Static task
static1
Behavioral task
behavioral1
Sample
NB CRYPTER 0 34/NB.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
NB CRYPTER 0 34/NB.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
NB CRYPTER 0 34/NBCripteR.exe
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
NB CRYPTER 0 34/NBCripteR.exe
Resource
win10v2004-20240802-en
General
-
Target
94fc5d7f36ffb2868d25433ccaee9c0f_JaffaCakes118
-
Size
33KB
-
MD5
94fc5d7f36ffb2868d25433ccaee9c0f
-
SHA1
8fba0b7d54f780d1c559b29556c593ad8e6b0287
-
SHA256
9fbf123f0f6b3bf2f41f8022e07374f8628afbf735bcdb1f048cc4843cc84155
-
SHA512
913374b903d69b7c550cddb4aa26745d69097f022cefac4368379380bf37fa429d72176d525cbdb5c526095e3b94f143525f288264bb9bcf52f58a083a648868
-
SSDEEP
768:AS92HxZkaE01MI3AR7TQY9M28ivFGtcR2HZhA9GNXBrcAht3TzJJf/ba:B9uHkaE01Zs7D9MCFGtcsHZf1eE37X+
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/NB CRYPTER 0 34/NB.exe unpack001/NB CRYPTER 0 34/NBCripteR.exe
Files
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94fc5d7f36ffb2868d25433ccaee9c0f_JaffaCakes118.rar
-
NB CRYPTER 0 34/NB.exe.exe windows:4 windows x86 arch:x86
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
Sections
.text Size: 8KB - Virtual size:
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_READ
-
NB CRYPTER 0 34/NBCripteR.exe.exe windows:4 windows x86 arch:x86
b988bc80ded42dfb6451bb04259c6bae
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
__vbaStrI4
__vbaAryMove
__vbaFreeVar
__vbaStrVarMove
__vbaLenBstr
__vbaLateIdCall
__vbaFreeVarList
__vbaPut3
_adj_fdiv_m64
__vbaRaiseEvent
__vbaFreeObjList
_adj_fprem1
__vbaRecAnsiToUni
__vbaStrCat
__vbaSetSystemError
__vbaRecDestruct
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
__vbaExitProc
__vbaObjSet
ord595
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaBoolVarNull
_CIsin
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
ord529
__vbaStrCmp
__vbaGet3
__vbaAryConstruct2
__vbaVarTstEq
__vbaPutOwner3
__vbaI2I4
DllFunctionCall
__vbaRedimPreserve
_adj_fpatan
__vbaLateIdCallLd
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
ord607
ord608
__vbaFPException
ord717
__vbaGetOwner3
__vbaUbound
__vbaVarCat
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
ord648
ord570
__vbaVar2Vec
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord578
ord685
ord100
__vbaVarCmpEq
__vbaAryLock
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
_CIatan
__vbaStrMove
__vbaR8IntI4
_allmul
__vbaLateIdSt
_CItan
__vbaAryUnlock
_CIexp
__vbaFreeStr
__vbaFreeObj
Sections
.text Size: 40KB - Virtual size: 37KB
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: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ