Static task
static1
Behavioral task
behavioral1
Sample
ShrinkApp.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
ShrinkApp.exe
Resource
win10v2004-20231023-en
General
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Target
ShrinkApp.zip
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Size
11KB
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MD5
db933700b39ff686c938e9606066a5da
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SHA1
e41daead3cc19364a97f84640e998bcd8e06e894
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SHA256
858dca02b17ca61c3f54c929639528f24c567aa722f28a38b047f426080314a5
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SHA512
2206d860c5e1dd71839ae3907daacaf605cf10dca9658bfe2739847d3821a3aa8c2786edfbadfacbe26174424393e32b389083ad7aba11b04a9b67b9ab1a0496
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SSDEEP
192:GJseQhaGDuZNI7Tb8IV/MztqqUi2bAgtKEBjaoYdQoJwgPgNdK3nR:GaeGKyb8+/cA7i2bAgItVTJpoDgR
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/ShrinkApp.exe
Files
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ShrinkApp.zip.zip
Password: virus
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ShrinkApp.exe.exe windows:4 windows x86 arch:x86
Password: virus
72cf701ddbac7b14fd5289475369fbee
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
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaFreeVar
__vbaStrVarMove
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
_adj_fprem1
ord518
__vbaStrCat
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaExitProc
__vbaObjSet
__vbaOnError
ord595
_adj_fdiv_m16i
_adj_fdivr_m16i
_CIsin
ord632
__vbaChkstk
EVENT_SINK_AddRef
ord529
__vbaVarTstEq
__vbaI2I4
_adj_fpatan
__vbaStrR8
EVENT_SINK_Release
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
_adj_fprem
_adj_fdivr_m64
ord608
__vbaFPException
__vbaStrVarVal
__vbaVarCat
_CIlog
__vbaErrorOverflow
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaI4Var
__vbaVarDup
_CIatan
__vbaStrMove
__vbaCastObj
_allmul
_CItan
_CIexp
__vbaFreeObj
__vbaFreeStr
Sections
.text Size: 32KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 4KB - Virtual size: 4KB
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