AAct[.]exe | Triage

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General

Target

AAct.exe
Size

841KB
MD5

12f454041d2696ca72b047d4b451752b
SHA1

5ce5912a7b2aac15b1487aa56782b600c062e23b
SHA256

e0e254b4358682708f05915a8faadaf8c31d65b618cfee6abc7c5dfd9c41beaf
SHA512

f2be63225d77bc29afcf231884e2528d52c42cf204087bb3cc1d7a4defafb33ad3fd56544c0bf9852cbc00cddb86af13301d4666b1e3ee90f90e070f32b0114f
SSDEEP

24576:5WmMV1ESYHc3t6GRth8x4TbIDlcDkMqjbVtUZ:nMV1ET83tbRthe4TbI9DZ2

Score

1^/10

Malware Config

Signatures

Files

AAct.exe
.exe windows:5 windows x64

b891d781bc30c596eb0f38ce4344e6b5

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4d:eb:26:44:a5:ad:14:88:f9:8f:6a:8d:6b:ca:1f:ab
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

05/10/2022, 00:00

Not After

04/10/2024, 23:59

Subject

CN=coolschool,O=coolschool,ST=Gyeonggi-do,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

1a:4c:47:9b:ab:48:23:ba:e6:b7:88:29:4e:55:aa:7c:43:5d:e6:ca
Signer

Actual PE Digest

1a:4c:47:9b:ab:48:23:ba:e6:b7:88:29:4e:55:aa:7c:43:5d:e6:ca

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

advapi32

CryptAcquireContextA
CryptGenRandom
CryptReleaseContext
CryptAcquireContextW
DuplicateTokenEx
ImpersonateLoggedOnUser
LogonUserA
LookupPrivilegeValueA
LookupAccountSidA
AdjustTokenPrivileges
GetTokenInformation
OpenThreadToken
RevertToSelf
CreateProcessWithLogonW
AllocateAndInitializeSid
FreeSid
GetUserNameA
CheckTokenMembership
CreateProcessAsUserA
CreateProcessWithTokenW
OpenProcessToken

ntdll

NtQueryInformationProcess

ws2_32

__WSAFDIsSet
WSAGetLastError
shutdown
send
recv
ioctlsocket
ntohs
gethostbyname
socket
connect
bind
WSAIoctl
WSACleanup
WSAStartup
closesocket
ntohl
htons
htonl
getaddrinfo
accept
listen
select
freeaddrinfo
WSASocketA

cryptdll

CDGenerateRandomBits

kernel32

FreeEnvironmentStringsW
SetStdHandle
HeapReAlloc
CreateFileW
WriteConsoleW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetCPInfo
IsValidCodePage
FindFirstFileExW
RemoveDirectoryW
DeleteFileW
GetConsoleCP
SetFilePointerEx
ReadConsoleW
GetConsoleMode
LCMapStringW
GetStringTypeW
GetFileType
QueryPerformanceFrequency
GetModuleFileNameW
GetStdHandle
GetModuleHandleExW
ExitProcess
RaiseException
FreeLibrary
GetProcAddress
VirtualAlloc
VirtualFree
LoadLibraryA
GetModuleHandleA
Sleep
GetLastError
WaitForSingleObject
CreatePipe
GetStartupInfoA
ExpandEnvironmentStringsA
SetCurrentDirectoryA
GetCurrentDirectoryA
GetCurrentDirectoryW
FindClose
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
HeapSize
GetFileAttributesA
FindFirstFileA
FindNextFileA
CopyFileA
MoveFileA
OpenProcess
CloseHandle
VirtualProtect
VirtualAllocEx
VirtualProtectEx
GetCurrentProcessId
CreateThread
CreateRemoteThread
OpenThread
ReadProcessMemory
WriteProcessMemory
GetThreadContext
SetThreadContext
Wow64GetThreadContext
Wow64SetThreadContext
ResumeThread
MapViewOfFile
UnmapViewOfFile
CreateFileMappingA
CreateToolhelp32Snapshot
Thread32First
Thread32Next
SetLastError
ReadFile
DisconnectNamedPipe
SetNamedPipeHandleState
PeekNamedPipe
CreateFileA
WaitNamedPipeA
WriteFile
FlushFileBuffers
LocalAlloc
GetModuleFileNameA
GetComputerNameA
GetVersionExA
GetACP
GetOEMCP
HeapAlloc
HeapFree
GetProcessHeap
GetCurrentProcess
TerminateProcess
SetErrorMode
DuplicateHandle
InitializeProcThreadAttributeList
DeleteProcThreadAttributeList
UpdateProcThreadAttribute
CreateProcessA
ProcessIdToSessionId
MultiByteToWideChar
Process32First
Process32Next
GetCurrentThread
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
FindNextFileW
WideCharToMultiByte
LoadLibraryExW
SetEndOfFile
VirtualQuery
GetFullPathNameA
GetTickCount
RtlUnwindEx
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree

Sections

.text
Size: 594KB - Virtual size: 594KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 204KB - Virtual size: 203KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b891d781bc30c596eb0f38ce4344e6b5

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

4d:eb:26:44:a5:ad:14:88:f9:8f:6a:8d:6b:ca:1f:abCertificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

1a:4c:47:9b:ab:48:23:ba:e6:b7:88:29:4e:55:aa:7c:43:5d:e6:caSigner

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

ntdll

ws2_32

cryptdll

kernel32

Sections

.text Size: 594KB - Virtual size: 594KB

.rdata Size: 204KB - Virtual size: 203KB

.data Size: 5KB - Virtual size: 57KB

.pdata Size: 22KB - Virtual size: 21KB

_RDATA Size: 512B - Virtual size: 252B

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

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

4d:eb:26:44:a5:ad:14:88:f9:8f:6a:8d:6b:ca:1f:ab
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

1a:4c:47:9b:ab:48:23:ba:e6:b7:88:29:4e:55:aa:7c:43:5d:e6:ca
Signer

.text
Size: 594KB - Virtual size: 594KB

.rdata
Size: 204KB - Virtual size: 203KB

.data
Size: 5KB - Virtual size: 57KB

.pdata
Size: 22KB - Virtual size: 21KB

_RDATA
Size: 512B - Virtual size: 252B

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