Static task
static1
Behavioral task
behavioral1
Sample
Readme-Help.vbs
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Readme-Help.vbs
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Vbsencrypter.exe
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
Vbsencrypter.exe
Resource
win10v2004-20240802-en
General
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Target
ff8879c61adf60c1279693e8fd92dce6_JaffaCakes118
-
Size
13KB
-
MD5
ff8879c61adf60c1279693e8fd92dce6
-
SHA1
f495421724d3143ba399b819d00f5b2d4ca837bc
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SHA256
6900491c88bb09191dc8e855ae7713912b55939135299fea13347cc6e1388909
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SHA512
546b611739ec6716306b428540b396554b8367ef2bca93b0b10e519df67b41b509cf477525a9cd9f366f4b60b1a910f61b002a33608795a5c118912d5f5228c6
-
SSDEEP
384:TFdftbQuLaVe1o4zVu4hhBRBcjNJNkmh7DnSRJ09:TFJ+uLaCzrcj7Nkmh7L9
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Vbsencrypter.exe
Files
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ff8879c61adf60c1279693e8fd92dce6_JaffaCakes118.zip
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Readme-Help.txt.vbs
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Vbsencrypter.exe.exe windows:4 windows x86 arch:x86
92c319506f53faf07f708d78910ab57f
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
_CIcos
_adj_fptan
__vbaVarMove
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
ord516
_adj_fprem1
__vbaRecAnsiToUni
ord518
ord519
__vbaStrCat
__vbaSetSystemError
__vbaRecDestruct
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaVarForInit
ord593
__vbaObjSet
ord595
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
__vbaVargVar
_CIsin
ord631
ord525
ord632
__vbaChkstk
EVENT_SINK_AddRef
__vbaStrCmp
__vbaVarTstEq
__vbaObjVar
DllFunctionCall
_adj_fpatan
__vbaR4Var
__vbaRecUniToAnsi
EVENT_SINK_Release
_CIsqrt
EVENT_SINK_QueryInterface
__vbaVarMul
__vbaExceptHandler
_adj_fprem
_adj_fdivr_m64
__vbaVarDiv
ord608
ord716
__vbaFPException
__vbaInStrVar
__vbaStrVarVal
__vbaVarCat
ord537
_CIlog
__vbaErrorOverflow
__vbaInStr
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord578
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
__vbaLateMemCall
__vbaVarAdd
__vbaVarDup
__vbaVarCopy
__vbaRecDestructAnsi
__vbaLateMemCallLd
_CIatan
ord618
__vbaStrMove
__vbaCastObj
ord619
_allmul
_CItan
__vbaFPInt
__vbaVarForNext
_CIexp
__vbaMidStmtBstr
__vbaFreeObj
__vbaFreeStr
Sections
.text Size: 40KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ