Posh_v2_dropper_x64[.]exe

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General

Target

Posh_v2_dropper_x64.exe
Size

276KB
MD5

aa9becf57c05cdda67db7b5859ba5ad1
SHA1

19536f9f350eb57bbf4cd90169b13c0a6fbce969
SHA256

d4610b1c3c51a4efff4d9d7f5fc2fc2673c39d9ee4d1b3fb7c187e59e684a22f
SHA512

e3cbac4537409ae032ab71a20b7880036e07263fb0de296bbf1b5e626da49a3634098c2cdc1fbb225f6f46b137910e897cf9024f5d3655de73a3e2e9fcd941ae
SSDEEP

3072:iBghGVyMCP2gM+rzvkscvlN1dt9NF9NFtV9lN1dFtVwzl3MSc7NdbD9F+LnRtXCv:psVydM+rzvzdlaDvIRtX4x

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Posh_v2_dropper_x64.exe

Files

Posh_v2_dropper_x64.exe
.exe windows x64

4514c46259fb71fea289f87cc46a4112

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CloseHandle
CreateRemoteThread
DeleteCriticalSection
EnterCriticalSection
GetCurrentProcessId
GetLastError
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
OpenProcess
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualAllocEx
VirtualProtect
VirtualQuery
WriteProcessMemory

msvcrt

__C_specific_handler
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_commode
_fmode
_initterm
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
signal
strlen
strncmp
vfprintf

Sections

.text
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 162KB - Virtual size: 161KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 1024B - Virtual size: 552B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 512B - Virtual size: 420B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 416B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 128B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/4
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 38KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 1024B - Virtual size: 707B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/97
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/113
Size: 512B - Virtual size: 398B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4514c46259fb71fea289f87cc46a4112

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 6KB - Virtual size: 6KB

.data Size: 162KB - Virtual size: 161KB

.rdata Size: 2KB - Virtual size: 2KB

.pdata Size: 1024B - Virtual size: 552B

.xdata Size: 512B - Virtual size: 420B

.bss Size: - Virtual size: 416B

.idata Size: 2KB - Virtual size: 1KB

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 512B - Virtual size: 128B

/4 Size: 1KB - Virtual size: 1KB

/19 Size: 38KB - Virtual size: 38KB

/31 Size: 7KB - Virtual size: 7KB

/45 Size: 7KB - Virtual size: 6KB

/57 Size: 3KB - Virtual size: 2KB

/70 Size: 1024B - Virtual size: 707B

/81 Size: 4KB - Virtual size: 3KB

/97 Size: 5KB - Virtual size: 4KB

/113 Size: 512B - Virtual size: 398B

.text
Size: 6KB - Virtual size: 6KB

.data
Size: 162KB - Virtual size: 161KB

.rdata
Size: 2KB - Virtual size: 2KB

.pdata
Size: 1024B - Virtual size: 552B

.xdata
Size: 512B - Virtual size: 420B

.bss
Size: - Virtual size: 416B

.idata
Size: 2KB - Virtual size: 1KB

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 512B - Virtual size: 128B

/4
Size: 1KB - Virtual size: 1KB

/19
Size: 38KB - Virtual size: 38KB

/31
Size: 7KB - Virtual size: 7KB

/45
Size: 7KB - Virtual size: 6KB

/57
Size: 3KB - Virtual size: 2KB

/70
Size: 1024B - Virtual size: 707B

/81
Size: 4KB - Virtual size: 3KB

/97
Size: 5KB - Virtual size: 4KB

/113
Size: 512B - Virtual size: 398B