Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Aug. 17, 2024, 10:17 a.m.	Aug. 17, 2024, 10:20 a.m.

Size	102.0KB
Type	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`771b8e84ba4f0215298d9dadfe5a10bf`
SHA256	`3f074fb6a883663f2937fd9435fc90f8d31ceabe496627d40b3813dbcc472ed0`
CRC32	`F1B583BD`
ssdeep	`3072:pbqQQQQQQQQkQQQQQQQQQQQQQQ+QQQjQQQQQQQQQQQQQQxQQQQQQQQQjQQQQQQQ3:5qQQQQQQQQkQQQQQQQQQQQQQQ+QQQjQ+`
Yara	Malicious_Library_Zero - Malicious_Library PE_Header_Zero - PE File Signature Is_DotNET_EXE - (no description) IsPE32 - (no description)

contorax.exe "C:\Users\test22\AppData\Local\Temp\contorax.exe"
2556

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
No hosts contacted.

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Checks if process is being debugged by a debugger (2 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Aug. 17, 2024, 10:17 a.m.			0	0
IsDebuggerPresent Aug. 17, 2024, 10:17 a.m.			0	0

Uses Windows APIs to generate a cryptographic key (3 events)

Time & API	Arguments	Status	Return
CryptExportKey Aug. 17, 2024, 10:18 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x000000000014fac0 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 6	1	1
CryptExportKey Aug. 17, 2024, 10:18 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x000000000014fac0 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 6	1	1
CryptExportKey Aug. 17, 2024, 10:18 a.m.	buffer: <INVALID POINTER> crypto_handle: 0x000000000014fc10 flags: 0 crypto_export_handle: 0x0000000000000000 blob_type: 6	1	1

Collects information to fingerprint the system (MachineGuid, DigitalProductId, SystemBiosDate) (1 event)

registry

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx Aug. 17, 2024, 10:17 a.m.		1	1	0

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

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 851968 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00000000006e0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000000730000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a31000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef40cb000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000001ed0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000001ef0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a32000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fef3a34000 process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff10000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff00000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fffff00000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9428a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9429c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943b0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943b1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943b3000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9433c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94366000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94340000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943b4000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943b5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 36864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943b6000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9429a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942ab000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942dc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe942ad000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe94282000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9429b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943f1000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe9428b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtAllocateVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943f2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1
NtProtectVirtualMemory Aug. 17, 2024, 10:17 a.m.	process_identifier: 2556 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. 17, 2024, 10:17 a.m.	process_identifier: 2556 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000007fe943bf000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1

File has been identified by 21 AntiVirus engines on VirusTotal as malicious (21 events)

Bkav	W32.AIDetectMalware.CS
Elastic	malicious (high confidence)
Cylance	Unsafe
Symantec	ML.Attribute.HighConfidence
tehtris	Generic.Malware
APEX	Malicious
F-Secure	Trojan.TR/Crypt.XDR.Gen
McAfeeD	Real Protect-LS!771B8E84BA4F
Trapmine	malicious.moderate.ml.score
FireEye	Generic.mg.771b8e84ba4f0215
SentinelOne	Static AI - Malicious PE
Webroot	W32.Malware.Gen
Google	Detected
Avira	TR/Crypt.XDR.Gen
Kingsoft	malware.kb.c.661
Microsoft	Trojan:Win32/Phonzy.C!ml
BitDefenderTheta	Gen:NN.ZemsilF.36812.gm0@a8ucGDp
DeepInstinct	MALICIOUS
Ikarus	Trojan.MSIL.Crypt
MaxSecure	Trojan.Malware.300983.susgen
CrowdStrike	win/malicious_confidence_90% (D)

contorax.exe

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