83258bf9c499599f821a4c034d748082e342ef7ec9b72dd1ecdf3add4859c19f

Reason

config extraction: GuloaderBin: guloader: invalid shellcode

General

Target

83258bf9c499599f821a4c034d748082e342ef7ec9b72dd1ecdf3add4859c19f
Size

10.4MB
MD5

a02dfbf7b0d665939b1fa4b69c14a8f3
SHA1

9f080f6afa684f25e89e884122df856897ac3bca
SHA256

83258bf9c499599f821a4c034d748082e342ef7ec9b72dd1ecdf3add4859c19f
SHA512

81f4097b9f8307dbf695cb309403f29e0dd07b235ff6d548159a386d1d7017ff1113bfbb00906eef05ab31d24531714edd8d2213f25ed6d8d172b39057fdfcc3
SSDEEP

196608:OgJ3sfrPRBAidteo9zWM2fYz4CVI/Pe0nHFxEA9yNtoXj56nf7DjBfDHllvY9pxZ:OgkzqM52C4+IOalx6A987/BTLvw

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
83258bf9c499599f821a4c034d748082e342ef7ec9b72dd1ecdf3add4859c19f

Files

83258bf9c499599f821a4c034d748082e342ef7ec9b72dd1ecdf3add4859c19f
.exe windows:4 windows x86 arch:x86

8a1159c50d1494636a19525c0eefc07e

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

Imports

msvbvm60

__vbaVarTstGt
__vbaStrI2
_CIcos
_adj_fptan
__vbaAryMove
__vbaFreeVar
__vbaLenBstr
__vbaStrVarMove
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
_adj_fprem1
ord518
__vbaRecAnsiToUni
__vbaStrCat
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
__vbaObjSet
ord595
__vbaOnError
_adj_fdiv_m16i
_adj_fdivr_m16i
_CIsin
__vbaChkstk
__vbaFileClose
ord526
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaPutOwner3
__vbaAryConstruct2
__vbaI2I4
DllFunctionCall
_adj_fpatan
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
ord600
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
ord608
__vbaFPException
__vbaInStrVar
__vbaVarCat
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVar2Vec
__vbaR8Str
__vbaNew2
__vbaInStr
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord100
__vbaAryLock
__vbaVarDup
__vbaStrToAnsi
__vbaFpI4
__vbaRecDestructAnsi
ord617
_CIatan
__vbaStrMove
_allmul
_CItan
__vbaAryUnlock
_CIexp
__vbaFreeObj
__vbaFreeStr

Sections

.text
Size: 40KB - Virtual size: 36KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10.4MB - Virtual size: 10.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

Errors

General

Malware Config

Signatures

Files

8a1159c50d1494636a19525c0eefc07e

Headers

File Characteristics

Imports

msvbvm60

Sections

.text Size: 40KB - Virtual size: 36KB

.data Size: 4KB - Virtual size: 2KB

.rsrc Size: 10.4MB - Virtual size: 10.4MB

.text
Size: 40KB - Virtual size: 36KB

.data
Size: 4KB - Virtual size: 2KB

.rsrc
Size: 10.4MB - Virtual size: 10.4MB