Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	Oct. 18, 2021, 5:50 p.m.	Oct. 18, 2021, 5:52 p.m.

Size	604.9KB
Type	Microsoft Excel 2007+
MD5	`3649a4e4e640017f163b9f1f164a63b7`
SHA256	`4f467c83d7a14ed2b0a6d34ebeb28fc547292d6daf4fa8c970500e557a6b720e`
CRC32	`3D738E2F`
ssdeep	`12288:4x8HBP+UABctpwGMvxH+/rovRF4bwdQnr20CS/pMhAGOSUl9kmtMUysRe:BB8+Epe/2RYw0vCS/pYONlKtUysM`
Yara	None matched

EXCEL.EXE "C:\Program Files (x86)\Microsoft Office\Office15\EXCEL.EXE" C:\Users\test22\AppData\Local\Temp\PO-15102021.xlsx
2364

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
2.56.59.250	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.103:49167 -> 2.56.59.250:80	2016141	ET INFO Executable Download from dotted-quad Host	A Network Trojan was detected

Suricata TLS

No Suricata TLS

One or more processes crashed (2 events)

Time & API	Arguments	Status	Return	Repeated
__exception__ Oct. 18, 2021, 5:50 p.m.	stacktrace: RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725 NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2 CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad OleCreateEmbeddingHelper+0x2a1 CreateFileMoniker-0x17de ole32+0x81414 @ 0x76201414 ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68 MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512 MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97 MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664 LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9 MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481 MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8 MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7 MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5 exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727 exception.instruction: leave exception.module: KERNELBASE.dll exception.exception_code: 0x800706be exception.offset: 46887 exception.address: 0x7677b727 registers.esp: 4153408 registers.edi: 1981610512 registers.eax: 4153408 registers.ebp: 4153488 registers.edx: 0 registers.ebx: 107928972 registers.esi: 2147944126 registers.ecx: 68796774	1	0	0
__exception__ Oct. 18, 2021, 5:50 p.m.	stacktrace: RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725 NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2 CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad CoRegisterMessageFilter+0x5048 ObjectStublessClient5-0x21 ole32+0x3b641 @ 0x761bb641 CoRegisterMessageFilter+0x4ff4 ObjectStublessClient5-0x75 ole32+0x3b5ed @ 0x761bb5ed CoRegisterMessageFilter+0x4b79 ObjectStublessClient5-0x4f0 ole32+0x3b172 @ 0x761bb172 CoRegisterMessageFilter+0x4075 ObjectStublessClient5-0xff4 ole32+0x3a66e @ 0x761ba66e ObjectStublessClient31+0x2961c STGMEDIUM_UserUnmarshal-0x92 ole32+0xba68c @ 0x7623a68c ObjectStublessClient31+0x6776 STGMEDIUM_UserUnmarshal-0x22f38 ole32+0x977e6 @ 0x762177e6 OleCreateEmbeddingHelper+0x344 CreateFileMoniker-0x173b ole32+0x814b7 @ 0x762014b7 ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68 MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512 MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97 MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664 LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9 MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481 MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8 MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7 MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5 exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727 exception.instruction: leave exception.module: KERNELBASE.dll exception.exception_code: 0x800706ba exception.offset: 46887 exception.address: 0x7677b727 registers.esp: 4153100 registers.edi: 1981610512 registers.eax: 4153100 registers.ebp: 4153180 registers.edx: 0 registers.ebx: 107928396 registers.esi: 2147944122 registers.ecx: 68796774	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Oct. 18, 2021, 5:50 p.m.

stacktrace:

RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b
DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725
NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b
WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2
CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad
OleCreateEmbeddingHelper+0x2a1 CreateFileMoniker-0x17de ole32+0x81414 @ 0x76201414
ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68
MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e
MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512
MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97
MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664
LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f
LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9
MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481
MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f
MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8
MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7
MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe
MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5

exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b
exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727
exception.instruction: leave
exception.module: KERNELBASE.dll
exception.exception_code: 0x800706be
exception.offset: 46887
exception.address: 0x7677b727
registers.esp: 4153408
registers.edi: 1981610512
registers.eax: 4153408
registers.ebp: 4153488
registers.edx: 0
registers.ebx: 107928972
registers.esi: 2147944126
registers.ecx: 68796774

__exception__

Oct. 18, 2021, 5:50 p.m.

stacktrace:

RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b
DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725
NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b
WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2
CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad
CoRegisterMessageFilter+0x5048 ObjectStublessClient5-0x21 ole32+0x3b641 @ 0x761bb641
CoRegisterMessageFilter+0x4ff4 ObjectStublessClient5-0x75 ole32+0x3b5ed @ 0x761bb5ed
CoRegisterMessageFilter+0x4b79 ObjectStublessClient5-0x4f0 ole32+0x3b172 @ 0x761bb172
CoRegisterMessageFilter+0x4075 ObjectStublessClient5-0xff4 ole32+0x3a66e @ 0x761ba66e
ObjectStublessClient31+0x2961c STGMEDIUM_UserUnmarshal-0x92 ole32+0xba68c @ 0x7623a68c
ObjectStublessClient31+0x6776 STGMEDIUM_UserUnmarshal-0x22f38 ole32+0x977e6 @ 0x762177e6
OleCreateEmbeddingHelper+0x344 CreateFileMoniker-0x173b ole32+0x814b7 @ 0x762014b7
ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68
MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e
MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512
MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97
MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664
LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f
LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9
MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481
MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f
MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8
MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7
MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe
MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5

exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b
exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727
exception.instruction: leave
exception.module: KERNELBASE.dll
exception.exception_code: 0x800706ba
exception.offset: 46887
exception.address: 0x7677b727
registers.esp: 4153100
registers.edi: 1981610512
registers.eax: 4153100
registers.ebp: 4153180
registers.edx: 0
registers.ebx: 107928396
registers.esi: 2147944122
registers.ecx: 68796774

HTTP traffic contains suspicious features which may be indicative of malware related traffic (1 event)

suspicious_features

GET method with no useragent header, Connection to IP address

suspicious_request

GET http://2.56.59.250/PHJ.exe

Performs some HTTP requests (1 event)

request

GET http://2.56.59.250/PHJ.exe

Allocates read-write-execute memory (usually to unpack itself) (1 event)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory Oct. 18, 2021, 5:50 p.m.	process_identifier: 2364 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x6b332000 process_handle: 0xffffffff	1	0	0

An application raised an exception which may be indicative of an exploit crash (3 events)

Time & API	Arguments	Status	Return	Repeated
Application Crash	Process EXCEL.EXE with pid 2364 crashed
__exception__ Oct. 18, 2021, 5:50 p.m.	stacktrace: RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725 NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2 CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad OleCreateEmbeddingHelper+0x2a1 CreateFileMoniker-0x17de ole32+0x81414 @ 0x76201414 ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68 MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512 MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97 MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664 LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9 MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481 MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8 MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7 MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5 exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727 exception.instruction: leave exception.module: KERNELBASE.dll exception.exception_code: 0x800706be exception.offset: 46887 exception.address: 0x7677b727 registers.esp: 4153408 registers.edi: 1981610512 registers.eax: 4153408 registers.ebp: 4153488 registers.edx: 0 registers.ebx: 107928972 registers.esi: 2147944126 registers.ecx: 68796774	1	0	0
__exception__ Oct. 18, 2021, 5:50 p.m.	stacktrace: RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725 NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2 CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad CoRegisterMessageFilter+0x5048 ObjectStublessClient5-0x21 ole32+0x3b641 @ 0x761bb641 CoRegisterMessageFilter+0x4ff4 ObjectStublessClient5-0x75 ole32+0x3b5ed @ 0x761bb5ed CoRegisterMessageFilter+0x4b79 ObjectStublessClient5-0x4f0 ole32+0x3b172 @ 0x761bb172 CoRegisterMessageFilter+0x4075 ObjectStublessClient5-0xff4 ole32+0x3a66e @ 0x761ba66e ObjectStublessClient31+0x2961c STGMEDIUM_UserUnmarshal-0x92 ole32+0xba68c @ 0x7623a68c ObjectStublessClient31+0x6776 STGMEDIUM_UserUnmarshal-0x22f38 ole32+0x977e6 @ 0x762177e6 OleCreateEmbeddingHelper+0x344 CreateFileMoniker-0x173b ole32+0x814b7 @ 0x762014b7 ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68 MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512 MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97 MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664 LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9 MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481 MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8 MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7 MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40 BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5 exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727 exception.instruction: leave exception.module: KERNELBASE.dll exception.exception_code: 0x800706ba exception.offset: 46887 exception.address: 0x7677b727 registers.esp: 4153100 registers.edi: 1981610512 registers.eax: 4153100 registers.ebp: 4153180 registers.edx: 0 registers.ebx: 107928396 registers.esi: 2147944122 registers.ecx: 68796774	1	0	0

Application Crash

Process EXCEL.EXE with pid 2364 crashed

Time & API

Arguments

Status

Return

Repeated

__exception__

Oct. 18, 2021, 5:50 p.m.

stacktrace:

RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b
DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725
NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b
WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2
CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad
OleCreateEmbeddingHelper+0x2a1 CreateFileMoniker-0x17de ole32+0x81414 @ 0x76201414
ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68
MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e
MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512
MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97
MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664
LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f
LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9
MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481
MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f
MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8
MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7
MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe
MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5

__exception__

Oct. 18, 2021, 5:50 p.m.

stacktrace:

RpcRaiseException+0x42 I_RpcExceptionFilter-0x12 rpcrt4+0x2374b @ 0x74fb374b
DllDebugObjectRPCHook+0xb6 HACCEL_UserFree-0x57 ole32+0x13f725 @ 0x762bf725
NdrPointerFree+0x16a IUnknown_Release_Proxy-0x5a rpcrt4+0x3414b @ 0x74fc414b
WdtpInterfacePointer_UserUnmarshal+0x166b DllDebugObjectRPCHook-0x2d8d ole32+0x13c8e2 @ 0x762bc8e2
CoRegisterMessageFilter+0x32b4 ObjectStublessClient5-0x1db5 ole32+0x398ad @ 0x761b98ad
CoRegisterMessageFilter+0x5048 ObjectStublessClient5-0x21 ole32+0x3b641 @ 0x761bb641
CoRegisterMessageFilter+0x4ff4 ObjectStublessClient5-0x75 ole32+0x3b5ed @ 0x761bb5ed
CoRegisterMessageFilter+0x4b79 ObjectStublessClient5-0x4f0 ole32+0x3b172 @ 0x761bb172
CoRegisterMessageFilter+0x4075 ObjectStublessClient5-0xff4 ole32+0x3a66e @ 0x761ba66e
ObjectStublessClient31+0x2961c STGMEDIUM_UserUnmarshal-0x92 ole32+0xba68c @ 0x7623a68c
ObjectStublessClient31+0x6776 STGMEDIUM_UserUnmarshal-0x22f38 ole32+0x977e6 @ 0x762177e6
OleCreateEmbeddingHelper+0x344 CreateFileMoniker-0x173b ole32+0x814b7 @ 0x762014b7
ObjectStublessClient31+0x6af8 STGMEDIUM_UserUnmarshal-0x22bb6 ole32+0x97b68 @ 0x76217b68
MdCallBack12-0x20ac9c excel+0x47750e @ 0x14f750e
MdCallBack12-0x3a0c98 excel+0x2e1512 @ 0x1361512
MdCallBack12-0x3e1613 excel+0x2a0b97 @ 0x1320b97
MdCallBack12-0x3eeb46 excel+0x293664 @ 0x1313664
LinkASPPModelTable+0x11c18d MdCallBack-0x330faf excel+0xac172f @ 0x1b4172f
LinkASPPModelTable+0x11c317 MdCallBack-0x330e25 excel+0xac18b9 @ 0x1b418b9
MdCallBack12-0x134d29 excel+0x54d481 @ 0x15cd481
MdCallBack12-0x662a0b excel+0x1f79f @ 0x109f79f
MdCallBack12-0x66d0e2 excel+0x150c8 @ 0x10950c8
MdCallBack12-0x66e9c3 excel+0x137e7 @ 0x10937e7
MdCallBack12-0x67d4ac excel+0x4cfe @ 0x1084cfe
MdCallBack12-0x67d76a excel+0x4a40 @ 0x1084a40
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x763733ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77579ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77579ea5

exception.instruction_r: c9 c2 10 00 cc cc cc cc cc 8b ff 55 8b ec 56 8b
exception.symbol: RaiseException+0x58 CloseHandle-0x9 kernelbase+0xb727
exception.instruction: leave
exception.module: KERNELBASE.dll
exception.exception_code: 0x800706ba
exception.offset: 46887
exception.address: 0x7677b727
registers.esp: 4153100
registers.edi: 1981610512
registers.eax: 4153100
registers.ebp: 4153180
registers.edx: 0
registers.ebx: 107928396
registers.esi: 2147944122
registers.ecx: 68796774

Creates (office) documents on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\~$PO-15102021.xlsx

Creates hidden or system file (1 event)

Time & API	Arguments	Status	Return	Repeated
NtCreateFile Oct. 18, 2021, 5:50 p.m.	create_disposition: 2 (FILE_CREATE) file_handle: 0x00000470 filepath: C:\Users\test22\AppData\Local\Temp\~$PO-15102021.xlsx desired_access: 0xc0110080 (FILE_READ_ATTRIBUTES\|DELETE\|SYNCHRONIZE\|GENERIC_WRITE) file_attributes: 2 (FILE_ATTRIBUTE_HIDDEN) filepath_r: \??\C:\Users\test22\AppData\Local\Temp\~$PO-15102021.xlsx create_options: 4198496 (FILE_NON_DIRECTORY_FILE\|FILE_SYNCHRONOUS_IO_NONALERT\|FILE_DELETE_ON_CLOSE) status_info: 2 (FILE_CREATED) share_access: 1 (FILE_SHARE_READ)	1	0	0

Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) (1 event)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory Oct. 18, 2021, 5:50 p.m.	process_identifier: 2364 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 32 (PAGE_EXECUTE_READ) base_address: 0x7ef50000 process_handle: 0xffffffff	1	0	0

Communicates with host for which no DNS query was performed (1 event)

host

2.56.59.250

File has been identified by 28 AntiVirus engines on VirusTotal as malicious (28 events)

DrWeb	W97M.DownLoader.2938
MicroWorld-eScan	Exploit.CVE-2017-11882.Gen
FireEye	Exploit.CVE-2017-11882.Gen
McAfee	Exploit-GBT!8E09E9B9D546
Arcabit	Exploit.CVE-2017-11882.Gen
Cyren	CVE-2017-11882.C.gen!Camelot
ESET-NOD32	probably a variant of Win32/Exploit.CVE-2017-11882.C
TrendMicro-HouseCall	TROJ_CVE20171182.SM
Avast	OLE:CVE-2017-11882-B [Expl]
Kaspersky	HEUR:Exploit.MSOffice.Generic
BitDefender	Exploit.CVE-2017-11882.Gen
Tencent	Exp.Ole.CVE-2017-11882.a
TACHYON	Suspicious/XOX.CVE-2017-11882
TrendMicro	TROJ_CVE20171182.SM
McAfee-GW-Edition	Exploit-GBT!8E09E9B9D546
Emsisoft	Exploit.CVE-2017-11882.Gen (B)
Ikarus	Exploit.CVE-2017-11882
GData	Exploit.CVE-2017-11882.Gen
Avira	EXP/CVE-2017-11882.Gen
Microsoft	Exploit:O97M/CVE-2017-11882!KZH
ZoneAlarm	HEUR:Exploit.MSOffice.Generic
Cynet	Malicious (score: 99)
AhnLab-V3	OLE/Cve-2017-11882.Gen
MAX	malware (ai score=89)
Zoner	Probably Heur.W97ShellM
SentinelOne	Static AI - Malicious OPENXML
Fortinet	MSOffice/CVE_2017_11882.C!exploit
AVG	OLE:CVE-2017-11882-B [Expl]

PO-15102021.xlsx

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