Behavioral task
behavioral1
Sample
cf25d256ac655b89d7073f0cfab9f2d0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
cf25d256ac655b89d7073f0cfab9f2d0N.exe
Resource
win10v2004-20240802-en
General
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Target
cf25d256ac655b89d7073f0cfab9f2d0N.exe
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Size
163KB
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MD5
cf25d256ac655b89d7073f0cfab9f2d0
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SHA1
a2ab5a508a666ccae637661e35cb8c68d030c286
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SHA256
6233c8eb8458b8768b73a9db9557f01a44e48ae45eb91f319087815c83829b54
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SHA512
e83a9ba666180d88f67a7cb8b421e8a3275d6641c70fb95e9c303d9a7a5d93353715ff494fceb550ad5820115cfa4b043db32df4c8c1ff2d36f1d62888fab3b0
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SSDEEP
1536:kVdmQr3Z5IfQmv81aypP1s3yX+tlehTzx:008JOfQm01F9s3yX+fehTN
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource cf25d256ac655b89d7073f0cfab9f2d0N.exe
Files
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cf25d256ac655b89d7073f0cfab9f2d0N.exe.exe windows:4 windows x86 arch:x86
114d582a5621464ba45b2f4e302c876b
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
ReleaseMutex
Sleep
lstrcpyA
CreateProcessA
TerminateProcess
ExitThread
GetStartupInfoA
GetModuleHandleA
WaitForSingleObject
GetModuleFileNameA
CreateFileA
SetFilePointer
WriteFile
lstrcpynA
lstrlenA
OpenMutexA
GetComputerNameA
ExitProcess
GetCurrentProcess
GetCurrentThread
CloseHandle
CreateThread
LoadLibraryA
GetProcAddress
GetSystemDefaultUILanguage
GetTickCount
iphlpapi
GetAdaptersInfo
GetIfTable
mfc42
ord823
ord825
msvcrt
_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
_except_handler3
strstr
strcspn
strncpy
atoi
time
srand
rand
realloc
free
malloc
sprintf
shell32
ShellExecuteA
ShellExecuteExA
SHChangeNotify
shlwapi
SHDeleteKeyA
user32
wsprintfA
ws2_32
setsockopt
recv
__WSAFDIsSet
select
send
WSAIoctl
WSAStartup
htons
inet_ntoa
htonl
socket
connect
closesocket
inet_addr
sendto
WSACleanup
Sections
UPX0 Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 80KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE