Static task
static1
Behavioral task
behavioral1
Sample
Free99 Loader.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
Free99 Loader.exe
Resource
win10v2004-20240508-en
General
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Target
Free99 Loader.exe
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Size
31.1MB
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MD5
2aeca170653fa4b55b5a8875d03a6f1c
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SHA1
910045143d423652b4dc6aee275305a90910ec03
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SHA256
5133fabdb31c7ab705f7f12d76f72741b7c67ce44393ee3cf82bf907dc181a32
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SHA512
d6ff6028c4afb16380846d7de25b8f15d5edf9ebe9dbf30fcb4afa6dff4b23884e12e191bc65e6d343f3d649a5d84abb7ee9f08fe4a0fca31ec97dc367ce0777
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SSDEEP
786432:WfzYJIO22/43qG1tRH2Z56wDKWqVYngN3Cm3:WOTA3qa3H22FWa3Cm3
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Free99 Loader.exe
Files
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Free99 Loader.exe.exe windows:6 windows x64 arch:x64
964e29ec7c41d103d39a635a367b0814
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
WaitForMultipleObjects
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
SetClipboardData
gdi32
GetDeviceCaps
advapi32
GetTokenInformation
shell32
ShellExecuteA
msvcp140
??Bid@locale@std@@QEAA_KXZ
imm32
ImmSetCompositionWindow
d3d9
Direct3DCreate9
d3dx9_43
D3DXCreateTextureFromFileInMemoryEx
wininet
InternetCloseHandle
normaliz
IdnToAscii
wldap32
ord200
crypt32
CertFreeCertificateContext
ws2_32
ntohl
psapi
GetModuleInformation
userenv
UnloadUserProfile
vcruntime140
strstr
vcruntime140_1
__CxxFrameHandler4
api-ms-win-crt-string-l1-1-0
strncpy
api-ms-win-crt-stdio-l1-1-0
_open
api-ms-win-crt-heap-l1-1-0
malloc
api-ms-win-crt-utility-l1-1-0
qsort
api-ms-win-crt-math-l1-1-0
ceilf
api-ms-win-crt-runtime-l1-1-0
_configure_narrow_argv
api-ms-win-crt-convert-l1-1-0
strtol
api-ms-win-crt-environment-l1-1-0
getenv
api-ms-win-crt-filesystem-l1-1-0
_mkdir
api-ms-win-crt-time-l1-1-0
_gmtime64
api-ms-win-crt-locale-l1-1-0
localeconv
Sections
.text Size: - Virtual size: 755KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 282KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 91KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.Free990 Size: - Virtual size: 18.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.Free991 Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.Free992 Size: 31.0MB - Virtual size: 31.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ