Behavioral task
behavioral1
Sample
dd.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
dd.exe
Resource
win10v2004-20231023-en
Behavioral task
behavioral3
Sample
mkisofs.exe
Resource
win7-20231020-en
Behavioral task
behavioral4
Sample
mkisofs.exe
Resource
win10v2004-20231023-en
Behavioral task
behavioral5
Sample
slipstreamer.exe
Resource
win7-20231020-en
Behavioral task
behavioral6
Sample
slipstreamer.exe
Resource
win10v2004-20231023-en
General
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Target
8d315e9fc606d81f8359f1b929119ebb3229c6c55982a287333921b12e6fd39a.zip.zip
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Size
441KB
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MD5
e456d1281755dc71300abae6000faf67
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SHA1
217e7d98f9823a9b3a71af635ef7016a2bd9b8fa
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SHA256
ddbb6525678970239cf4b45d3beebe0c44190002f3578384064bc04c9a383cd7
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SHA512
50c7ebc59761cdcb9ed1a7d4efdd63dfc6826375dcc463e6ec9574f7df63380a30fb008ba19271a667e1a5d0ca554c4aee5a40f07a406862311ca24ef0874929
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SSDEEP
12288:7I1T3Hj3ZndU0AU/NJDBjb9ZU6UuQkVlc4yuOhg:7IDdU0AUlJR9+6Uhk7c4yuOhg
Malware Config
Signatures
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resource yara_rule static1/unpack002/mkisofs.exe upx static1/unpack002/slipstreamer.exe upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack004/out.upx autoit_exe -
Unsigned PE 4 IoCs
Checks for missing Authenticode signature.
resource unpack002/dd.exe unpack002/mkisofs.exe unpack002/slipstreamer.exe unpack004/out.upx
Files
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8d315e9fc606d81f8359f1b929119ebb3229c6c55982a287333921b12e6fd39a.zip.zip.zip
Password: infected
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8d315e9fc606d81f8359f1b929119ebb3229c6c55982a287333921b12e6fd39a.zip.zip
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README.txt
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dd.exe.exe windows:4 windows x86
64d9aef39f523506361ff18b89009f8e
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_AGGRESIVE_WS_TRIM
IMAGE_FILE_32BIT_MACHINE
Imports
wsock32
gethostname
msvcrt
bsearch
fclose
realloc
fgets
fopen
putc
strerror
vfprintf
fflush
calloc
getenv
qsort
strncpy
_strlwr
_stat
_get_osfhandle
puts
malloc
strrchr
sprintf
_dup
_pipe
_exit
strncmp
signal
fprintf
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
_isctype
toupper
__mb_cur_max
_pctype
tolower
strchr
free
_iob
_setmode
_ftol
_fstat
setlocale
_open
_fileno
_lseek
_close
_getpid
_strdup
_getcwd
_read
_write
_access
_utime
_chsize
_unlink
_mktemp
printf
exit
_errno
_XcptFilter
__p___initenv
__getmainargs
kernel32
RaiseException
GetLastError
InterlockedExchange
LocalAlloc
GetVersion
CreateProcessA
GetCurrentProcessId
OpenProcess
TerminateProcess
Sleep
GetExitCodeProcess
GetFullPathNameA
CreateFileA
GetFileInformationByHandle
CloseHandle
GetProcAddress
FreeLibrary
LoadLibraryA
Sections
.text Size: 28KB - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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gpl.txt
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lizenz.txt
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mkisofs.exe.exe windows:4 windows x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 364KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 124KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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quellen.txt
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slipstreamer.au3
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slipstreamer.exe.exe windows:4 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 400KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 219KB - Virtual size: 220KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 29KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 404KB - Virtual size: 404KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 56KB - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 10KB - Virtual size: 99KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ