2024-08-29_9d5dea5e4049f270d2ba9e3276992bbe_cobalt-strike_hijackloader_ryuk

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General

Target

2024-08-29_9d5dea5e4049f270d2ba9e3276992bbe_cobalt-strike_hijackloader_ryuk
Size

740KB
MD5

9d5dea5e4049f270d2ba9e3276992bbe
SHA1

3eef27fc4a2f7b67453105413f1bf05cf132bc06
SHA256

0af9a2314e1c49df4400bccff5d883ca79b7690b181c761fda73ba6ef4f27596
SHA512

eab6ce0693e94930e8b86647df33f14d0c5dd4ba2ac25d3ec86b4199f1d44c722e7182f1ed866709cd2944feed9380078db5702d313a61ae0dc78595af972362
SSDEEP

12288:GmN85PpRcq9XL236QAHsJrko06KWtI6wfh+65nlnjOJoQ6qpdD5dDYg5z:AVQK23HAMJrko06KWtI60X5RjYH6qpd7

Score

1^/10

Malware Config

Signatures

Files

2024-08-29_9d5dea5e4049f270d2ba9e3276992bbe_cobalt-strike_hijackloader_ryuk
.exe windows:6 windows x64 arch:x64

7774246fa430659c29fcd45d504c7a86

Code Sign

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39
Certificate

Issuer

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

Not Before

10/11/2006, 00:00

Not After

10/11/2031, 00:00

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:1c:d3:ee:a4:7e:dd:a7:a0:32:57:3b:01:4d:0a:fd
Certificate

Issuer

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

Not Before

09/04/2021, 00:00

Not After

19/06/2024, 23:59

Subject

CN=Mozilla Corporation,OU=Firefox Engineering Operations,O=Mozilla Corporation,L=Mountain View,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

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

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

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

b9:bf:0e:00:c9:b7:12:ac:bc:36:3d:07:91:6f:d2:75:0b:03:72:e6:c0:e9:60:ed:59:27:2a:a2:08:70:36:45
Signer

Actual PE Digest

b9:bf:0e:00:c9:b7:12:ac:bc:36:3d:07:91:6f:d2:75:0b:03:72:e6:c0:e9:60:ed:59:27:2a:a2:08:70:36:45

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_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_pass_provider
rnp_get_default_homedir
rnp_get_public_key_count
rnp_get_secret_key_count
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_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_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

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

Sections

.text
Size: 512KB - Virtual size: 512KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 175KB - Virtual size: 175KB

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: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 16B

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

.rsrc
Size: 1024B - Virtual size: 896B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7774246fa430659c29fcd45d504c7a86

Code Sign

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39Certificate

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0c:1c:d3:ee:a4:7e:dd:a7:a0:32:57:3b:01:4d:0a:fdCertificate

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

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

b9:bf:0e:00:c9:b7:12:ac:bc:36:3d:07:91:6f:d2:75:0b:03:72:e6:c0:e9:60:ed:59:27:2a:a2:08:70:36:45Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

rnp

shell32

advapi32

kernel32

Sections

.text Size: 512KB - Virtual size: 512KB

.rdata Size: 175KB - Virtual size: 175KB

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

.pdata Size: 24KB - Virtual size: 24KB

.00cfg Size: 512B - Virtual size: 16B

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

.rsrc Size: 1024B - Virtual size: 896B

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

0c:e7:e0:e5:17:d8:46:fe:8f:e5:60:fc:1b:f0:30:39
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0c:1c:d3:ee:a4:7e:dd:a7:a0:32:57:3b:01:4d:0a:fd
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

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

b9:bf:0e:00:c9:b7:12:ac:bc:36:3d:07:91:6f:d2:75:0b:03:72:e6:c0:e9:60:ed:59:27:2a:a2:08:70:36:45
Signer

.text
Size: 512KB - Virtual size: 512KB

.rdata
Size: 175KB - Virtual size: 175KB

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

.pdata
Size: 24KB - Virtual size: 24KB

.00cfg
Size: 512B - Virtual size: 16B

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

.rsrc
Size: 1024B - Virtual size: 896B

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