Behavioral task
behavioral1
Sample
7e70754070a194ddbaeb7bb830aac040f676bc9b2aa1a5022e36c8c97c212da2.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
7e70754070a194ddbaeb7bb830aac040f676bc9b2aa1a5022e36c8c97c212da2.exe
Resource
win11-20250502-en
General
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Target
7e70754070a194ddbaeb7bb830aac040f676bc9b2aa1a5022e36c8c97c212da2
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Size
152KB
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MD5
d3d0b83acb1010b38bd7b4c9c6d2a4c9
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SHA1
44af10e830257831f5ea90be0c74fc0b1fa43510
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SHA256
7e70754070a194ddbaeb7bb830aac040f676bc9b2aa1a5022e36c8c97c212da2
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SHA512
562fc402f086946c40d14ae0a684db35b9f6a7bf24d6d74c17c9a05a194d3f4fabddda0e2f6f24cbadb63f74d5beb9e52933492cbabda128dd665373e7dbb807
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SSDEEP
3072:spWpkqcPZkxjRbMl2k7ueySZl/L52hRDdfYh6qtz7wqLTfzv/q:NWNZkxB82k7uRST/2RDdAh5lRLLu
Malware Config
Signatures
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Cosmu family
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Detects Cosmu payload 1 IoCs
Cosmu is a worm written in C++.
resource yara_rule sample family_cosmu -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 7e70754070a194ddbaeb7bb830aac040f676bc9b2aa1a5022e36c8c97c212da2
Files
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7e70754070a194ddbaeb7bb830aac040f676bc9b2aa1a5022e36c8c97c212da2.exe windows:1 windows x86 arch:x86
8abecba2211e61763c4c9ffcaa13369e
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
IMAGE_FILE_DEBUG_STRIPPED
Imports
mfc42
ord2770
ord356
ord2781
ord4058
ord3181
ord2764
ord1980
ord668
ord926
ord924
ord941
ord4129
ord537
ord540
ord6282
ord825
ord6283
ord5683
ord5710
ord858
ord800
ord535
ord859
msvcrt
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
_beginthread
rand
fgetc
fputc
fwrite
rename
fopen
fseek
fread
fclose
_stat
__CxxFrameHandler
_mbscmp
kernel32
GetCurrentThread
GetCurrentProcess
SetPriorityClass
lstrcatA
lstrcpyA
GetEnvironmentVariableA
GetShortPathNameA
GetModuleFileNameA
GetFileAttributesA
DeleteFileA
SetFileAttributesA
GetSystemDirectoryA
WaitForSingleObject
CreateProcessA
Sleep
GetLogicalDrives
GetModuleHandleA
GetStartupInfoA
SetThreadPriority
user32
LoadIconA
MessageBoxA
shell32
ShellExecuteExA
SHChangeNotify
Sections
Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.spack Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE