernel32

CloseHandle
CompareFileTime
ConvertFiberToThread
ConvertThreadToFiber
CreateFiber
CreateFileA
CreateFileMappingA
CreateToolhelp32Snapshot
DeleteCriticalSection
DeleteFiber
EnterCriticalSection
FindClose
FindFirstFileW
FindNextFileW
FormatMessageW
FreeLibrary
GetACP
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentVariableA
GetEnvironmentVariableW
GetFileSizeEx
GetFileTime
GetFileType
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetProcAddress
GetStartupInfoA
GetStdHandle
GetSystemDirectoryA
GetSystemTime
GetSystemTimeAsFileTime
GetTickCount
GetTimeZoneInformation
GetVersion
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
LoadLibraryW
MapViewOfFile
Module32First
Module32Next
MoveFileExA
MultiByteToWideChar
PeekNamedPipe
QueryPerformanceCounter
QueryPerformanceFrequency
ReadConsoleA
ReadConsoleW
ReadFile
RtlVirtualUnwind
SearchPathA
SetConsoleCtrlHandler
SetConsoleMode
SetEndOfFile
SetFileTime
SetLastError
SetUnhandledExceptionFilter
Sleep
SleepEx
SwitchToFiber
SystemTimeToFileTime
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnmapViewOfFile
VerSetConditionMask
VerifyVersionInfoA
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_access
_acmdln
_amsg_exit
_beginthreadex
_cexit
_chmod
_commode
_difftime64
_errno
_exit
_fileno
_fmode
_fstat64
_get_osfhandle
_getpid
_gmtime64
_initterm
_localtime64
_lock
_lseeki64
_onexit
_open
_setmode
_stat64
_strdup
_stricmp
_strnicmp
_strtoi64
_sys_nerr
_time64
_unlock
_vsnprintf
_vsnwprintf
_wfopen
abort
atoi
bsearch
calloc
clearerr
exit
fclose
feof
ferror
fflush
fgets
fopen
fprintf
fputc
fputs
fread
free
fseek
ftell
fwrite
getc
getenv
isdigit
islower
isprint
isspace
isupper
isxdigit
localeconv
malloc
memchr
memcmp
memcpy
memmove
memset
putchar
puts
qsort
raise
realloc
rewind
setbuf
setlocale
setvbuf
signal
strcat
strchr
strcmp
strcpy
strcspn
strerror
strftime
strlen
strncmp
strncpy
strpbrk
strrchr
strspn
strstr
strtok
strtol
strtoul
tolower
ungetc
vfprintf
wcscpy
wcslen
wcsstr
wcstombs
_write
_unlink
_strdup
_setmode
_read
_mkdir
_isatty
_getch
_fileno
_fdopen
_close

user32

FindWindowA
GetProcessWindowStation
GetUserObjectInformationW
MessageBoxW
SendMessageA

wldap32

ber_free
ldap_bind_s
ldap_err2string
ldap_first_attribute
ldap_first_entry
ldap_get_dn
ldap_get_values_len
ldap_init
ldap_memfree
ldap_msgfree
ldap_next_attribute
ldap_next_entry
ldap_search_s
ldap_set_option
ldap_simple_bind_s
ldap_sslinit
ldap_unbind_s
ldap_value_free_len

ws2_32

WSACleanup
WSACloseEvent
WSACreateEvent
WSAEnumNetworkEvents
WSAEventSelect
WSAGetLastError
WSAIoctl
WSAResetEvent
WSASetEvent
WSASetLastError
WSAStartup
WSAWaitForMultipleEvents
__WSAFDIsSet
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
gethostbyname
gethostname
getnameinfo
getpeername
getsockname
getsockopt
htonl
htons
ioctlsocket
listen
ntohs
recv
recvfrom
select
send
sendto
setsockopt
shutdown
socket

Sections

.text
Size: 3.2MB - Virtual size: 3.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 105KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 97KB - Virtual size: 97KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 20KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 49B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 31KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

bc00bc8c9b55ad65c1dddefa56f16107

Code Sign

0f:07:dd:d7:18:7f:eb:e5:92:aa:9d:cb:35:81:8f:8a:94:06:ac:9dCertificate

Extended Key Usages

Key Usages

05:08:26:c5:81:9f:76:fc:32:01:f2:dc:10:c9:a7:1e:73:c5:71:25Certificate

Key Usages

81:c6:93:30:92:ca:fe:4a:0f:4a:a6:b8:f6:be:7b:00:bf:24:83:59:3b:f4:e0:cc:b1:c8:73:b3:d7:51:a7:b6:fb:6d:0d:88:4a:3b:2d:65:2d:6e:5f:c2:90:2d:5e:5d:24:70:03:f4:fe:c6:c8:ef:a4:49:4b:4c:77:01:d0:2bSigner

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

crypt32

kernel32

msvcrt

user32

wldap32

ws2_32

Sections

.text Size: 3.2MB - Virtual size: 3.2MB

.data Size: 25KB - Virtual size: 25KB

.rdata Size: 1.1MB - Virtual size: 1.1MB

.pdata Size: 105KB - Virtual size: 104KB

.xdata Size: 97KB - Virtual size: 97KB

.bss Size: - Virtual size: 20KB

.edata Size: 512B - Virtual size: 49B

.idata Size: 11KB - Virtual size: 10KB

.CRT Size: 512B - Virtual size: 104B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 31KB - Virtual size: 30KB

0f:07:dd:d7:18:7f:eb:e5:92:aa:9d:cb:35:81:8f:8a:94:06:ac:9d
Certificate

05:08:26:c5:81:9f:76:fc:32:01:f2:dc:10:c9:a7:1e:73:c5:71:25
Certificate

81:c6:93:30:92:ca:fe:4a:0f:4a:a6:b8:f6:be:7b:00:bf:24:83:59:3b:f4:e0:cc:b1:c8:73:b3:d7:51:a7:b6:fb:6d:0d:88:4a:3b:2d:65:2d:6e:5f:c2:90:2d:5e:5d:24:70:03:f4:fe:c6:c8:ef:a4:49:4b:4c:77:01:d0:2b
Signer

.text
Size: 3.2MB - Virtual size: 3.2MB

.data
Size: 25KB - Virtual size: 25KB

.rdata
Size: 1.1MB - Virtual size: 1.1MB

.pdata
Size: 105KB - Virtual size: 104KB

.xdata
Size: 97KB - Virtual size: 97KB

.bss
Size: - Virtual size: 20KB

.edata
Size: 512B - Virtual size: 49B

.idata
Size: 11KB - Virtual size: 10KB

.CRT
Size: 512B - Virtual size: 104B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 31KB - Virtual size: 30KB