Behavioral task
behavioral1
Sample
1028-65-0x0000000000400000-0x0000000000479000-memory.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
1028-65-0x0000000000400000-0x0000000000479000-memory.exe
Resource
win10v2004-20230220-en
General
-
Target
1028-65-0x0000000000400000-0x0000000000479000-memory.dmp
-
Size
484KB
-
MD5
ff162176c229982d06796243d9aecf20
-
SHA1
3503f218712aac48e4c908321f606f81f5ed5d52
-
SHA256
8d45207dc58179676eaed917a2b0b9ddd5ec37497d0510c0b84ee53a228e63a7
-
SHA512
f4e729e8842ddefed7349fb8ae9bca6cd8f53c5d930e966648762ab1c6697f9103b16d149336868b65cfe3b7b421715aa214518b5b2ab147cf313d65af257ebc
-
SSDEEP
12288:s/gg3qMjdnjdla/KZXvoZMdAt6+h+hrWijYKkJj6GmZU:sZ3jsKZiMdAtz+hrbYb6nZ
Malware Config
Extracted
darkcloud
https://api.telegram.org/bot6297321364:AAGrqCx2JSNrLhdAS1lpDcwQJhzQ_stCOgM/sendMessage?chat_id=882017182
Signatures
-
Darkcloud family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1028-65-0x0000000000400000-0x0000000000479000-memory.dmp
Files
-
1028-65-0x0000000000400000-0x0000000000479000-memory.dmp.exe windows x86
59095c7cacb1d079e92fe30a5fb5351e
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
__vbaCopyBytes
__vbaStrCat
ord660
__vbaLsetFixstr
__vbaStrDate
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
__vbaLenBstrB
ord556
__vbaLenVar
ord558
_adj_fdiv_m32
ord666
__vbaAryDestruct
__vbaVarXor
__vbaVarIndexLoadRefLock
__vbaLateMemSt
ord593
__vbaForEachCollObj
__vbaExitProc
__vbaVarForInit
ord594
__vbaObjSet
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
ord598
__vbaBoolVar
ord520
ord708
__vbaBoolVarNull
__vbaRefVarAry
__vbaVarTstLt
_CIsin
__vbaErase
ord631
ord709
ord525
ord632
__vbaVarCmpGt
__vbaVarZero
__vbaNextEachCollObj
__vbaChkstk
ord526
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaGet3
__vbaStrCmp
ord529
__vbaPutOwner3
__vbaAryConstruct2
__vbaVarTstEq
__vbaDateR8
ord560
__vbaI2I4
__vbaObjVar
DllFunctionCall
__vbaVarLateMemSt
__vbaVarOr
__vbaFpUI1
ord564
__vbaLbound
__vbaRedimPreserve
_adj_fpatan
__vbaFixstrConstruct
__vbaR8Cy
__vbaRedim
__vbaUI1ErrVar
EVENT_SINK_Release
__vbaNew
ord601
__vbaUI1I2
_CIsqrt
__vbaObjIs
__vbaVarAnd
EVENT_SINK_QueryInterface
ord710
__vbaStr2Vec
__vbaVarMul
__vbaStrUI1
__vbaUI1I4
__vbaExceptHandler
__vbaPrintFile
ord712
__vbaStrToUnicode
ord606
_adj_fprem
_adj_fdivr_m64
__vbaVarDiv
ord607
ord608
ord716
ord531
__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
__vbaForEachAry
__vbaVarCmpEq
__vbaVarAdd
__vbaLateMemCall
__vbaAryLock
__vbaVarDup
__vbaStrToAnsi
__vbaFpI2
ord616
__vbaVarCopy
__vbaVarLateMemCallLd
__vbaFpI4
__vbaLateMemCallLd
ord617
_CIatan
__vbaAryCopy
__vbaStrMove
__vbaStrVarCopy
__vbaForEachVar
ord619
_allmul
_CItan
__vbaAryUnlock
__vbaUI1Var
__vbaVarForNext
_CIexp
__vbaMidStmtBstr
__vbaI4ErrVar
ord580
__vbaFreeStr
__vbaFreeObj
__vbaRecAssign
ord581
Sections
.text Size: 308KB - Virtual size: 305KB
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: 168KB - Virtual size: 164KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ