Static task
static1
Behavioral task
behavioral1
Sample
History.js
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
History.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
JSG1.16.exe
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
JSG1.16.exe
Resource
win10v2004-20240802-en
General
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Target
abd852f5fa665df25715296634177c42_JaffaCakes118
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Size
89KB
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MD5
abd852f5fa665df25715296634177c42
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SHA1
af08c0dbf275f92133cb08ff1f71bf9d4bb4d2f4
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SHA256
05894a10a1d3574491753582c81cf8784d9f96d2b4132617e245d889911fc19b
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SHA512
aeefc6ea7cad64c1601dfaebf008eb42f97dc2dea46c1a73c300bbf1eb69433693d4dc955d24806fb6429c00572e041a188fb04f1b9833f14af2f0e384f54497
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SSDEEP
1536:3oCJ5YMAffYu4zx3dSkP5pUAsvnXirQ5JNZ9l3dDUL7zUVFVHWRTKlkzOm:FYF3h4tl7svnXzNZr3mL7zUVPHEtb
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/JSG1.16.exe
Files
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abd852f5fa665df25715296634177c42_JaffaCakes118.zip
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History.txt.js
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JSG1.16.exe.exe windows:4 windows x86 arch:x86
5688feb1f0b44400c8dae2bbfb129916
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm50
__vbaVarSub
_CIcos
_adj_fptan
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaStrVarMove
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
ord516
_adj_fprem1
__vbaStrCat
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
ord593
__vbaVarForInit
ord594
__vbaObjSet
ord595
_adj_fdiv_m16i
_adj_fdivr_m16i
__vbaBoolVarNull
_CIsin
ord632
__vbaVarCmpGt
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaStrCmp
__vbaVarTstEq
__vbaStrR4
_adj_fpatan
EVENT_SINK_Release
ord600
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaPrintFile
__vbaInputFile
_adj_fprem
_adj_fdivr_m64
ord608
__vbaFPException
__vbaStrVarVal
ord537
_CIlog
__vbaFileOpen
__vbaNew2
__vbaR8Str
ord571
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord573
__vbaFreeStrList
__vbaVarCmpLt
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaI4Var
__vbaVarAdd
__vbaVarDup
ord613
__vbaFpI2
__vbaVarCopy
_CIatan
__vbaStrMove
_allmul
_CItan
__vbaFPInt
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 284KB - Virtual size: 283KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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ReadMe.txt