CwjAFVoOZI
Static task
static1
Behavioral task
behavioral1
Sample
http_dll.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
http_dll.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
unsecapp.exe
Resource
win7-20240611-en
Behavioral task
behavioral4
Sample
unsecapp.exe
Resource
win10v2004-20240508-en
General
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Target
unescape.zip
-
Size
132KB
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MD5
139278a1cb5cd32fc0efd59c670eddee
-
SHA1
208d871bbf3aad6b18c02f9f2ba1d166457506cb
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SHA256
625fba7fa29e9eb30a9cc98ece69706cbd66792b4185f92e14363657bd0e76d5
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SHA512
c34f1039040fbdb23f0557e3681db3531b2f98872c3ba5b1dd7c65ba0f3ca5675942b416ae8de16f2c7da7172ba58801dfd58a4b3f167c42d994c9579e129b55
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SSDEEP
3072:79QDqKTcsxYV5aPqFpGrJQrmvA5eNu79m79wymppbzPIEy0GXDVn:79QtxQayFpGVQGFNu79m7eymgERGB
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/http_dll.dll
Files
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unescape.zip.zip
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http_dll.dat
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http_dll.dll.dll windows:4 windows x86 arch:x86
7c553953e23d01497db0bcf3aa0fa656
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
msvcrt
_adjust_fdiv
malloc
_initterm
free
exit
kernel32
GetProcAddress
LocalAlloc
LocalFree
GetModuleHandleA
user32
GetFocus
Exports
Exports
Sections
.text Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 425B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 36B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 126B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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unsecapp.exe.exe windows:4 windows x86 arch:x86
89dfe28a05f84497e44242cf5b5defc5
Code Sign
79:a2:a5:85:f9:d1:15:42:13:d9:b8:3e:f6:b6:8d:edCertificate
IssuerCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USNot Before01-05-2012 00:00Not After31-12-2012 23:59SubjectCN=Symantec Time Stamping Services Signer - G3,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate
IssuerCN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZANot Before04-12-2003 00:00Not After03-12-2013 23:59SubjectCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
4c:61:ad:da:e2:e6:a4:fc:5e:52:a2:f8:cd:38:e3:83Certificate
IssuerCN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=USNot Before06-05-2010 00:00Not After12-06-2013 23:59SubjectCN=ESET\, spol. s r.o.,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=ESET\, spol. s r.o.,L=Bratislava,ST=Slovakia,C=SKExtended Key Usages
ExtKeyUsageCodeSigning
Key Usages
KeyUsageDigitalSignature
65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5cCertificate
IssuerOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=USNot Before21-05-2009 00:00Not After20-05-2019 23:59SubjectCN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
61:0c:12:06:00:00:00:00:00:1bCertificate
IssuerCN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before23-05-2006 17:01Not After23-05-2016 17:11SubjectOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
bc:26:96:48:f6:79:cd:0a:fd:2f:ba:71:40:f2:4f:a6:10:88:7a:ddSigner
Actual PE Digestbc:26:96:48:f6:79:cd:0a:fd:2f:ba:71:40:f2:4f:a6:10:88:7a:ddDigest Algorithmsha1PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
d:\installbuild\era\cvs_era_5_0_sr\build\apps\work\release\http_server\winnt32\EHttpSrv.pdb
Imports
kernel32
GetFileSize
GetCurrentProcess
GetTickCount
GetVersionExW
GetModuleFileNameA
GetModuleHandleA
MapViewOfFile
UnmapViewOfFile
VirtualProtect
FlushFileBuffers
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
SetStdHandle
GetLocaleInfoA
GetLastError
GetCommandLineW
lstrcpynW
lstrlenW
SetLastError
GetFullPathNameW
GetFileAttributesW
MultiByteToWideChar
WideCharToMultiByte
Sleep
WriteFile
FreeLibrary
GetProcAddress
GetStringTypeW
GetStringTypeA
RtlUnwind
LoadLibraryW
GetModuleFileNameW
HeapFree
HeapAlloc
GetVersionExA
GetProcessHeap
GetStartupInfoW
TerminateProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
GetCurrentThreadId
InterlockedDecrement
HeapSize
ExitProcess
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
HeapDestroy
HeapCreate
VirtualFree
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
VirtualAlloc
HeapReAlloc
LCMapStringA
LCMapStringW
GetStdHandle
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
SetHandleCount
GetFileType
GetStartupInfoA
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
RaiseException
SetFilePointer
GetConsoleCP
GetConsoleMode
LoadLibraryA
InitializeCriticalSection
user32
DestroyWindow
CreateWindowExW
RegisterClassExW
DefWindowProcW
MessageBoxW
advapi32
CryptAcquireContextW
CryptGenKey
SetServiceStatus
RegisterServiceCtrlHandlerW
DeleteService
StartServiceW
CreateServiceW
OpenSCManagerW
StartServiceCtrlDispatcherW
CryptDestroyKey
CryptExportKey
CryptReleaseContext
shell32
SHGetMalloc
SHGetDesktopFolder
crypt32
CryptExportPublicKeyInfo
CryptEncodeObject
Sections
.text Size: 48KB - Virtual size: 47KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ