Static task
static1
Behavioral task
behavioral1
Sample
CSRDS.exe
Resource
win7-20230824-en
Behavioral task
behavioral2
Sample
CSRDS.exe
Resource
win10v2004-20230703-en
General
-
Target
CSRDS.exe
-
Size
4.9MB
-
MD5
c32dff9ba74993f5f73fd26c32841b38
-
SHA1
05d66d4ba2cb9caa5fad80bc238378fa8b2db075
-
SHA256
f2218f891de8da0f654f404a0024188a40ddc42bb3ccbd090ab13bc0041b4e97
-
SHA512
7ce5da6c3f3e7f1d814d05b374306b4e87ee13910995d1478c1febf3830b495093da06b623a917633448c2a59f26c7898f895b629937e53fd73ffed81b72d93c
-
SSDEEP
98304:glOJtWP5Mv60/uPIDCKKLGrToNAQnWgjY5jSbYdbY7c5Z5pgG5W2CM57505z5k5t:gArW+v60FiLGrToNAQnWgj+SbYdbY7oa
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource CSRDS.exe
Files
-
CSRDS.exe.exe windows x86
1996cf93659362332996124d51770bc9
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
__vbaVarTstGt
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaStrI4
__vbaVarVargNofree
__vbaFreeVar
__vbaLateIdCall
__vbaGosubReturn
__vbaStrVarMove
__vbaLenBstr
__vbaLineInputStr
__vbaPut3
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
__vbaLineInputVar
ord516
__vbaGetFxStr4
_adj_fprem1
ord519
__vbaResume
__vbaVarCmpNe
__vbaStrCat
ord660
__vbaLsetFixstr
__vbaRecDestruct
ord661
__vbaSetSystemError
__vbaNameFile
__vbaHresultCheckObj
__vbaVargVarCopy
__vbaLenVar
_adj_fdiv_m32
__vbaVarTstLe
__vbaAryDestruct
__vbaVarCmpGe
ord669
__vbaBoolStr
__vbaStrBool
__vbaExitProc
__vbaVarForInit
__vbaOnError
__vbaObjSet
ord595
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
ord520
__vbaBoolVar
__vbaStrFixstr
__vbaRefVarAry
ord523
__vbaVargVar
__vbaBoolVarNull
__vbaVarTstLt
__vbaFpR8
_CIsin
ord631
__vbaErase
__vbaVargVarMove
__vbaVarZero
ord632
__vbaVarCmpGt
ord525
__vbaChkstk
ord526
__vbaFileClose
__vbaGosubFree
EVENT_SINK_AddRef
ord527
ord528
__vbaGenerateBoundsError
__vbaGet3
__vbaStrCmp
ord529
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner4
__vbaPrintObj
__vbaObjVar
__vbaI2I4
DllFunctionCall
__vbaVarLateMemSt
__vbaVarOr
__vbaCastObjVar
__vbaRedimPreserve
_adj_fpatan
__vbaFixstrConstruct
__vbaLateIdCallLd
__vbaStrR8
__vbaRedim
EVENT_SINK_Release
__vbaNew
ord600
__vbaUI1I2
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaVarMul
__vbaUI1I4
__vbaExceptHandler
ord712
__vbaPrintFile
__vbaStrToUnicode
ord606
_adj_fprem
_adj_fdivr_m64
__vbaVarDiv
__vbaI2Str
__vbaGosub
ord607
ord608
ord716
ord531
__vbaVarCmpLe
__vbaFPException
__vbaInStrVar
__vbaGetOwner3
__vbaUbound
__vbaStrVarVal
__vbaGetOwner4
__vbaVarCat
ord536
__vbaLsetFixstrFree
__vbaI2Var
ord644
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVarLateMemCallLdRf
ord648
__vbaNew2
__vbaInStr
ord570
__vbaR8Str
ord571
_adj_fdiv_m32i
ord572
_adj_fdivr_m32i
ord573
__vbaStrCopy
ord681
__vbaI4Str
__vbaFreeStrList
__vbaVarCmpLt
ord576
_adj_fdivr_m32
__vbaR8Var
ord577
_adj_fdiv_r
ord578
ord685
ord100
__vbaVarTstNe
__vbaVarSetVar
__vbaI4Var
__vbaVarCmpEq
__vbaAryLock
__vbaLateMemCall
__vbaVarAdd
__vbaVarDup
__vbaStrToAnsi
__vbaFpI2
__vbaVarTstGe
__vbaVarLateMemCallLd
ord616
__vbaVarCopy
__vbaFpI4
__vbaVarSetObjAddref
ord617
__vbaR8IntI2
_CIatan
__vbaAryCopy
__vbaStrMove
ord618
__vbaCastObj
ord619
__vbaR8IntI4
__vbaStrVarCopy
ord650
_allmul
__vbaLateIdSt
ord651
ord545
ord652
_CItan
ord546
__vbaAryUnlock
__vbaFPInt
__vbaVarForNext
_CIexp
__vbaMidStmtBstr
__vbaFreeObj
__vbaFreeStr
ord581
Sections
.text Size: 4.9MB - Virtual size: 4.9MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 101KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ