atmfd[.]dll | Triage

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General

Target

atmfd.dll
Size

367KB
MD5

2b75e4a56f5ecfeddef0328575f15f40
SHA1

e5954a74fca52d15979537a9670db8a983b34a71
SHA256

f53237f6fb79810d85e14a5da7ee683c42928cbd8b4bd1ebd4b8204ed2fe220c
SHA512

0987c75ffe1944ddc0edec449c51c4c6b243058204e320849847844aad5e231aefcc3a5258d086280ba785e6a17cd0d00573e3c2ff1fefc964846ea476fadede
SSDEEP

6144:uRcacQeYcNF3/zKBxjJlbOG4LaiC9/ximuL86Y:WcMe9F3/zKBXIG4L8uY

Score

1^/10

Malware Config

Signatures

Files

atmfd.dll
.dll windows:6 windows x64 arch:x64

b794d9723fc3f617a882b2a20183ea05

Code Sign

33:00:00:02:ed:2c:45:e4:c1:45:cf:48:44:00:00:00:00:02:ed
Certificate

Issuer

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

Not Before

15-12-2020 21:29

Not After

02-12-2021 21:29

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

df:11:1c:44:60:5a:64:f3:6e:01:96:18:d9:14:dc:e3:16:78:ae:2e:33:15:27:45:d0:6b:8e:f2:fa:d9:4f:c0
Signer

Actual PE Digest

df:11:1c:44:60:5a:64:f3:6e:01:96:18:d9:14:dc:e3:16:78:ae:2e:33:15:27:45:d0:6b:8e:f2:fa:d9:4f:c0

Digest Algorithm

sha256

PE Digest Matches

true

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
IMAGE_FILE_DLL

PDB Paths

atmfd.pdb

Imports

win32k.sys

EngFntCacheAlloc
EngFntCacheFault
EngFntCacheLookUp
EngCreateSemaphore
EngAcquireSemaphore
EngReleaseSemaphore
EngSetLastError
XFORMOBJ_iGetXform
FONTOBJ_pxoGetXform
EngMulDiv
FONTOBJ_pifi
EngGetCurrentCodePage
PATHOBJ_bMoveTo
PATHOBJ_bPolyLineTo
PATHOBJ_bPolyBezierTo
PATHOBJ_bCloseFigure
EngGetFileChangeTime
EngGetFilePath
EngUnmapFontFile
EngUnmapFontFileFD
EngFreeModule
EngAllocMem
EngFreeMem
EngLoadModule
EngMapModule
EngMapFontFile
EngMapFontFileFD
EngUnicodeToMultiByteN
EngMultiByteToUnicodeN
EngMultiByteToWideChar
EngBugCheckEx
RtlUnicodeToMultiByteN
RtlUnwindEx
RtlRaiseException

Sections

.text
Size: 272KB - Virtual size: 271KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 22KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

INIT
Size: 1024B - Virtual size: 1012B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b794d9723fc3f617a882b2a20183ea05

Code Sign

33:00:00:02:ed:2c:45:e4:c1:45:cf:48:44:00:00:00:00:02:edCertificate

Extended Key Usages

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

Key Usages

df:11:1c:44:60:5a:64:f3:6e:01:96:18:d9:14:dc:e3:16:78:ae:2e:33:15:27:45:d0:6b:8e:f2:fa:d9:4f:c0Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

win32k.sys

Sections

.text Size: 272KB - Virtual size: 271KB

.rdata Size: 49KB - Virtual size: 48KB

.data Size: 22KB - Virtual size: 30KB

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

INIT Size: 1024B - Virtual size: 1012B

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

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

33:00:00:02:ed:2c:45:e4:c1:45:cf:48:44:00:00:00:00:02:ed
Certificate

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

df:11:1c:44:60:5a:64:f3:6e:01:96:18:d9:14:dc:e3:16:78:ae:2e:33:15:27:45:d0:6b:8e:f2:fa:d9:4f:c0
Signer

.text
Size: 272KB - Virtual size: 271KB

.rdata
Size: 49KB - Virtual size: 48KB

.data
Size: 22KB - Virtual size: 30KB

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

INIT
Size: 1024B - Virtual size: 1012B

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

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