Static task
static1
Behavioral task
behavioral1
Sample
ClassicShell.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
ClassicShell.exe
Resource
win10v2004-20230703-en
General
-
Target
ClassicShell.zip
-
Size
5.9MB
-
MD5
b7fd79848168944be8e814cf1906584f
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SHA1
458df8a79e4d7655c374a5ed34fb483c3dfbfe7b
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SHA256
0a3b36782bb9d5c5928608014274a150aa1e8354ea3e222a27cc16945978b3f0
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SHA512
b27bb56db7ac6c52d92adf27eb61b739b49a82521d1699b5c4f5b50c47f0ab00bb81eb916db9bae7cd3981e6bb854b1846efb10d055c976e0a383eec6ad20076
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SSDEEP
98304:LQIa48vXx1iTBWgr8mCMHx0M/HH67BEKRc4cxT6ww9B/90QSwgPOQKb8bcoEdeMb:LzaFX7osi1HxfHa7BLRc5T6Bb38/EIEP
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/ClassicShell.exe
Files
-
ClassicShell.zip.zip
Password: SubtoPrydev
-
ClassicShell.exe.exe windows x86
Password: SubtoPrydev
b32daf0bb9b8128e4ceae88e93d599b4
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CloseHandle
CreateFileA
DeleteCriticalSection
EnterCriticalSection
ExitProcess
GetLastError
GetModuleHandleA
GetProcAddress
InitializeCriticalSection
LeaveCriticalSection
SetUnhandledExceptionFilter
TlsGetValue
VirtualProtect
VirtualQuery
WriteFile
msvcrt
__getmainargs
__p__environ
__p__fmode
__set_app_type
_cexit
_iob
_onexit
_setmode
abort
atexit
calloc
free
fwrite
memcpy
signal
vfprintf
Sections
.text Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 528B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 312B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
/4 Size: 1024B - Virtual size: 928B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 96B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1024B - Virtual size: 944B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
/14 Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/29 Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/41 Size: 512B - Virtual size: 167B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/55 Size: 512B - Virtual size: 189B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 6.8MB - Virtual size: 6.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ