Static task
static1
Behavioral task
behavioral1
Sample
e40f825d92d77c2accc1cd3600ff53cb4dc280a55ac5af2673810a9f0f1c97b8.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e40f825d92d77c2accc1cd3600ff53cb4dc280a55ac5af2673810a9f0f1c97b8.exe
Resource
win10v2004-20240226-en
General
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Target
e40f825d92d77c2accc1cd3600ff53cb4dc280a55ac5af2673810a9f0f1c97b8
-
Size
109KB
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MD5
00f2c72b5f8a88f64ac84e76c14d41a6
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SHA1
a17d0745b2bc36dff9c5a5767b2c16a3bc71d242
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SHA256
e40f825d92d77c2accc1cd3600ff53cb4dc280a55ac5af2673810a9f0f1c97b8
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SHA512
3418b00a136312914df36bdd2869642bd296edc3d1a54a1d91e3e4cd9b13117fb395ccd492c3a7686e47df2bc83fc7b622ae1f9a41bc865b3ab086ef9cc48861
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SSDEEP
1536:H7PvnKhWQtC3Izj6TrlDa2z6Ewd0zvPTQw9LBZRQ8V3zhbP:bPvKztiIzj6xtDLBZRQ8Vj5P
Malware Config
Signatures
-
Detects executables packed with eXPressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_eXPressor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource e40f825d92d77c2accc1cd3600ff53cb4dc280a55ac5af2673810a9f0f1c97b8
Files
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e40f825d92d77c2accc1cd3600ff53cb4dc280a55ac5af2673810a9f0f1c97b8.exe windows:4 windows x86 arch:x86
b7b36544c7913d18eb11f60f9865553a
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
InitializeCriticalSection
DeleteCriticalSection
GetProcAddress
LoadLibraryA
LeaveCriticalSection
EnterCriticalSection
CloseHandle
WaitForSingleObject
lstrcpyA
InterlockedExchange
Sleep
WritePrivateProfileStringA
GetPrivateProfileStringA
SetThreadPriority
GetLastError
SetUnhandledExceptionFilter
CreateThread
GetModuleHandleA
GetStartupInfoA
user32
wsprintfA
MessageBoxA
shell32
ShellExecuteA
msvcrt
_exit
_controlfp
??3@YAXPAX@Z
memmove
ceil
_ftol
strstr
__CxxFrameHandler
??2@YAPAXI@Z
_CxxThrowException
sprintf
exit
strtok
_beginthreadex
fclose
fputs
fopen
rand
srand
fputc
_except_handler3
ftell
fseek
atoi
strchr
strncpy
strcspn
??1type_info@@UAE@XZ
__dllonexit
_onexit
fgetc
_XcptFilter
_acmdln
__getmainargs
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
ws2_32
htons
gethostbyname
socket
ntohs
recv
closesocket
connect
send
inet_addr
WSACleanup
sendto
WSAStartup
htonl
gethostname
inet_ntoa
setsockopt
select
Sections
.data Size: 68KB - Virtual size: 68KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ex_cod Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ex_rsc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ