Static task
static1
Behavioral task
behavioral1
Sample
b4ef53a57d876096170eae8e258c0ff8.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b4ef53a57d876096170eae8e258c0ff8.exe
Resource
win10v2004-20240226-en
General
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Target
b4ef53a57d876096170eae8e258c0ff8
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Size
764KB
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MD5
b4ef53a57d876096170eae8e258c0ff8
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SHA1
d5513f09a4491d15881ba2738641afe77ec09f1e
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SHA256
10f0dff64f88bc2974bb9b3b07b0093e617c76977c6ae6ac20a2eb3e1ba27516
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SHA512
57c387f3347ac1bb24b22293f3715e965f9705492dc482109ec286a710bd8307ded956ac0e2c7f6e88234b308f0cfed2ee045c716a59f7a39e2501bfe2d37c55
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SSDEEP
12288:GMDNN7/3anjTbZppa4Pl7kczIpAwC4DGsrljikPRDJA5KL1BD9FRUstXsX+lZFC:GMDNonjTnd71wC0nikZWQ13RU8WiZFC
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b4ef53a57d876096170eae8e258c0ff8 -
NSIS installer 1 IoCs
resource yara_rule sample nsis_installer_2
Files
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b4ef53a57d876096170eae8e258c0ff8.exe windows:4 windows x86 arch:x86
5b299e1fad19726ce0a642f8fbbed98c
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
__vbaStrI4
__vbaFreeVar
__vbaAryMove
__vbaLenBstr
__vbaStrVarMove
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
ord513
ord516
__vbaStrErrVarCopy
_adj_fprem1
ord518
__vbaRecAnsiToUni
ord519
__vbaStrCat
__vbaError
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
ord666
__vbaAryDestruct
ord593
__vbaExitProc
ord594
__vbaObjSet
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
__vbaStrFixstr
_CIsin
ord631
__vbaErase
ord525
ord632
__vbaChkstk
ord526
__vbaGosubFree
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner3
__vbaI2I4
__vbaObjVar
ord561
DllFunctionCall
ord670
_adj_fpatan
ord569
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
ord600
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaUI1I4
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaGosub
ord608
ord716
__vbaFPException
ord717
__vbaGetOwner3
__vbaStrVarVal
__vbaVarCat
ord644
ord537
_CIlog
__vbaErrorOverflow
__vbaFileOpen
ord570
__vbaInStr
__vbaNew2
ord648
__vbaVar2Vec
ord571
_adj_fdiv_m32i
_adj_fdivr_m32i
ord573
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
ord578
ord100
__vbaVarTstNe
__vbaI4Var
__vbaAryLock
__vbaLateMemCall
__vbaStrToAnsi
__vbaVarDup
ord616
__vbaFpI4
__vbaR8IntI2
ord617
__vbaLateMemCallLd
__vbaRecDestructAnsi
_CIatan
ord618
__vbaStrMove
__vbaR8IntI4
ord619
_allmul
__vbaLenVarB
_CItan
__vbaAryUnlock
_CIexp
__vbaFreeObj
__vbaFreeStr
Sections
.text Size: 56KB - Virtual size: 54KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 6.2MB - Virtual size: 6.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ