Behavioral task
behavioral1
Sample
4660-6-0x0000000000400000-0x000000000046A000-memory.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
4660-6-0x0000000000400000-0x000000000046A000-memory.exe
Resource
win10v2004-20231025-en
General
-
Target
4660-6-0x0000000000400000-0x000000000046A000-memory.dmp
-
Size
424KB
-
MD5
42d990690985f79c5f131af8cb5f9fdb
-
SHA1
b9a29a74df90d02f5336e77089c54810b7e7435f
-
SHA256
f1f32b6e13d2ee1678899aab184161b51b0c06df57719a85f9be5a8823c604b6
-
SHA512
b7bf5670c439ebe07edff89d9c71f12111b4178e84d17eb1d402a56c70e2628928548f3fc2b58376cc92ffd551a943b64b8278eb33c8e19e0e8da3fabc89f095
-
SSDEEP
12288:0ODGxaUjJcgL1r8xcWSmyD5MecKRjYKkJj6GmZU:06UEXSmQ5tJZYb6nZ
Malware Config
Extracted
darkcloud
https://api.telegram.org/bot6946449919:AAGrwsEUPXNuNb2IKsVchu8VgWMNPhHYEN8/sendMessage?chat_id=6800267549
Signatures
-
Darkcloud family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4660-6-0x0000000000400000-0x000000000046A000-memory.dmp
Files
-
4660-6-0x0000000000400000-0x000000000046A000-memory.dmp.exe windows:4 windows x86 arch:x86
f979304009ac3402afbfcdb2d6da3460
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
__vbaVarTstGt
__vbaVarSub
__vbaNextEachAry
_CIcos
_adj_fptan
__vbaStrI4
__vbaHresultCheck
__vbaVarMove
__vbaVarVargNofree
__vbaCyMul
__vbaAryMove
__vbaFreeVar
__vbaLenBstr
__vbaStrVarMove
__vbaEnd
__vbaPut3
__vbaFreeVarList
_adj_fdiv_m64
__vbaFpCDblR8
ord698
__vbaVarIndexStore
__vbaNextEachVar
__vbaFreeObjList
ord516
__vbaStrErrVarCopy
__vbaVarIndexLoadRef
_adj_fprem1
ord518
ord626
__vbaResume
__vbaCopyBytes
__vbaStrCat
ord660
__vbaLsetFixstr
__vbaStrDate
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
__vbaLenBstrB
ord556
__vbaLenVar
ord558
_adj_fdiv_m32
__vbaAryVar
ord666
__vbaAryDestruct
__vbaVarXor
__vbaLateMemSt
__vbaVarIndexLoadRefLock
ord593
__vbaVarForInit
__vbaForEachCollObj
__vbaExitProc
ord594
__vbaObjSet
ord595
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaBoolVar
ord520
ord708
__vbaBoolVarNull
__vbaRefVarAry
__vbaVarTstLt
_CIsin
ord709
__vbaErase
ord631
ord525
__vbaVarCmpGt
__vbaNextEachCollObj
__vbaVarZero
ord632
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
ord527
__vbaGenerateBoundsError
__vbaGet3
__vbaStrCmp
ord529
__vbaPutOwner3
__vbaAryConstruct2
__vbaVarTstEq
__vbaDateR8
ord560
ord561
__vbaI2I4
__vbaObjVar
DllFunctionCall
__vbaVarLateMemSt
__vbaVarOr
__vbaFpUI1
ord564
__vbaRedimPreserve
__vbaLbound
_adj_fpatan
__vbaFixstrConstruct
__vbaR8Cy
__vbaRedim
__vbaUI1ErrVar
EVENT_SINK_Release
__vbaNew
ord601
__vbaUI1I2
_CIsqrt
__vbaObjIs
__vbaVarAnd
EVENT_SINK_QueryInterface
ord710
__vbaStr2Vec
__vbaVarMul
__vbaStrUI1
__vbaUI1I4
__vbaExceptHandler
ord711
__vbaPrintFile
ord712
__vbaStrToUnicode
__vbaExitEachAry
ord606
_adj_fprem
_adj_fdivr_m64
__vbaVarDiv
ord607
ord608
ord531
ord716
__vbaFPException
ord717
ord532
__vbaInStrVar
__vbaUbound
__vbaStrVarVal
__vbaGetOwner3
__vbaVarCat
__vbaDateVar
__vbaI2Var
ord537
ord644
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
ord648
__vbaNew2
__vbaInStr
__vbaVar2Vec
ord570
__vbaVarLateMemCallLdRf
__vbaVarInt
_adj_fdiv_m32i
ord572
_adj_fdivr_m32i
ord573
__vbaVarSetObj
__vbaStrCopy
ord681
__vbaVarNot
__vbaFreeStrList
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
ord685
ord100
ord579
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
__vbaVarCmpEq
__vbaForEachAry
__vbaAryLock
__vbaVarAdd
__vbaLateMemCall
__vbaVarDup
__vbaStrToAnsi
__vbaFpI2
ord616
__vbaVarCopy
__vbaVarLateMemCallLd
__vbaFpI4
__vbaLateMemCallLd
ord617
_CIatan
__vbaUI1Str
__vbaCastObj
__vbaAryCopy
__vbaStrMove
__vbaStrVarCopy
ord619
__vbaForEachVar
_allmul
_CItan
__vbaAryUnlock
__vbaUI1Var
__vbaVarForNext
_CIexp
__vbaMidStmtBstr
__vbaI4ErrVar
ord580
__vbaFreeStr
__vbaFreeObj
__vbaRecAssign
ord581
Sections
.text Size: 252KB - Virtual size: 249KB
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: 164KB - Virtual size: 163KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ