AppvIsvSubsystems64[.]dll[.]exe

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General

Target

AppvIsvSubsystems64.dll.exe
Size

6.8MB
MD5

4ce8c27aa4f502d34fa2822990fbe5d3
SHA1

303a0b8575e36ed6db6132cd9f47d1955fd8d9cf
SHA256

91106d4e005f48f634db468fa7de022e894b7fa3dfa3f98aa69c7a3cfdf1b394
SHA512

710321c017f580c9c83bfa0663cd7977cd787b73cd57acdb860fa76789fdafd6a1123d16af6cea78e09c89d2aa2a9b72f353f536786a5ab71fc8efcf7c0bc16a
SSDEEP

6144:ZZ2tm6+5KpAEAjYOBs93caMSbOSrPBzQ3TR4crBRO0:Hv6AxjtBs/fCswTtXz

Score

1^/10

Malware Config

Signatures

Files

AppvIsvSubsystems64.dll.exe
.dll windows x64

e18a9097505bad99c2df7c07b2e9ef02

Code Sign

33:00:00:03:8d:b0:bf:e1:b0:ca:33:b3:d4:00:00:00:00:03:8d
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

05-05-2022 19:23

Not After

04-05-2023 19:23

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

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

Not Before

19-10-2011 18:41

Not After

19-10-2026 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:68:7a:56:6f:42:37:a7:3e:66:c5:e9:57:c2:05:ca:8b:34:d2:ea:f5:80:b6:46:e8:c7:1d:31:76:46:01:2b
Signer

Actual PE Digest

33:68:7a:56:6f:42:37:a7:3e:66:c5:e9:57:c2:05:ca:8b:34:d2:ea:f5:80:b6:46:e8:c7:1d:31:76:46:01:2b

Digest Algorithm

sha256

PE Digest Matches

false

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_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

DeleteCriticalSection
EnterCriticalSection
GetLastError
GetProcAddress
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
MultiByteToWideChar
SetLastError
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WideCharToMultiByte

msvcrt

___lc_codepage_func
___mb_cur_max_func
__iob_func
_amsg_exit
_errno
_fileno
_initterm
_lock
_setjmp
_setmode
_unlock
abort
calloc
exit
fflush
fputc
free
fwrite
localeconv
malloc
memcpy
memset
rand
realloc
signal
strerror
strlen
strncmp
vfprintf
wcslen
longjmp

Exports

Exports

DllMain
NimMain

Sections

.text
Size: 140KB - Virtual size: 140KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 102KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 88B

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: 512B - Virtual size: 256B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 60KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 512B - Virtual size: 463B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/97
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/113
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.giats
Size: 6.5MB - Virtual size: 6.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e18a9097505bad99c2df7c07b2e9ef02

Code Sign

33:00:00:03:8d:b0:bf:e1:b0:ca:33:b3:d4:00:00:00:00:03:8dCertificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

33:68:7a:56:6f:42:37:a7:3e:66:c5:e9:57:c2:05:ca:8b:34:d2:ea:f5:80:b6:46:e8:c7:1d:31:76:46:01:2bSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Exports

Exports

Sections

.text Size: 140KB - Virtual size: 140KB

.data Size: 8KB - Virtual size: 8KB

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

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

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

.bss Size: - Virtual size: 102KB

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

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

.CRT Size: 512B - Virtual size: 88B

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

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

.reloc Size: 512B - Virtual size: 256B

/4 Size: 1KB - Virtual size: 1KB

/19 Size: 60KB - Virtual size: 59KB

/31 Size: 11KB - Virtual size: 10KB

/45 Size: 25KB - Virtual size: 25KB

/57 Size: 8KB - Virtual size: 7KB

/70 Size: 512B - Virtual size: 463B

/81 Size: 4KB - Virtual size: 4KB

/97 Size: 30KB - Virtual size: 30KB

/113 Size: 1KB - Virtual size: 1KB

.giats Size: 6.5MB - Virtual size: 6.5MB

33:00:00:03:8d:b0:bf:e1:b0:ca:33:b3:d4:00:00:00:00:03:8d
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

33:68:7a:56:6f:42:37:a7:3e:66:c5:e9:57:c2:05:ca:8b:34:d2:ea:f5:80:b6:46:e8:c7:1d:31:76:46:01:2b
Signer

.text
Size: 140KB - Virtual size: 140KB

.data
Size: 8KB - Virtual size: 8KB

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

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

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

.bss
Size: - Virtual size: 102KB

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

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

.CRT
Size: 512B - Virtual size: 88B

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

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

.reloc
Size: 512B - Virtual size: 256B

/4
Size: 1KB - Virtual size: 1KB

/19
Size: 60KB - Virtual size: 59KB

/31
Size: 11KB - Virtual size: 10KB

/45
Size: 25KB - Virtual size: 25KB

/57
Size: 8KB - Virtual size: 7KB

/70
Size: 512B - Virtual size: 463B

/81
Size: 4KB - Virtual size: 4KB

/97
Size: 30KB - Virtual size: 30KB

/113
Size: 1KB - Virtual size: 1KB

.giats
Size: 6.5MB - Virtual size: 6.5MB