Summary | ZeroBOX

Category	Machine	Started	Completed
URL	s1_win7_x6401	Aug. 23, 2023, 9:23 a.m.	Aug. 23, 2023, 9:25 a.m.

URL	http://challenges.cloudflare.com

iexplore.exe "C:\Program Files\Internet Explorer\iexplore.exe" http://challenges.cloudflare.com
2620
- iexplore.exe "C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2620 CREDAT:145409
  2704

Name	Response	Post-Analysis Lookup
challenges.cloudflare.com	A 104.17.2.184 A 104.17.3.184	104.17.2.184

IP Address	Status	Action
104.17.3.184	Active	Moloch
164.124.101.2	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49168 -> 104.17.3.184:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.101:49166 -> 104.17.3.184:443	906200054	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined

Suricata TLS

No Suricata TLS

Performs some HTTP requests (1 event)

request

GET http://challenges.cloudflare.com/

Allocates read-write-execute memory (usually to unpack itself) (50 out of 53 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 region_size: 9179136 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000029a0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000003260000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769cd000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769d4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefbca5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefbca5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefefc4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefdcd1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769ba000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002ea0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2620 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000000007304c000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 region_size: 6688768 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000002d00000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000003360000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076a21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769cd000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769d4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769f2000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefbca5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefbca5000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefefc4000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefdcd1000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769ba000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769bf000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769bd000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769bb000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076c26000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076d76000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076c21000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769c0000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000769ba000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076d4f000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000076d5b000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefda37000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefef64000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefef61000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fefef66000 process_handle: 0xffffffffffffffff	1

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 Aug. 23, 2023, 7:07 a.m.	process_identifier: 2704 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 65536 protection: 32 (PAGE_EXECUTE_READ) base_address: 0x0000000003370000 process_handle: 0xffffffffffffffff	1	0	0

Uses Windows utilities for basic Windows functionality (1 event)

cmdline

"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2620 CREDAT:145409

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2620 resumed a thread in remote process 2704
NtResumeThread Aug. 23, 2023, 7:07 a.m.	thread_handle: 0x0000000000000338 suspend_count: 1 process_identifier: 2704	1	0	0

http://challenges.cloudflare.com

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