Static task
static1
Behavioral task
behavioral1
Sample
Mailer.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
Mailer.exe
Resource
win10v2004-20231025-en
General
-
Target
Mailer.exe
-
Size
456KB
-
MD5
8ca12e16aa804c6d27dc24e96102b098
-
SHA1
29099ef1b490a00487270294150cc4dc549e85c6
-
SHA256
217f4cce27552f5449a4b65c96a4533ba525c6b15db639ddcfc234479aa10fc6
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SHA512
af7b54a4c5ee02a712f4e97cf15f6dc3b04531e42dc810b13ec4686015ac006d0d7ee8cb0a13b430f11a698fdc01c2d225eebf6670d93a5886cfab9a4653ec2a
-
SSDEEP
6144:09cjOb4LXT761o12Zk+qS5zU2AAoADooAD:dKSXvmo12d5LxoADooAD
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Mailer.exe
Files
-
Mailer.exe.exe windows:4 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