Static task
static1
Behavioral task
behavioral1
Sample
Mailer.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Mailer.exe
Resource
win10v2004-20230220-en
General
-
Target
Mailer.exe
-
Size
456KB
-
MD5
8ce3ead9c4aa4a66714dbb9fdea52563
-
SHA1
a4490d64ba9e78b7131ac61d58dc76659fe9c12e
-
SHA256
f98c3d41763600ff06b7b31f1965a15eb6bab79ef7a32e1e55eaeeb4391a1d5e
-
SHA512
e0d55b9606c1ae73274500fa5ad0d222cc025b0dc626fd48a3f3def24e56f4d699315561628c072ad4e87a7ee4c4de8457c4b9a1c0616369bd0393a5e6358aa2
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SSDEEP
6144:Y9Q8bLLXT761o12Zk+qS5zU2AAoADooAD:U7Xvmo12d5LxoADooAD
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Mailer.exe
Files
-
Mailer.exe.exe windows x86
2d13e7e6d14f248e9a68008293b82008
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
__vbaVarSub
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
_adj_fprem1
__vbaStrCat
ord660
__vbaSetSystemError
ord661
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaBoolStr
__vbaI4Abs
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
ord520
__vbaBoolVar
__vbaFpR8
_CIsin
ord632
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaVarTstEq
__vbaR4Str
ord560
ord561
__vbaI2I4
DllFunctionCall
__vbaRedimPreserve
_adj_fpatan
__vbaR4Var
EVENT_SINK_Release
__vbaNew
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaInputFile
ord712
__vbaPrintFile
_adj_fprem
_adj_fdivr_m64
__vbaI2Str
ord608
ord531
__vbaFPException
__vbaInStrVar
ord532
__vbaStrVarVal
__vbaVarCat
__vbaDateVar
__vbaI2Var
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
ord648
__vbaNew2
__vbaInStr
ord571
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaI4Str
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaVarTstNe
ord579
__vbaI4Var
__vbaAryLock
__vbaVarDup
__vbaR4Sgn
__vbaVarCopy
__vbaFpI4
__vbaVarTstGe
_CIatan
__vbaCastObj
__vbaStrMove
__vbaStrVarCopy
_allmul
_CItan
ord546
__vbaAryUnlock
__vbaFPInt
_CIexp
__vbaFreeStr
ord580
__vbaFreeObj
ord581
Sections
.text Size: 444KB - Virtual size: 440KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 108KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ