Note-2[.]iso | Triage

Resubmissions

29/07/2023, 09:59

230729-lz74dscb32 6

30/05/2023, 08:05

230530-jy3q6sgf9t 6

Sharing

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General

Target

Note-2.iso
Size

2.8MB
MD5

0e4e30fe797e02f3f18892b24a6b3087
SHA1

e4846460539e51e3e0f9398b8c215d5bc39e70fe
SHA256

22b037f0a42579b45530bed196dd2b47fd4d4dffb8daa2738581287932794954
SHA512

9e985120fdcad03ba35c9ab4c786a1850056ac64f9eecfbf4298445baf877f9a82c2a9956eedd632eecd5f4668b6f99b82404078225d03b1092de3a167d7bdf3
SSDEEP

24576:ITWA3VMNdRaQK29cult36t6p1F0s4gmoDKoV/A04HqRNCodot:T/9cufb19vPV/6W+

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/APPVISVS.DLL

Files

Note-2.iso
.iso
APPVISVS.DLL
.dll windows x64

7aa6f04aa6a5101fb0359e1e866c99f5

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

Sleep
EnterCriticalSection
InitializeSListHead
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetProcAddress
CloseHandle

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__std_type_info_destroy_list
__std_exception_destroy
__C_specific_handler
memset
__std_exception_copy
_CxxThrowException
memcpy

api-ms-win-crt-heap-l1-1-0

free
_callnewh
malloc

api-ms-win-crt-runtime-l1-1-0

_initterm_e
_crt_atexit
_execute_onexit_table
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
_cexit
_initterm
exit

api-ms-win-crt-utility-l1-1-0

rand
srand

api-ms-win-crt-stdio-l1-1-0

tmpnam_s
fread_s
fopen_s
fclose
ftell
fseek

api-ms-win-crt-time-l1-1-0

_time64

Exports

Exports

APIExportForDetours
CurrentThreadIsVirtualized
IsProcessHooked
RequestUnhookedFunctionList
VirtualizeCurrentProcess
VirtualizeCurrentThread

Sections

.text
Size: 79KB - Virtual size: 79KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 22KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
BDCMETAD.XSD
NOTE____.EXE
.exe windows x64

Code Sign

33:00:00:04:91:64:62:f3:b7:3e:e2:0c:cd:00:00:00:00:04:91
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

12/05/2022, 20:47

Not After

11/05/2023, 20:47

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:02:d0:e7:eb:7c:2e:f6:ce:23:e1:00:00:00:00:02:d0
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

12/05/2022, 20:46

Not After

11/05/2023, 20:46

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8e
Signer

Actual PE Digest

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8e

Digest Algorithm

sha256

PE Digest Matches

true

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8e
Signer

Actual PE Digest

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8e

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

Exports

Exports

DllGetLCID

Sections

.text
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 32B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.c2r
Size: 512B - Virtual size: 356B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

7aa6f04aa6a5101fb0359e1e866c99f5

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

vcruntime140_1

vcruntime140

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-time-l1-1-0

Exports

Exports

Sections

.text Size: 79KB - Virtual size: 79KB

.rdata Size: 22KB - Virtual size: 22KB

.data Size: 512B - Virtual size: 4KB

.pdata Size: 5KB - Virtual size: 4KB

.reloc Size: 512B - Virtual size: 100B

Code Sign

33:00:00:04:91:64:62:f3:b7:3e:e2:0c:cd:00:00:00:00:04:91Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

33:00:00:02:d0:e7:eb:7c:2e:f6:ce:23:e1:00:00:00:00:02:d0Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8eSigner

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8eSigner

Headers

DLL Characteristics

File Characteristics

Exports

Exports

Sections

.text Size: 14KB - Virtual size: 14KB

.rdata Size: 9KB - Virtual size: 8KB

.data Size: 1024B - Virtual size: 2KB

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

.didat Size: 512B - Virtual size: 32B

.c2r Size: 512B - Virtual size: 356B

.rsrc Size: 1.5MB - Virtual size: 1.5MB

.reloc Size: 512B - Virtual size: 160B

.text
Size: 79KB - Virtual size: 79KB

.rdata
Size: 22KB - Virtual size: 22KB

.data
Size: 512B - Virtual size: 4KB

.pdata
Size: 5KB - Virtual size: 4KB

.reloc
Size: 512B - Virtual size: 100B

33:00:00:04:91:64:62:f3:b7:3e:e2:0c:cd:00:00:00:00:04:91
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

33:00:00:02:d0:e7:eb:7c:2e:f6:ce:23:e1:00:00:00:00:02:d0
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8e
Signer

19:a1:52:2e:ee:d1:00:7c:c9:8b:46:d4:00:57:b2:17:b0:56:25:69:13:df:14:07:6b:43:7a:c2:50:28:07:8e
Signer

.text
Size: 14KB - Virtual size: 14KB

.rdata
Size: 9KB - Virtual size: 8KB

.data
Size: 1024B - Virtual size: 2KB

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

.didat
Size: 512B - Virtual size: 32B

.c2r
Size: 512B - Virtual size: 356B

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

.reloc
Size: 512B - Virtual size: 160B