Static task
static1
Behavioral task
behavioral1
Sample
UnZoom.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
UnZoom.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
Zoom.exe
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
Zoom.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
UnZoom.exe
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
UnZoom.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
Zoom.exe
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
Zoom.exe
Resource
win10v2004-20240802-en
General
-
Target
a214a7e6db356ec8fb55522d6e1543c4_JaffaCakes118
-
Size
2.4MB
-
MD5
a214a7e6db356ec8fb55522d6e1543c4
-
SHA1
f96b4d17b17317feb3a86b92e504e76e266f5628
-
SHA256
454d6f0120a95bfb774156fb549d99f80ee92e45e08f5191f0abbf866cc13733
-
SHA512
ad495bdf3a1003eb9c088bd7cde705d00a9039fb5f34a94be57fb31617d6ab642613059ac2e3159a4e0201c9a044de306f3d9a28a38feabad07276db371bab41
-
SSDEEP
49152:oAgqW/Qj6LXqSEXp/HOwGJWY8aA954MXKRH+8wPb1MBHU9naf532ZG:oAm/BAMSY8ZXyRH+8mWIq532Q
Malware Config
Signatures
-
Unsigned PE 4 IoCs
Checks for missing Authenticode signature.
resource unpack002/UnZoom.exe unpack002/Zoom.exe unpack003/UnZoom.exe unpack003/Zoom.exe
Files
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a214a7e6db356ec8fb55522d6e1543c4_JaffaCakes118.zip
-
Zoom Accessibility.zip.zip
-
File_id.diz
-
Guide.hlp
-
Readme.txt
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UnZoom.exe.exe windows:4 windows x86 arch:x86
76fe6dc560c8ed5fc320aef6e698749a
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm50
_CIcos
_adj_fptan
__vbaVarMove
__vbaFreeVar
__vbaStrVarMove
__vbaFreeVarList
_adj_fdiv_m64
_adj_fprem1
__vbaStrCat
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
ord595
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
_CIsin
ord525
__vbaChkstk
EVENT_SINK_AddRef
ord529
__vbaVarTstEq
DllFunctionCall
_adj_fpatan
EVENT_SINK_Release
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
ord607
ord608
__vbaFPException
__vbaVarCat
_CIlog
__vbaErrorOverflow
__vbaInStr
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaI4Var
__vbaStrToAnsi
__vbaVarCopy
ord616
ord617
_CIatan
__vbaStrMove
_allmul
_CItan
_CIexp
__vbaFreeStr
__vbaFreeObj
Sections
.text Size: 14KB - Virtual size: 14KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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Zoom.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
Size: 654KB - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 12KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: - Virtual size: 268KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
. Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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Zoom Graphic & Accessibility.txt
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Zoom Graphic.zip.zip
-
File_id.diz
-
Guide.hlp
-
Readme.txt
-
UnZoom.exe.exe windows:4 windows x86 arch:x86
2232b7c2950fa2b8676ef2b0ca77820d
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm50
_CIcos
_adj_fptan
__vbaVarMove
__vbaFreeVar
__vbaStrVarMove
__vbaFreeVarList
_adj_fdiv_m64
_adj_fprem1
__vbaRecAnsiToUni
__vbaStrCat
__vbaSetSystemError
__vbaRecDestruct
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaExitProc
ord595
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaBoolVarNull
_CIsin
ord525
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
ord529
__vbaVarTstEq
__vbaI2I4
DllFunctionCall
_adj_fpatan
__vbaRecUniToAnsi
EVENT_SINK_Release
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
ord607
ord608
ord531
__vbaFPException
ord532
__vbaVarCat
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord100
__vbaI4Var
__vbaStrToAnsi
__vbaVarCopy
ord616
ord617
__vbaRecDestructAnsi
_CIatan
__vbaStrMove
_allmul
_CItan
_CIexp
__vbaFreeStr
__vbaFreeObj
Sections
.text Size: 20KB - Virtual size: 19KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Zoom.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
Size: 1.6MB - Virtual size: 8.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
. Size: 91KB - Virtual size: 400KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: - Virtual size: 632KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE