Static task
static1
Behavioral task
behavioral1
Sample
VyperClientexe.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
VyperClientexe.exe
Resource
win10v2004-20230703-en
General
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Target
VyperClientexe.exe
-
Size
581KB
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MD5
2474c676ba22c33211123d21df61af07
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SHA1
98941e70c204e8a685ed1e31891e948669fd58e5
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SHA256
7201d420f6d38da2db261d46a8672db714b3a3a103de3feb501763de9694fbf3
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SHA512
11d329adbe2b49a5c9cff3d1f6f5eaeb6f5fc391b1702ddc4daaaedd6fc4d6ca663e85dd9dba73bb14576ec2e83495d11d87bc28a97ea00b6316c0ef9ea191d8
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SSDEEP
12288:f3DhdYKnfVVPOqs6d/hFgr/DkN2IjnEJgmEZLJVCPw1r:f3bfV66dvgr/DkXjamL2P8
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource VyperClientexe.exe
Files
-
VyperClientexe.exe.exe windows x86
6f462fcc6b830b77fb3fef2add9dc570
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
msvcrt
malloc
_sleep
memset
strcmp
strcpy
getenv
sprintf
fopen
fwrite
fclose
__argc
__argv
_environ
_XcptFilter
__set_app_type
_controlfp
__getmainargs
exit
shell32
ShellExecuteA
kernel32
SetUnhandledExceptionFilter
Sections
.text Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 577KB - Virtual size: 576KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 4B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ