Summary

Category	Machine	Started	Completed
ARCHIVE	s1_win7_x6403_us	May 15, 2023, 10:36 a.m.	May 15, 2023, 10:38 a.m.

Archive _rels/.rels @ Contrato-de-Servicios-Profesionales.doc.docx

Size	590.0B
Type	XML 1.0 document, ASCII text, with very long lines, with CRLF line terminators
MD5	`77bf61733a633ea617a4db76ef769a4d`
SHA1	`9d7abf0ee4effcecad80c8bbfb276079a05b4342`
SHA256	`e19238d7a71fa7a2490776252686f70e2de6238c87cd509b5e3a3cc07c2ea4df`
SHA512	`4f1d48a8273436dbb710bb5f26bdbb701e6c6346511d6ac2e4c7f92db705fa1332e0a4ef9063dc0886e2e5b8b01ec209f8f99890957fee635177c41b09bbe769`
CRC32	`B71A911E`
ssdeep	`12:TMHdtWa6fmEUdzXb6flbEOBSmzXa6fmEaSVgzXV6flbEjOOJ:2dtWa6ffa7b6flYOQm7a6ffZVg7V6flu`
Yara	None matched

iexplore.exe "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\test22\AppData\Local\Temp\_rels/.rels.html
1532
- iexplore.exe "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1532 CREDAT:145409
  2140

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
117.18.232.200	Active	Moloch
164.124.101.2	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.103:49167 -> 117.18.232.200:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 117.18.232.200:443 -> 192.168.56.103:49171	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 117.18.232.200:443 -> 192.168.56.103:49170	2029340	ET INFO TLS Handshake Failure	Potentially Bad Traffic
TCP 192.168.56.103:49168 -> 117.18.232.200:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.103:49169 -> 117.18.232.200:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.103:49166 -> 117.18.232.200:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

No Suricata TLS

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ May 15, 2023, 10:36 a.m.	stacktrace: RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d @ 0x7fefdbfa49d RpcRaiseException+0x53 RpcExceptionFilter-0x2bd rpcrt4+0x173c3 @ 0x7fefdf373c3 ObjectStublessClient32+0x8bf CoDisconnectContext-0x107b9 ole32+0x443bf @ 0x7fefe0943bf IUnknown_AddRef_Proxy+0x1f5 NdrFixedArrayBufferSize-0xeb rpcrt4+0x35295 @ 0x7fefdf55295 I_RpcFreeBuffer+0x1b9 NdrRangeUnmarshall-0x5a7 rpcrt4+0x32799 @ 0x7fefdf52799 Ndr64AsyncServerCallAll+0xa9e Ndr64AsyncClientCall-0xf42 rpcrt4+0xdaf1e @ 0x7fefdffaf1e Ndr64AsyncServerCallAll+0x12ec Ndr64AsyncClientCall-0x6f4 rpcrt4+0xdb76c @ 0x7fefdffb76c NdrStubCall3+0xc6 NdrOleAllocate-0x3ea rpcrt4+0x348d6 @ 0x7fefdf548d6 CoGetInstanceFromFile+0x4cd3 HACCEL_UserFree-0x70fd ole32+0x170883 @ 0x7fefe1c0883 CoGetInstanceFromFile+0x511d HACCEL_UserFree-0x6cb3 ole32+0x170ccd @ 0x7fefe1c0ccd CoGetInstanceFromFile+0x5093 HACCEL_UserFree-0x6d3d ole32+0x170c43 @ 0x7fefe1c0c43 CoSetState+0x1450 DcomChannelSetHResult-0x34c ole32+0x2a4f0 @ 0x7fefe07a4f0 GetErrorInfo+0x599 ObjectStublessClient7-0xb1f ole32+0x3d551 @ 0x7fefe08d551 CoGetInstanceFromFile+0x78ce HACCEL_UserFree-0x4502 ole32+0x17347e @ 0x7fefe1c347e CoGetInstanceFromFile+0x567b HACCEL_UserFree-0x6755 ole32+0x17122b @ 0x7fefe1c122b CoGetInstanceFromFile+0x7992 HACCEL_UserFree-0x443e ole32+0x173542 @ 0x7fefe1c3542 GetErrorInfo+0x475 ObjectStublessClient7-0xc43 ole32+0x3d42d @ 0x7fefe08d42d GetErrorInfo+0x21e ObjectStublessClient7-0xe9a ole32+0x3d1d6 @ 0x7fefe08d1d6 TranslateMessageEx+0x2a1 IntersectRect-0x11f user32+0x19bd1 @ 0x77259bd1 TranslateMessage+0x1ea DispatchMessageW-0x42 user32+0x198da @ 0x772598da GetErrorInfo+0xf3 ObjectStublessClient7-0xfc5 ole32+0x3d0ab @ 0x7fefe08d0ab CoUnloadingWOW+0x117 OleCreateFromFileEx-0x1829 ole32+0x163e57 @ 0x7fefe1b3e57 ObjectStublessClient24+0x1876 CLSIDFromString-0x57a ole32+0x10106 @ 0x7fefe060106 ObjectStublessClient24+0x18f2 CLSIDFromString-0x4fe ole32+0x10182 @ 0x7fefe060182 BaseThreadInitThunk+0xd CreateThread-0x53 kernel32+0x1652d @ 0x76fd652d RtlUserThreadStart+0x21 strchr-0x3df ntdll+0x2c521 @ 0x776ec521 exception.instruction_r: 48 81 c4 c8 00 00 00 c3 48 85 f6 74 08 83 3b 00 exception.symbol: RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d exception.instruction: add rsp, 0xc8 exception.module: KERNELBASE.dll exception.exception_code: 0x80040155 exception.offset: 42141 exception.address: 0x7fefdbfa49d registers.r14: 0 registers.r15: 0 registers.rcx: 94824160 registers.rsi: 0 registers.r10: 0 registers.rbx: 0 registers.rsp: 94830112 registers.r11: 94825920 registers.r8: 0 registers.r9: 0 registers.rdx: 1 registers.r12: 0 registers.rbp: 0 registers.rdi: 0 registers.rax: 1926798992 registers.r13: 0	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

May 15, 2023, 10:36 a.m.

stacktrace:

RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d @ 0x7fefdbfa49d
RpcRaiseException+0x53 RpcExceptionFilter-0x2bd rpcrt4+0x173c3 @ 0x7fefdf373c3
ObjectStublessClient32+0x8bf CoDisconnectContext-0x107b9 ole32+0x443bf @ 0x7fefe0943bf
IUnknown_AddRef_Proxy+0x1f5 NdrFixedArrayBufferSize-0xeb rpcrt4+0x35295 @ 0x7fefdf55295
I_RpcFreeBuffer+0x1b9 NdrRangeUnmarshall-0x5a7 rpcrt4+0x32799 @ 0x7fefdf52799
Ndr64AsyncServerCallAll+0xa9e Ndr64AsyncClientCall-0xf42 rpcrt4+0xdaf1e @ 0x7fefdffaf1e
Ndr64AsyncServerCallAll+0x12ec Ndr64AsyncClientCall-0x6f4 rpcrt4+0xdb76c @ 0x7fefdffb76c
NdrStubCall3+0xc6 NdrOleAllocate-0x3ea rpcrt4+0x348d6 @ 0x7fefdf548d6
CoGetInstanceFromFile+0x4cd3 HACCEL_UserFree-0x70fd ole32+0x170883 @ 0x7fefe1c0883
CoGetInstanceFromFile+0x511d HACCEL_UserFree-0x6cb3 ole32+0x170ccd @ 0x7fefe1c0ccd
CoGetInstanceFromFile+0x5093 HACCEL_UserFree-0x6d3d ole32+0x170c43 @ 0x7fefe1c0c43
CoSetState+0x1450 DcomChannelSetHResult-0x34c ole32+0x2a4f0 @ 0x7fefe07a4f0
GetErrorInfo+0x599 ObjectStublessClient7-0xb1f ole32+0x3d551 @ 0x7fefe08d551
CoGetInstanceFromFile+0x78ce HACCEL_UserFree-0x4502 ole32+0x17347e @ 0x7fefe1c347e
CoGetInstanceFromFile+0x567b HACCEL_UserFree-0x6755 ole32+0x17122b @ 0x7fefe1c122b
CoGetInstanceFromFile+0x7992 HACCEL_UserFree-0x443e ole32+0x173542 @ 0x7fefe1c3542
GetErrorInfo+0x475 ObjectStublessClient7-0xc43 ole32+0x3d42d @ 0x7fefe08d42d
GetErrorInfo+0x21e ObjectStublessClient7-0xe9a ole32+0x3d1d6 @ 0x7fefe08d1d6
TranslateMessageEx+0x2a1 IntersectRect-0x11f user32+0x19bd1 @ 0x77259bd1
TranslateMessage+0x1ea DispatchMessageW-0x42 user32+0x198da @ 0x772598da
GetErrorInfo+0xf3 ObjectStublessClient7-0xfc5 ole32+0x3d0ab @ 0x7fefe08d0ab
CoUnloadingWOW+0x117 OleCreateFromFileEx-0x1829 ole32+0x163e57 @ 0x7fefe1b3e57
ObjectStublessClient24+0x1876 CLSIDFromString-0x57a ole32+0x10106 @ 0x7fefe060106
ObjectStublessClient24+0x18f2 CLSIDFromString-0x4fe ole32+0x10182 @ 0x7fefe060182
BaseThreadInitThunk+0xd CreateThread-0x53 kernel32+0x1652d @ 0x76fd652d
RtlUserThreadStart+0x21 strchr-0x3df ntdll+0x2c521 @ 0x776ec521

exception.instruction_r: 48 81 c4 c8 00 00 00 c3 48 85 f6 74 08 83 3b 00
exception.symbol: RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d
exception.instruction: add rsp, 0xc8
exception.module: KERNELBASE.dll
exception.exception_code: 0x80040155
exception.offset: 42141
exception.address: 0x7fefdbfa49d
registers.r14: 0
registers.r15: 0
registers.rcx: 94824160
registers.rsi: 0
registers.r10: 0
registers.rbx: 0
registers.rsp: 94830112
registers.r11: 94825920
registers.r8: 0
registers.r9: 0
registers.rdx: 1
registers.r12: 0
registers.rbp: 0
registers.rdi: 0
registers.rax: 1926798992
registers.r13: 0

Performs some HTTP requests (1 event)

request

GET http://ie9cvlist.ie.microsoft.com/IE9CompatViewList.xml

Allocates read-write-execute memory (usually to unpack itself) (50 out of 52 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 region_size: 7671808 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002830000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002f80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007725d000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077282000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077264000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077282000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefc7d5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefc7d5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefe4f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007feff871000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007724a000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 1532 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002f70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:36 a.m.	process_identifier: 1532 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef1b89000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 region_size: 2232320 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002720000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002940000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000772b1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007725d000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077282000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077264000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077282000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefc7d5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefc7d5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefe4f4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007feff871000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007724a000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007724f000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007724d000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007724b000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076fd6000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077706000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076fd1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000077250000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007724a000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000776df000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000776eb000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefe1a7000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefe494000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefe491000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefe496000 process_handle: 0xffffffffffffffff	1

An application raised an exception which may be indicative of an exploit crash (2 events)

Time & API	Arguments	Status	Return	Repeated
Application Crash	Process iexplore.exe with pid 1532 crashed
__exception__ May 15, 2023, 10:36 a.m.	stacktrace: RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d @ 0x7fefdbfa49d RpcRaiseException+0x53 RpcExceptionFilter-0x2bd rpcrt4+0x173c3 @ 0x7fefdf373c3 ObjectStublessClient32+0x8bf CoDisconnectContext-0x107b9 ole32+0x443bf @ 0x7fefe0943bf IUnknown_AddRef_Proxy+0x1f5 NdrFixedArrayBufferSize-0xeb rpcrt4+0x35295 @ 0x7fefdf55295 I_RpcFreeBuffer+0x1b9 NdrRangeUnmarshall-0x5a7 rpcrt4+0x32799 @ 0x7fefdf52799 Ndr64AsyncServerCallAll+0xa9e Ndr64AsyncClientCall-0xf42 rpcrt4+0xdaf1e @ 0x7fefdffaf1e Ndr64AsyncServerCallAll+0x12ec Ndr64AsyncClientCall-0x6f4 rpcrt4+0xdb76c @ 0x7fefdffb76c NdrStubCall3+0xc6 NdrOleAllocate-0x3ea rpcrt4+0x348d6 @ 0x7fefdf548d6 CoGetInstanceFromFile+0x4cd3 HACCEL_UserFree-0x70fd ole32+0x170883 @ 0x7fefe1c0883 CoGetInstanceFromFile+0x511d HACCEL_UserFree-0x6cb3 ole32+0x170ccd @ 0x7fefe1c0ccd CoGetInstanceFromFile+0x5093 HACCEL_UserFree-0x6d3d ole32+0x170c43 @ 0x7fefe1c0c43 CoSetState+0x1450 DcomChannelSetHResult-0x34c ole32+0x2a4f0 @ 0x7fefe07a4f0 GetErrorInfo+0x599 ObjectStublessClient7-0xb1f ole32+0x3d551 @ 0x7fefe08d551 CoGetInstanceFromFile+0x78ce HACCEL_UserFree-0x4502 ole32+0x17347e @ 0x7fefe1c347e CoGetInstanceFromFile+0x567b HACCEL_UserFree-0x6755 ole32+0x17122b @ 0x7fefe1c122b CoGetInstanceFromFile+0x7992 HACCEL_UserFree-0x443e ole32+0x173542 @ 0x7fefe1c3542 GetErrorInfo+0x475 ObjectStublessClient7-0xc43 ole32+0x3d42d @ 0x7fefe08d42d GetErrorInfo+0x21e ObjectStublessClient7-0xe9a ole32+0x3d1d6 @ 0x7fefe08d1d6 TranslateMessageEx+0x2a1 IntersectRect-0x11f user32+0x19bd1 @ 0x77259bd1 TranslateMessage+0x1ea DispatchMessageW-0x42 user32+0x198da @ 0x772598da GetErrorInfo+0xf3 ObjectStublessClient7-0xfc5 ole32+0x3d0ab @ 0x7fefe08d0ab CoUnloadingWOW+0x117 OleCreateFromFileEx-0x1829 ole32+0x163e57 @ 0x7fefe1b3e57 ObjectStublessClient24+0x1876 CLSIDFromString-0x57a ole32+0x10106 @ 0x7fefe060106 ObjectStublessClient24+0x18f2 CLSIDFromString-0x4fe ole32+0x10182 @ 0x7fefe060182 BaseThreadInitThunk+0xd CreateThread-0x53 kernel32+0x1652d @ 0x76fd652d RtlUserThreadStart+0x21 strchr-0x3df ntdll+0x2c521 @ 0x776ec521 exception.instruction_r: 48 81 c4 c8 00 00 00 c3 48 85 f6 74 08 83 3b 00 exception.symbol: RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d exception.instruction: add rsp, 0xc8 exception.module: KERNELBASE.dll exception.exception_code: 0x80040155 exception.offset: 42141 exception.address: 0x7fefdbfa49d registers.r14: 0 registers.r15: 0 registers.rcx: 94824160 registers.rsi: 0 registers.r10: 0 registers.rbx: 0 registers.rsp: 94830112 registers.r11: 94825920 registers.r8: 0 registers.r9: 0 registers.rdx: 1 registers.r12: 0 registers.rbp: 0 registers.rdi: 0 registers.rax: 1926798992 registers.r13: 0	1	0	0

Application Crash

Process iexplore.exe with pid 1532 crashed

Time & API

Arguments

Status

Return

Repeated

__exception__

May 15, 2023, 10:36 a.m.

stacktrace:

RaiseException+0x3d FreeEnvironmentStringsW-0x373 kernelbase+0xa49d @ 0x7fefdbfa49d
RpcRaiseException+0x53 RpcExceptionFilter-0x2bd rpcrt4+0x173c3 @ 0x7fefdf373c3
ObjectStublessClient32+0x8bf CoDisconnectContext-0x107b9 ole32+0x443bf @ 0x7fefe0943bf
IUnknown_AddRef_Proxy+0x1f5 NdrFixedArrayBufferSize-0xeb rpcrt4+0x35295 @ 0x7fefdf55295
I_RpcFreeBuffer+0x1b9 NdrRangeUnmarshall-0x5a7 rpcrt4+0x32799 @ 0x7fefdf52799
Ndr64AsyncServerCallAll+0xa9e Ndr64AsyncClientCall-0xf42 rpcrt4+0xdaf1e @ 0x7fefdffaf1e
Ndr64AsyncServerCallAll+0x12ec Ndr64AsyncClientCall-0x6f4 rpcrt4+0xdb76c @ 0x7fefdffb76c
NdrStubCall3+0xc6 NdrOleAllocate-0x3ea rpcrt4+0x348d6 @ 0x7fefdf548d6
CoGetInstanceFromFile+0x4cd3 HACCEL_UserFree-0x70fd ole32+0x170883 @ 0x7fefe1c0883
CoGetInstanceFromFile+0x511d HACCEL_UserFree-0x6cb3 ole32+0x170ccd @ 0x7fefe1c0ccd
CoGetInstanceFromFile+0x5093 HACCEL_UserFree-0x6d3d ole32+0x170c43 @ 0x7fefe1c0c43
CoSetState+0x1450 DcomChannelSetHResult-0x34c ole32+0x2a4f0 @ 0x7fefe07a4f0
GetErrorInfo+0x599 ObjectStublessClient7-0xb1f ole32+0x3d551 @ 0x7fefe08d551
CoGetInstanceFromFile+0x78ce HACCEL_UserFree-0x4502 ole32+0x17347e @ 0x7fefe1c347e
CoGetInstanceFromFile+0x567b HACCEL_UserFree-0x6755 ole32+0x17122b @ 0x7fefe1c122b
CoGetInstanceFromFile+0x7992 HACCEL_UserFree-0x443e ole32+0x173542 @ 0x7fefe1c3542
GetErrorInfo+0x475 ObjectStublessClient7-0xc43 ole32+0x3d42d @ 0x7fefe08d42d
GetErrorInfo+0x21e ObjectStublessClient7-0xe9a ole32+0x3d1d6 @ 0x7fefe08d1d6
TranslateMessageEx+0x2a1 IntersectRect-0x11f user32+0x19bd1 @ 0x77259bd1
TranslateMessage+0x1ea DispatchMessageW-0x42 user32+0x198da @ 0x772598da
GetErrorInfo+0xf3 ObjectStublessClient7-0xfc5 ole32+0x3d0ab @ 0x7fefe08d0ab
CoUnloadingWOW+0x117 OleCreateFromFileEx-0x1829 ole32+0x163e57 @ 0x7fefe1b3e57
ObjectStublessClient24+0x1876 CLSIDFromString-0x57a ole32+0x10106 @ 0x7fefe060106
ObjectStublessClient24+0x18f2 CLSIDFromString-0x4fe ole32+0x10182 @ 0x7fefe060182
BaseThreadInitThunk+0xd CreateThread-0x53 kernel32+0x1652d @ 0x76fd652d
RtlUserThreadStart+0x21 strchr-0x3df ntdll+0x2c521 @ 0x776ec521

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 May 15, 2023, 10:35 a.m.	process_identifier: 2140 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 32 (PAGE_EXECUTE_READ) base_address: 0x000007fffff90000 process_handle: 0xffffffffffffffff	1	0	0

Yara rule detected in process memory (8 events)

description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	Checks if being debugged	rule	anti_dbg
description	Bypass DEP	rule	disable_dep

Uses Windows utilities for basic Windows functionality (1 event)

cmdline

"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1532 CREDAT:145409

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

host

117.18.232.200

Resumed a suspended thread in a remote process potentially indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1532 resumed a thread in remote process 2140
NtResumeThread May 15, 2023, 10:35 a.m.	thread_handle: 0x0000000000000368 suspend_count: 1 process_identifier: 2140	1	0	0

Archive _rels/.rels @ Contrato-de-Servicios-Profesionales.doc.docx

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