Overview
overview
3Static
static
3f817a9-Pac...er.zip
windows7-x64
3f817a9-Pac...er.zip
windows10-2004-x64
1PackfileLi...er.dll
windows7-x64
1PackfileLi...er.dll
windows10-2004-x64
1PackfileLi...er.ini
windows7-x64
1PackfileLi...er.ini
windows10-2004-x64
1ReadMe.txt
windows7-x64
1ReadMe.txt
windows10-2004-x64
1Static task
static1
Behavioral task
behavioral1
Sample
f817a9-PackfileLimitAdjuster.zip
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
f817a9-PackfileLimitAdjuster.zip
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
PackfileLimitAdjuster.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
PackfileLimitAdjuster.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
PackfileLimitAdjuster.ini
Resource
win7-20240729-en
Behavioral task
behavioral6
Sample
PackfileLimitAdjuster.ini
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
ReadMe.txt
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
ReadMe.txt
Resource
win10v2004-20240802-en
General
-
Target
f817a9-PackfileLimitAdjuster.zip
-
Size
151KB
-
MD5
70af10081bcc2d328bfd014df16f672b
-
SHA1
df6ddff8c17b5bd9ebf5faa91e6697ca9a9de19f
-
SHA256
b3d17fc935265e38a2567e77d9beebbde035558d4a5d1a81f951a4a1d2a05479
-
SHA512
0a8542474510137214c19e1a274f059de378c33efb8fd4c0d5b2e153c28954933cceb1ff9a58fa0e0cf129a05174857cc4de04a36eec77fa4c0b22a0b8514f39
-
SSDEEP
3072:PmjuisiVYp3eIuwB8jLsmx8kfuJZLXEfqF/Ywld4C/j8hfv3/:UbsiVYp3NGL+RB/Zl2Cr8hfv3/
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/PackfileLimitAdjuster.asi
Files
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f817a9-PackfileLimitAdjuster.zip.zip
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PackfileLimitAdjuster.asi.dll windows:6 windows x64 arch:x64
f0797d38dd2cdbd3fe6dca6bf130315c
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
Imports
kernel32
GetCurrentProcess
K32GetModuleInformation
GetModuleHandleA
GetModuleFileNameA
GetPrivateProfileIntA
GetFileType
VirtualProtect
Sleep
FreeLibrary
TerminateProcess
VirtualQuery
GetSystemInfo
VirtualAlloc
WriteConsoleW
HeapSize
GetProcAddress
FlushInstructionCache
HeapCreate
HeapDestroy
HeapAlloc
HeapReAlloc
HeapFree
GetCurrentProcessId
GetCurrentThreadId
OpenThread
GetThreadContext
SetThreadContext
SuspendThread
ResumeThread
CloseHandle
GetModuleHandleW
CreateToolhelp32Snapshot
Thread32First
Thread32Next
VirtualFree
WideCharToMultiByte
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
TryEnterCriticalSection
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetStringTypeW
GetCPInfo
InitializeCriticalSectionAndSpinCount
CreateEventW
IsDebuggerPresent
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
GetStartupInfoW
InitializeSListHead
GetLastError
GetProcessHeap
RtlUnwindEx
RtlPcToFileHeader
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
GetConsoleOutputCP
GetConsoleMode
SetFilePointerEx
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
CreateFileW
SetStdHandle
FlushFileBuffers
user32
MessageBoxA
Sections
.text Size: 207KB - Virtual size: 207KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 82KB - Virtual size: 81KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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PackfileLimitAdjuster.ini
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ReadMe.txt