Static task
static1
Behavioral task
behavioral1
Sample
PO623473258-50465043274032859-543745439900112.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
PO623473258-50465043274032859-543745439900112.exe
Resource
win10v2004-20240226-en
General
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Target
c7b73ddd56d79c00d7481b486c8dce13
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Size
134KB
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MD5
c7b73ddd56d79c00d7481b486c8dce13
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SHA1
a05e9d75b180f17fcbcfccf8778cb94cd6f8fd0d
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SHA256
397fc76a7ac2110d7568a9679f9adeb9e6a7033e66b348c9ff139bff29a76fd6
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SHA512
9e3b4f2fb07bafc2070b4c3e55cd23ed4e68267b8ccec7d83100307d226de4c8a2cf2db78221e58b452dfbe9a04c08973ebd196a6bf8e0b6399e0f8e0cf8b88d
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SSDEEP
3072:X3xeRQfeuxIlsIGXnxJ5wXFePzFkJj0vzQo9z2R2ba:X38ReeuGKIcLQFoFkyzZz2v
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack003/PO623473258-50465043274032859-543745439900112.exe
Files
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c7b73ddd56d79c00d7481b486c8dce13.eml
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http://www.nate.com/
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http://helpdesk.nate.com/
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http://www.skcomms.co.kr/
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attachment-2.eml
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=?utf-8?B?UE82MjM0NzMyNTguN3o=?=.rar
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PO623473258-50465043274032859-543745439900112.exe.exe windows:4 windows x86 arch:x86
edd46fa3bf2ce40ff51f55d570f62a79
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
_CIcos
_adj_fptan
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
ord588
__vbaFreeVarList
ord697
_adj_fdiv_m64
__vbaFreeObjList
_adj_fprem1
ord518
__vbaStrCat
__vbaSetSystemError
ord554
__vbaHresultCheckObj
ord557
ord558
_adj_fdiv_m32
ord667
__vbaAryDestruct
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
ord702
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
ord703
__vbaFpR8
_CIsin
__vbaChkstk
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaAryConstruct2
__vbaObjVar
__vbaI2I4
DllFunctionCall
ord563
ord671
_adj_fpatan
ord568
ord675
ord676
__vbaRedim
EVENT_SINK_Release
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaFpCmpCy
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaI2Str
ord609
__vbaFPException
ord535
ord536
_CIlog
ord539
__vbaErrorOverflow
__vbaNew2
__vbaInStr
ord648
ord570
ord571
_adj_fdiv_m32i
_adj_fdivr_m32i
ord680
__vbaStrCopy
__vbaI4Str
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaVarTstNe
__vbaLateMemCall
__vbaStrToAnsi
__vbaVarDup
ord612
ord615
__vbaLateMemCallLd
_CIatan
__vbaStrMove
ord541
_allmul
__vbaLateIdSt
_CItan
_CIexp
__vbaFreeObj
__vbaFreeStr
Sections
.text Size: 152KB - Virtual size: 150KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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email-html-2.txt.html
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email-plain-1.txt
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email-html-1.txt.html