Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6403_us	Sept. 10, 2024, 10:27 a.m.	Sept. 10, 2024, 10:33 a.m.

Size	322.4KB
Type	PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`1c67f687230addd2815b74bc892a047f`
SHA256	`2c0f008432d2604d3578b9ba1f896ecaff4add7d6ece6051f5940de892c26c91`
CRC32	`540BCC29`
ssdeep	`6144:VOZeYzni9jKsBFOY367rjJo7UI6alWTqxpTnWOxFFvTYciaIJFZzm9qh9KzRg7P2:VQnnWKYFOfr9IUIjltxgmrTYaEF89qh2`
PDB Path	c:\0h3imw096c3nk\obj\Release\' .pdb
Yara	PE_Header_Zero - PE File Signature Antivirus - Contains references to security software Is_DotNET_EXE - (no description) IsPE32 - (no description)

l.exe "C:\Users\test22\AppData\Local\Temp\l.exe"
1460
- RegAsm.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2176

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 Sept. 10, 2024, 10:27 a.m.			0	0
IsDebuggerPresent Sept. 10, 2024, 10:27 a.m.			0	0

This executable has a PDB path (1 event)

pdb_path

c:\0h3imw096c3nk\obj\Release\' .pdb

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 Sept. 10, 2024, 10:27 a.m.		1	1	0

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

Allocates read-write-execute memory (usually to unpack itself) (13 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 1572864 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005d0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00710000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73f31000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73f32000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 1769472 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01ef0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02060000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00492000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c5000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004cb000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004c7000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x006e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 1460 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x022b2000 process_handle: 0xffffffff	1

The binary likely contains encrypted or compressed data indicative of a packer (2 events)

section

{u'size_of_data': u'0x0004d400', u'virtual_address': u'0x00002000', u'entropy': 7.9955507376797295, u'name': u'.text', u'virtual_size': u'0x0004d2b4'}

entropy

7.99555073768

description

A section with a high entropy has been found

entropy

0.991974317817

description

Overall entropy of this PE file is high

Yara rule detected in process memory (9 events)

description	Take ScreenShot	rule	ScreenShot
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

Terminates another process (2 events)

Time & API	Arguments	Status	Return	Repeated
NtTerminateProcess Sept. 10, 2024, 10:27 a.m.	status_code: 0x00000000 process_identifier: 2140 process_handle: 0x000001fc		0	0
NtTerminateProcess Sept. 10, 2024, 10:27 a.m.	status_code: 0x00000000 process_identifier: 2140 process_handle: 0x000001fc	1	0	0

Allocates execute permission to another process indicative of possible code injection (2 events)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 2140 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001fc		3221225496	0
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 2176 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000200	1	0	0

Manipulates memory of a non-child process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1460 manipulating memory of non-child process 2140
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 2140 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001fc		3221225496	0

Potential code injection by writing to the memory of another process (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL"ÛfàôÄ ¡@@q4x0ØA5¨.textAóô `.rdata(*ø@@.data¸ë@X"@À.relocØA0Bz@B base_address: 0x00400000 process_identifier: 2176 process_handle: 0x00000200	1	1	0
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2176 process_handle: 0x00000200	1	1	0

Code injection by writing an executable or DLL to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL"ÛfàôÄ ¡@@q4x0ØA5¨.textAóô `.rdata(*ø@@.data¸ë@X"@À.relocØA0Bz@B base_address: 0x00400000 process_identifier: 2176 process_handle: 0x00000200	1	1	0

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1460 called NtSetContextThread to modify thread in remote process 2176
NtSetContextThread Sept. 10, 2024, 10:27 a.m.	registers.eip: 2005598660 registers.esp: 3800016 registers.edi: 0 registers.eax: 4235680 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000204 process_identifier: 2176	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1460 resumed a thread in remote process 2176
NtResumeThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x00000204 suspend_count: 1 process_identifier: 2176	1	0	0

Executed a process and injected code into it, probably while unpacking (17 events)

Time & API	Arguments	Status	Return
NtResumeThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x000000e4 suspend_count: 1 process_identifier: 1460	1	0
NtResumeThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x00000158 suspend_count: 1 process_identifier: 1460	1	0
NtResumeThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x000001a0 suspend_count: 1 process_identifier: 1460	1	0
CreateProcessInternalW Sept. 10, 2024, 10:27 a.m.	thread_identifier: 2144 thread_handle: 0x000001f8 process_identifier: 2140 current_directory: filepath: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe track: 1 command_line: filepath_r: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000001fc	1	1
NtGetContextThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x000001f8	1	0
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 2140 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001fc		3221225496
CreateProcessInternalW Sept. 10, 2024, 10:27 a.m.	thread_identifier: 2180 thread_handle: 0x00000204 process_identifier: 2176 current_directory: filepath: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe track: 1 command_line: filepath_r: C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000200	1	1
NtGetContextThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x00000204	1	0
NtAllocateVirtualMemory Sept. 10, 2024, 10:27 a.m.	process_identifier: 2176 region_size: 360448 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000200	1	0
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL"ÛfàôÄ ¡@@q4x0ØA5¨.textAóô `.rdata(*ø@@.data¸ë@X"@À.relocØA0Bz@B base_address: 0x00400000 process_identifier: 2176 process_handle: 0x00000200	1	1
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: base_address: 0x00401000 process_identifier: 2176 process_handle: 0x00000200	1	1
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: base_address: 0x00441000 process_identifier: 2176 process_handle: 0x00000200	1	1
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: base_address: 0x00444000 process_identifier: 2176 process_handle: 0x00000200	1	1
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: base_address: 0x00453000 process_identifier: 2176 process_handle: 0x00000200	1	1
WriteProcessMemory Sept. 10, 2024, 10:27 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2176 process_handle: 0x00000200	1	1
NtSetContextThread Sept. 10, 2024, 10:27 a.m.	registers.eip: 2005598660 registers.esp: 3800016 registers.edi: 0 registers.eax: 4235680 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000204 process_identifier: 2176	1	0
NtResumeThread Sept. 10, 2024, 10:27 a.m.	thread_handle: 0x00000204 suspend_count: 1 process_identifier: 2176	1	0

File has been identified by 39 AntiVirus engines on VirusTotal as malicious (39 events)

Bkav	W32.AIDetectMalware.CS
Lionic	Trojan.Win32.Stelpak.4!c
Elastic	malicious (high confidence)
Cylance	Unsafe
VIPRE	Gen:Variant.Zusy.560585
Sangfor	Trojan.Msil.Kryptik.V4wi
K7AntiVirus	Trojan ( 005ba1d01 )
K7GW	Trojan ( 005ba1d01 )
VirIT	Trojan.Win32.MSIL.HGU
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/GenKryptik.HBKB
APEX	Malicious
Paloalto	generic.ml
BitDefender	Gen:Variant.Jalapeno.18255
MicroWorld-eScan	Gen:Variant.Jalapeno.18255
Rising	Trojan.Stelpak!8.1B214 (LESS:bWQ1OjYG89BR3qTV)
Emsisoft	Gen:Variant.Jalapeno.18255 (B)
F-Secure	Trojan.TR/AD.Nekark.vkluv
McAfeeD	ti!2C0F008432D2
FireEye	Generic.mg.1c67f687230addd2
Sophos	Mal/Generic-S
SentinelOne	Static AI - Malicious PE
Webroot	W32.Trojan.Gen
Google	Detected
Avira	TR/AD.Nekark.vkluv
MAX	malware (ai score=84)
Kingsoft	MSIL.Trojan.Stelpak.gen
Gridinsoft	Trojan.Win32.Packed.dd!ni
Arcabit	Trojan.Zusy.D88DC9
ZoneAlarm	HEUR:Trojan.MSIL.Stelpak.gen
Microsoft	Trojan:MSIL/LummaC.AMAK!MTB
Varist	W32/MSIL_Agent.IOD.gen!Eldorado
DeepInstinct	MALICIOUS
Malwarebytes	Trojan.Crypt
Ikarus	Trojan.MSIL.Krypt
TrendMicro-HouseCall	TrojanSpy.Win32.LUMMASTEALER.YXEIIZ
huorong	Trojan/MSIL.Agent.li
Fortinet	MSIL/GenKryptik.HBKB!tr
CrowdStrike	win/malicious_confidence_70% (D)

l.exe

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