bin[.]7z | Triage

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General

Target

bin.7z
Size

556KB
MD5

99626bf73b438a05718a960492c036e9
SHA1

cddbbb294c39b882937816bc15fb604efac39911
SHA256

baf77681223525bce1b7ff865cce029437da3f52baf917113813f9eb948cfe31
SHA512

e530c8f689769325bb9a003060cfedf3e43c10725933f640dbe5806c04bc286ab25f50574e9e763d9b12020918125257a801de2d00c555c9a68d3e8978543bd4
SSDEEP

12288:daiGGq9DjgP6wTkxAk+yZtbHPI8nLU86LCSxdORI+Mw/iv9/PGxe:kiGGYjgS9AuZ9HPI1eSPOi+Mw/iZZ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/bin/decrypt-a6.exe

Files

bin.7z
.7z
bin/decrypt-a6.exe
.exe windows:5 windows x86 arch:x86

ff77fcfb8ab4b75b44edc89d49ad201f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CloseHandle
GetLastError
CreateFileW
DeleteFileW
FindClose
FindFirstFileW
FindNextFileW
GetFileAttributesW
GetFileAttributesExW
RemoveDirectoryW
SetFileAttributesW
SetFilePointerEx
DeviceIoControl
GetModuleHandleW
GetProcAddress
AreFileApisANSI
MultiByteToWideChar
SetLastError
QueryPerformanceCounter
QueryPerformanceFrequency
SetStdHandle
LocalFree
WideCharToMultiByte
FormatMessageW
SetEndOfFile
GetSystemInfo
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
InitializeCriticalSectionAndSpinCount
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
CompareStringW
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetCPInfo
InitializeSListHead
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
GetCurrentThreadId
InterlockedPushEntrySList
RaiseException
RtlUnwind
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
GetACP
HeapAlloc
HeapFree
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
ReadFile
ReadConsoleW
HeapReAlloc
HeapSize
GetTimeZoneInformation
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetProcessHeap
WriteConsoleW

advapi32

CryptReleaseContext
CryptAcquireContextA
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
CryptGenRandom

Sections

.text
Size: 688KB - Virtual size: 687KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 180KB - Virtual size: 180KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 32KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 46KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
bin/encrypt-a6.exe
.exe windows:5 windows x86 arch:x86

0eac7edbca676ee1d1a44151be581cdb

Code Sign

5d:a1:73:eb:1a:c7:63:40:ac:05:8e:1f:f4:bf:5e:1b
Certificate

Issuer

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

22/02/2019, 00:00

Not After

21/02/2020, 23:59

Subject

CN=ALISA LTD,O=ALISA LTD,POSTALCODE=WC2H 9JQ,STREET=71-75 Shelton Street Covent Garden,L=LONDON,ST=LONDON,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

13:ea:28:70:5b:f4:ec:ed:0c:36:63:09:80:61:43:36
Certificate

Issuer

CN=AddTrust External CA Root,OU=AddTrust External TTP Network,O=AddTrust AB,C=SE

Not Before

30/05/2000, 10:48

Not After

30/05/2020, 10:48

Subject

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/11/2018, 00:00

Not After

31/12/2030, 23:59

Subject

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

87:a5:7d:b1:7a:9f:89:ac:c4:57:04:3f:ac:80:3a:c4:cb:ff:ea:64:1d:96:e8:6c:29:bb:4a:48:90:13:c6:ea
Signer

Actual PE Digest

87:a5:7d:b1:7a:9f:89:ac:c4:57:04:3f:ac:80:3a:c4:cb:ff:ea:64:1d:96:e8:6c:29:bb:4a:48:90:13:c6:ea

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

Imports

shlwapi

PathIsNetworkPathA

kernel32

OutputDebugStringA
InterlockedDecrement
TerminateProcess
WaitForSingleObject
GetCurrentThreadId
GetSystemDirectoryW
FreeEnvironmentStringsW
DuplicateHandle
GetModuleHandleA
GetLogicalDriveStringsW
MultiByteToWideChar
Sleep
FormatMessageW
Wow64RevertWow64FsRedirection
GetLastError
SetEvent
TlsAlloc
WaitForSingleObjectEx
CloseHandle
GetSystemInfo
GetWindowsDirectoryW
GetProcAddress
LocalFree
GetCurrentProcessId
CreateProcessW
WideCharToMultiByte
CreateProcessA
InterlockedIncrement
TlsFree
FormatMessageA
CreateEventA
GetEnvironmentStringsW
GetDriveTypeW
GetExitCodeProcess
GetFileAttributesExW
FreeLibrary
LoadLibraryExW
CreateMutexA
ReleaseMutex
OpenMutexA
Wow64DisableWow64FsRedirection
OpenProcess
HeapAlloc
GetProcessHeap
GetEnvironmentVariableW
GetCurrentDirectoryW
CreateFileW
DeleteFileW
FindClose
FindFirstFileW
FindNextFileW
GetFileAttributesW
RemoveDirectoryW
SetEndOfFile
SetFileAttributesW
SetFilePointerEx
DeviceIoControl
GetModuleHandleW
MoveFileExW
SetLastError
GetCurrentThread
GetThreadTimes
QueryPerformanceCounter
QueryPerformanceFrequency
SetStdHandle
FindNextFileA
FindFirstFileExA
GetTimeZoneInformation
HeapSize
ReleaseSemaphore
GetCurrentProcess
GetCommandLineW
MapViewOfFileEx
GetTickCount
OpenFileMappingA
CreateFileMappingA
SwitchToThread
UnmapViewOfFile
InterlockedExchange
AreFileApisANSI
WriteConsoleW
HeapFree
SetEnvironmentVariableA
GetOEMCP
GetExitCodeThread
GetNativeSystemInfo
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
CreateEventW
TlsGetValue
TlsSetValue
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
GetCPInfo
CompareStringW
LCMapStringW
GetLocaleInfoW
InitializeSListHead
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetStartupInfoW
CreateTimerQueue
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
FreeLibraryAndExitThread
GetModuleFileNameW
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
LoadLibraryW
RtlUnwind
RaiseException
GetCommandLineA
ExitThread
GetModuleHandleExW
ExitProcess
GetModuleFileNameA
GetStdHandle
WriteFile
GetACP
GetFileType
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapReAlloc
GetDateFormatW
GetTimeFormatW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
ReadFile
ReadConsoleW
IsValidCodePage

shell32

SHGetFolderPathW
SHGetFileInfoW

ole32

CoCreateInstance
CoInitialize
CoUninitialize

advapi32

QueryServiceStatusEx
CryptGenRandom
CryptReleaseContext
CryptAcquireContextA
CloseServiceHandle
OpenSCManagerW
ControlService
EnumDependentServicesW
OpenServiceW
LookupPrivilegeValueW
AdjustTokenPrivileges
OpenProcessToken
SetSecurityDescriptorDacl
InitializeSecurityDescriptor

ws2_32

WSACleanup
WSAStartup

Sections

.text
Size: 913KB - Virtual size: 912KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 208KB - Virtual size: 207KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 36KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 56KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ff77fcfb8ab4b75b44edc89d49ad201f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Sections

.text Size: 688KB - Virtual size: 687KB

.rdata Size: 180KB - Virtual size: 180KB

.data Size: 32KB - Virtual size: 40KB

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 46KB - Virtual size: 46KB

0eac7edbca676ee1d1a44151be581cdb

Code Sign

5d:a1:73:eb:1a:c7:63:40:ac:05:8e:1f:f4:bf:5e:1bCertificate

Extended Key Usages

Key Usages

13:ea:28:70:5b:f4:ec:ed:0c:36:63:09:80:61:43:36Certificate

Key Usages

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6aCertificate

Extended Key Usages

Key Usages

87:a5:7d:b1:7a:9f:89:ac:c4:57:04:3f:ac:80:3a:c4:cb:ff:ea:64:1d:96:e8:6c:29:bb:4a:48:90:13:c6:eaSigner

Headers

DLL Characteristics

File Characteristics

Imports

shlwapi

kernel32

shell32

ole32

advapi32

ws2_32

Sections

.text Size: 913KB - Virtual size: 912KB

.rdata Size: 208KB - Virtual size: 207KB

.data Size: 36KB - Virtual size: 45KB

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

.reloc Size: 56KB - Virtual size: 55KB

.text
Size: 688KB - Virtual size: 687KB

.rdata
Size: 180KB - Virtual size: 180KB

.data
Size: 32KB - Virtual size: 40KB

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 46KB - Virtual size: 46KB

5d:a1:73:eb:1a:c7:63:40:ac:05:8e:1f:f4:bf:5e:1b
Certificate

13:ea:28:70:5b:f4:ec:ed:0c:36:63:09:80:61:43:36
Certificate

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

87:a5:7d:b1:7a:9f:89:ac:c4:57:04:3f:ac:80:3a:c4:cb:ff:ea:64:1d:96:e8:6c:29:bb:4a:48:90:13:c6:ea
Signer

.text
Size: 913KB - Virtual size: 912KB

.rdata
Size: 208KB - Virtual size: 207KB

.data
Size: 36KB - Virtual size: 45KB

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

.reloc
Size: 56KB - Virtual size: 55KB