2024-08-29_17c2376d64ac37108d2eaa4a6fb4da36_cobalt-strike_hijackloader_ryuk

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General

Target

2024-08-29_17c2376d64ac37108d2eaa4a6fb4da36_cobalt-strike_hijackloader_ryuk
Size

778KB
MD5

17c2376d64ac37108d2eaa4a6fb4da36
SHA1

d18c940d3d33e1eb64f164bc78d839885d673282
SHA256

9dd91dfb2e0a6b323811048cd658d0d6cac08b526fbe26457f0ae676ef292f5f
SHA512

16c45a527a0509d9670c2fe6de790ca23fe89f5f4dc0cc7c6bbfa52aeb3658d4c6d0ba3c62cba6957f980056db8a9832a868745c83512a2dfdcbca885ef234aa
SSDEEP

12288:VyaOfACO/iGnw97bhepLBO33DgjarTuJ9P2Zn1dpNvOblD3XA:QhACOKGnQgjmuJ92nmblDg

Score

1^/10

Malware Config

Signatures

Files

2024-08-29_17c2376d64ac37108d2eaa4a6fb4da36_cobalt-strike_hijackloader_ryuk
.exe windows:10 windows x64 arch:x64

627704ca1663040dab6a0efa1552ba17

Code Sign

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

Issuer

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

Not Before

09/06/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:37:b0:d0:dc:dc:ab:8d:78:d2:f4:0c:b1:22:f9:3f
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

02/04/2024, 00:00

Not After

18/06/2027, 23:59

Subject

CN=Mozilla Corporation,OU=Firefox Engineering Operations,O=Mozilla Corporation,L=San Francisco,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

f8:df:66:d2:30:6a:a1:c7:e1:3b:44:a4:08:72:33:93:d6:73:f9:6d:1a:43:0e:e6:d0:a3:1d:bd:5f:5a:3d:fe
Signer

Actual PE Digest

f8:df:66:d2:30:6a:a1:c7:e1:3b:44:a4:08:72:33:93:d6:73:f9:6d:1a:43:0e:e6:d0:a3:1d:bd:5f:5a:3d:fe

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

rnp-cli.pdb

Imports

rnp

rnp_backend_string
rnp_backend_version
rnp_buffer_clear
rnp_buffer_destroy
rnp_calculate_iterations
rnp_dearmor
rnp_detect_homedir_info
rnp_dump_packets_to_json
rnp_dump_packets_to_output
rnp_enarmor
rnp_ffi_create
rnp_ffi_destroy
rnp_ffi_set_key_provider
rnp_ffi_set_pass_provider
rnp_get_default_homedir
rnp_get_public_key_count
rnp_get_secret_key_count
rnp_get_security_rule
rnp_guess_contents
rnp_identifier_iterator_create
rnp_identifier_iterator_destroy
rnp_identifier_iterator_next
rnp_import_keys
rnp_input_destroy
rnp_input_from_memory
rnp_input_from_path
rnp_input_from_stdin
rnp_key_allows_usage
rnp_key_get_alg
rnp_key_get_bits
rnp_key_get_creation
rnp_key_get_expiration
rnp_key_get_fprint
rnp_key_get_grip
rnp_key_get_keyid
rnp_key_get_primary_fprint
rnp_key_get_primary_grip
rnp_key_get_primary_uid
rnp_key_get_signature_at
rnp_key_get_signature_count
rnp_key_get_subkey_at
rnp_key_get_subkey_count
rnp_key_get_uid_at
rnp_key_get_uid_count
rnp_key_get_uid_handle_at
rnp_key_handle_destroy
rnp_key_have_secret
rnp_key_is_expired
rnp_key_is_primary
rnp_key_is_revoked
rnp_key_is_sub
rnp_key_is_valid
rnp_load_keys
rnp_locate_key
rnp_op_encrypt_add_password
rnp_op_encrypt_add_recipient
rnp_op_encrypt_add_signature
rnp_op_encrypt_create
rnp_op_encrypt_destroy
rnp_op_encrypt_execute
rnp_op_encrypt_set_aead
rnp_op_encrypt_set_aead_bits
rnp_op_encrypt_set_armor
rnp_op_encrypt_set_cipher
rnp_op_encrypt_set_compression
rnp_op_encrypt_set_creation_time
rnp_op_encrypt_set_expiration_time
rnp_op_encrypt_set_file_mtime
rnp_op_encrypt_set_file_name
rnp_op_encrypt_set_flags
rnp_op_encrypt_set_hash
rnp_op_sign_add_signature
rnp_op_sign_cleartext_create
rnp_op_sign_create
rnp_op_sign_destroy
rnp_op_sign_detached_create
rnp_op_sign_execute
rnp_op_sign_set_armor
rnp_op_sign_set_compression
rnp_op_sign_set_creation_time
rnp_op_sign_set_expiration_time
rnp_op_sign_set_file_mtime
rnp_op_sign_set_file_name
rnp_op_sign_set_hash
rnp_op_verify_create
rnp_op_verify_destroy
rnp_op_verify_detached_create
rnp_op_verify_execute
rnp_op_verify_get_recipient_at
rnp_op_verify_get_recipient_count
rnp_op_verify_get_signature_at
rnp_op_verify_get_signature_count
rnp_op_verify_set_flags
rnp_op_verify_signature_get_handle
rnp_op_verify_signature_get_status
rnp_op_verify_signature_get_times
rnp_output_destroy
rnp_output_to_file
rnp_output_to_null
rnp_output_to_stdout
rnp_output_write
rnp_recipient_get_keyid
rnp_result_to_string
rnp_set_timestamp
rnp_signature_get_alg
rnp_signature_get_creation
rnp_signature_get_key_fprint
rnp_signature_get_keyid
rnp_signature_get_signer
rnp_signature_handle_destroy
rnp_signature_is_valid
rnp_supported_features
rnp_supports_feature
rnp_uid_get_signature_at
rnp_uid_get_signature_count
rnp_uid_handle_destroy
rnp_uid_is_revoked
rnp_uid_is_valid
rnp_unload_keys

shell32

CommandLineToArgvW

advapi32

CryptAcquireContextA
CryptGenRandom
CryptReleaseContext

kernel32

AcquireSRWLockExclusive
CloseHandle
CompareStringEx
CompareStringW
CreateDirectoryW
CreateFileW
DecodePointer
DeleteCriticalSection
DeleteFileW
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetFileAttributesExW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFullPathNameW
GetLastError
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersion
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LocalFree
MultiByteToWideChar
PeekNamedPipe
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEnvironmentVariableW
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SleepConditionVariableSRW
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 561KB - Virtual size: 561KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 151KB - Virtual size: 150KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

627704ca1663040dab6a0efa1552ba17

Code Sign

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0Certificate

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

07:37:b0:d0:dc:dc:ab:8d:78:d2:f4:0c:b1:22:f9:3fCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

f8:df:66:d2:30:6a:a1:c7:e1:3b:44:a4:08:72:33:93:d6:73:f9:6d:1a:43:0e:e6:d0:a3:1d:bd:5f:5a:3d:feSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

rnp

shell32

advapi32

kernel32

Sections

.text Size: 561KB - Virtual size: 561KB

.rdata Size: 151KB - Virtual size: 150KB

.data Size: 10KB - Virtual size: 17KB

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

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

.tls Size: 512B - Virtual size: 9B

_RDATA Size: 512B - Virtual size: 500B

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

.reloc Size: 4KB - Virtual size: 3KB

01:24:0a:fb:1e:38:0b:8a:16:f1:4b:71:9d:f4:d3:c0
Certificate

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

07:37:b0:d0:dc:dc:ab:8d:78:d2:f4:0c:b1:22:f9:3f
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

f8:df:66:d2:30:6a:a1:c7:e1:3b:44:a4:08:72:33:93:d6:73:f9:6d:1a:43:0e:e6:d0:a3:1d:bd:5f:5a:3d:fe
Signer

.text
Size: 561KB - Virtual size: 561KB

.rdata
Size: 151KB - Virtual size: 150KB

.data
Size: 10KB - Virtual size: 17KB

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

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

.tls
Size: 512B - Virtual size: 9B

_RDATA
Size: 512B - Virtual size: 500B

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

.reloc
Size: 4KB - Virtual size: 3KB