Static task
static1
Behavioral task
behavioral1
Sample
83ef61ea42e0cc0a2c19e94150cf872b7d2e21c821eb19f24508bbc51a655d5b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
83ef61ea42e0cc0a2c19e94150cf872b7d2e21c821eb19f24508bbc51a655d5b.exe
Resource
win10v2004-20240426-en
General
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Target
83ef61ea42e0cc0a2c19e94150cf872b7d2e21c821eb19f24508bbc51a655d5b
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Size
13KB
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MD5
439bc889afd4ad30e1b4ff031e0c0997
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SHA1
f692ad477b979f3ad4b3631a3e400d69dca423bc
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SHA256
83ef61ea42e0cc0a2c19e94150cf872b7d2e21c821eb19f24508bbc51a655d5b
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SHA512
f036134a62c08e15f00fdd142897383fdcefc554fad1d9f1f6a49fbe0cf240c8c2c47c5f738d7716821dd4c18a81514886aa99060debe93622ca9ab0ad363288
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SSDEEP
192:bSfCI1XO4HSZ+6ZUH4mxekPBWvGxhPQRDPxlCy/+5E5vWlJdxqHqc1x:mq94HGAXx4HT/pWlJj+P
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 83ef61ea42e0cc0a2c19e94150cf872b7d2e21c821eb19f24508bbc51a655d5b
Files
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83ef61ea42e0cc0a2c19e94150cf872b7d2e21c821eb19f24508bbc51a655d5b.exe windows:4 windows x64 arch:x64
f68660d41f1e77db2fe81d07a9abb0b9
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
msvcrt
memset
printf
memcpy
memmove
rand
wcslen
strcmp
srand
strtol
_wsystem
_vsnprintf
_vsnwprintf
__set_app_type
_controlfp
__argc
__argv
_environ
__getmainargs
exit
kernel32
FileTimeToSystemTime
GetProcessHeap
HeapAlloc
HeapSize
HeapReAlloc
CreateFileW
GetLastError
Sleep
WriteFile
HeapFree
CloseHandle
SleepEx
GetCommandLineW
ExpandEnvironmentStringsW
ntdll
NtQuerySystemInformation
RtlGetNtVersionNumbers
winhttp
WinHttpOpen
WinHttpConnect
WinHttpOpenRequest
WinHttpSendRequest
WinHttpReceiveResponse
WinHttpQueryHeaders
WinHttpQueryDataAvailable
WinHttpReadData
WinHttpCloseHandle
bcrypt
BCryptSetAuditingInterface
BCryptDeriveKeyPBKDF2
BCryptDestroyKey
BCryptDestroyHash
BCryptKeyDerivation
BCryptProcessMultiOperations
BCryptUnregisterConfigChangeNotify
BCryptSignHash
Sections
.text Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 512B - Virtual size: 192B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ