2024-08-29_3c9aebeae2db7280770d7ed738bdc2de_cobalt-strike_hijackloader_ryuk

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General

Target

2024-08-29_3c9aebeae2db7280770d7ed738bdc2de_cobalt-strike_hijackloader_ryuk
Size

794KB
MD5

3c9aebeae2db7280770d7ed738bdc2de
SHA1

ca7fc289b8f59db711a097cf2090c5c58d4da24d
SHA256

79a43754ab42ac9065436d634bf8244a5da12a3a358e496680ff4706f3d49805
SHA512

18b83837ab56930aeb79a75bfd6adbacdba57fd0fab02e77b7db151c57d14985b4486364bbb3d936be5c4bcd0560cf348909fd1407ff3dfb1b9f06da78a5b2f5
SSDEEP

12288:T7qorIj2+5VeXXdcu6Iv3gib/KTcYvmA7BqUJBd8l4PhDdQaq:PPIjb5qfb/Klvh4lePhDdQaq

Score

1^/10

Malware Config

Signatures

Files

2024-08-29_3c9aebeae2db7280770d7ed738bdc2de_cobalt-strike_hijackloader_ryuk
.exe windows:10 windows x64 arch:x64

27ef3399df73136693cdb0dd8b970ec4

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

e9:f8:2d:f4:3f:dd:38:1e:62:fb:92:d6:b3:08:66:b1:b8:09:fb:bb:26:83:d3:34:e6:c2:e1:ef:f0:b3:2a:c2
Signer

Actual PE Digest

e9:f8:2d:f4:3f:dd:38:1e:62:fb:92:d6:b3:08:66:b1:b8:09:fb:bb:26:83:d3:34:e6:c2:e1:ef:f0:b3:2a:c2

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

rnpkeys.pdb

Imports

rnp

rnp_backend_string
rnp_backend_version
rnp_buffer_clear
rnp_buffer_destroy
rnp_calculate_iterations
rnp_detect_homedir_info
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_import_signatures
rnp_input_destroy
rnp_input_from_memory
rnp_input_from_path
rnp_input_from_stdin
rnp_key_25519_bits_tweak
rnp_key_25519_bits_tweaked
rnp_key_allows_usage
rnp_key_export
rnp_key_export_revocation
rnp_key_get_alg
rnp_key_get_bits
rnp_key_get_creation
rnp_key_get_curve
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_protection_cipher
rnp_key_get_protection_hash
rnp_key_get_protection_iterations
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_protected
rnp_key_is_revoked
rnp_key_is_sub
rnp_key_is_valid
rnp_key_lock
rnp_key_protect
rnp_key_remove
rnp_key_revoke
rnp_key_set_expiration
rnp_key_unlock
rnp_key_unprotect
rnp_load_keys
rnp_locate_key
rnp_op_generate_create
rnp_op_generate_destroy
rnp_op_generate_execute
rnp_op_generate_get_key
rnp_op_generate_set_bits
rnp_op_generate_set_curve
rnp_op_generate_set_expiration
rnp_op_generate_set_hash
rnp_op_generate_set_userid
rnp_op_generate_subkey_create
rnp_output_destroy
rnp_output_finish
rnp_output_to_armor
rnp_output_to_file
rnp_output_to_null
rnp_output_to_path
rnp_output_to_stdout
rnp_request_password
rnp_save_keys
rnp_set_timestamp
rnp_signature_get_creation
rnp_signature_get_key_fprint
rnp_signature_get_keyid
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
DuplicateHandle
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: 570KB - Virtual size: 569KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 157KB - Virtual size: 156KB

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: 26KB - Virtual size: 26KB

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

27ef3399df73136693cdb0dd8b970ec4

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

e9:f8:2d:f4:3f:dd:38:1e:62:fb:92:d6:b3:08:66:b1:b8:09:fb:bb:26:83:d3:34:e6:c2:e1:ef:f0:b3:2a:c2Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

rnp

shell32

advapi32

kernel32

Sections

.text Size: 570KB - Virtual size: 569KB

.rdata Size: 157KB - Virtual size: 156KB

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

.pdata Size: 26KB - Virtual size: 26KB

.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

e9:f8:2d:f4:3f:dd:38:1e:62:fb:92:d6:b3:08:66:b1:b8:09:fb:bb:26:83:d3:34:e6:c2:e1:ef:f0:b3:2a:c2
Signer

.text
Size: 570KB - Virtual size: 569KB

.rdata
Size: 157KB - Virtual size: 156KB

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

.pdata
Size: 26KB - Virtual size: 26KB

.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