Static task
static1
Behavioral task
behavioral1
Sample
JOIN.exe
Resource
win7-20240729-en
General
-
Target
fa588171489399bed272e9ac110f863c_JaffaCakes118
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Size
298KB
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MD5
fa588171489399bed272e9ac110f863c
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SHA1
9d1c665e5da7252754357017c651a81d7903bfd4
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SHA256
36e80c63a48af084e483910b7a42ecac4ed48d76c53ab8a300ad410bd0adba94
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SHA512
cf75d10f61a1a52064b0c752d10838ffe1514f498b3e5a582448254ca84fa8a351cffd751a00bc04596d73a844c5923e48b3c076e8b578d21baf90f378b614b0
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SSDEEP
6144:W86fwNAOCJqL3vrdcZZXFem+OINYNhKxx9qMg44BqvgH/5rDHdHppwK:5O0AO2krdcvfrKX9AOoh3RpyK
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/JOIN.exe
Files
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fa588171489399bed272e9ac110f863c_JaffaCakes118.zip
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JOIN.exe.exe windows:4 windows x86 arch:x86
2d2e9e61c099a4a0806807fb9ad197b8
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
__vbaVarMove
__vbaAryMove
__vbaFreeVar
__vbaLenBstr
__vbaStrVarMove
__vbaLateIdCall
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
__vbaPut4
__vbaRaiseEvent
__vbaFreeObjList
ord516
_adj_fprem1
__vbaStrCat
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryVar
ord667
__vbaAryDestruct
ord593
__vbaExitProc
__vbaVarForInit
ord594
__vbaOnError
__vbaObjSet
ord595
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord520
_CIsin
ord631
ord632
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
ord529
__vbaStrCmp
__vbaPutOwner3
__vbaAryConstruct2
__vbaVarTstEq
__vbaI2I4
DllFunctionCall
__vbaVarLateMemSt
__vbaCastObjVar
__vbaRedimPreserve
_adj_fpatan
__vbaLateIdCallLd
__vbaRedim
EVENT_SINK_Release
ord600
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaUI1I4
__vbaExceptHandler
ord711
ord314
_adj_fprem
_adj_fdivr_m64
ord315
ord316
ord608
ord716
__vbaFPException
ord717
__vbaUbound
__vbaGetOwner3
__vbaStrVarVal
__vbaVarCat
ord644
_CIlog
__vbaErrorOverflow
__vbaFileOpen
ord648
ord570
__vbaR8Str
__vbaVar2Vec
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
ord576
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord578
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
__vbaAryLock
__vbaVarDup
__vbaFpI4
ord616
__vbaVarLateMemCallLd
_CIatan
__vbaUI1Str
__vbaAryCopy
__vbaCastObj
__vbaStrMove
__vbaR8IntI4
_allmul
__vbaLateIdSt
_CItan
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
Sections
.text Size: 188KB - Virtual size: 186KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 652KB - Virtual size: 651KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ