Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Sept. 2, 2024, 10:58 a.m.	Sept. 2, 2024, 11:08 a.m.

Size	319.0KB
Type	PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
MD5	`1848bfbfb02bed98ca43832f3743dd79`
SHA256	`8c60a45cb4a712a18839f011f85b3b11ba67d4db03b155bd64c5eda20534a309`
CRC32	`0D137653`
ssdeep	`6144:t3VJmnqJFcyk0LZ+cZ1oydfZODluYez00o3ir9p/Jo0PLYTM4SQpHeEO:BVPfcyk0l+cZiy7K2vH5p/6016+EO`
PDB Path	c:\rje\tg\u6snhus\obj\Re\ease\gqa.pdb
Yara	PE_Header_Zero - PE File Signature Antivirus - Contains references to security software Is_DotNET_EXE - (no description) IsPE32 - (no description)

66d4d07501f6e_lsdfn.exe "C:\Users\test22\AppData\Local\Temp\66d4d07501f6e_lsdfn.exe"
2556
- RegAsm.exe "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2648

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. 2, 2024, 10:58 a.m.			0	0
IsDebuggerPresent Sept. 2, 2024, 10:58 a.m.			0	0

This executable has a PDB path (1 event)

pdb_path

c:\rje\tg\u6snhus\obj\Re\ease\gqa.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. 2, 2024, 10:58 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) (16 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 a.m.	process_identifier: 2556 region_size: 786432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x005b0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x00630000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 2, 2024, 10:58 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: 0x727a1000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 2, 2024, 10:58 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: 0x727a2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 a.m.	process_identifier: 2556 region_size: 1441792 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x01fd0000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x020f0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x00562000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x00595000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x0059b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x00597000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x0057c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x006c0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x00586000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x0058a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 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: 0x00587000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 2, 2024, 10:58 a.m.	process_identifier: 2556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02342000 process_handle: 0xffffffff	1

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

section

{u'size_of_data': u'0x0004cc00', u'virtual_address': u'0x00002000', u'entropy': 7.996474546225763, u'name': u'.text', u'virtual_size': u'0x0004cbd4'}

entropy

7.99647454623

description

A section with a high entropy has been found

entropy

0.993527508091

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

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 a.m.	process_identifier: 2648 region_size: 356352 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: 0x000001e4	1	0	0

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

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PELJ^ÏfàðÀ ©@p@)$x @L%¨.textìïð `.rdataU(*ô@@.dataé0T@À.reloc@ Br@B base_address: 0x00400000 process_identifier: 2648 process_handle: 0x000001e4	1	1	0
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2648 process_handle: 0x000001e4	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. 2, 2024, 10:58 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PELJ^ÏfàðÀ ©@p@)$x @L%¨.textìïð `.rdataU(*ô@@.dataé0T@À.reloc@ Br@B base_address: 0x00400000 process_identifier: 2648 process_handle: 0x000001e4	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 2556 called NtSetContextThread to modify thread in remote process 2648
NtSetContextThread Sept. 2, 2024, 10:58 a.m.	registers.eip: 1995571652 registers.esp: 2554260 registers.edi: 0 registers.eax: 4237728 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001e0 process_identifier: 2648	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 2556 resumed a thread in remote process 2648
NtResumeThread Sept. 2, 2024, 10:58 a.m.	thread_handle: 0x000001e0 suspend_count: 1 process_identifier: 2648	1	0	0

Executed a process and injected code into it, probably while unpacking (14 events)

Time & API	Arguments	Status	Return
NtResumeThread Sept. 2, 2024, 10:58 a.m.	thread_handle: 0x000000e4 suspend_count: 1 process_identifier: 2556	1	0
NtResumeThread Sept. 2, 2024, 10:58 a.m.	thread_handle: 0x00000154 suspend_count: 1 process_identifier: 2556	1	0
NtResumeThread Sept. 2, 2024, 10:58 a.m.	thread_handle: 0x00000190 suspend_count: 1 process_identifier: 2556	1	0
CreateProcessInternalW Sept. 2, 2024, 10:58 a.m.	thread_identifier: 2652 thread_handle: 0x000001e0 process_identifier: 2648 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: 0x000001e4	1	1
NtGetContextThread Sept. 2, 2024, 10:58 a.m.	thread_handle: 0x000001e0	1	0
NtAllocateVirtualMemory Sept. 2, 2024, 10:58 a.m.	process_identifier: 2648 region_size: 356352 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: 0x000001e4	1	0
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PELJ^ÏfàðÀ ©@p@)$x @L%¨.textìïð `.rdataU(*ô@@.dataé0T@À.reloc@ Br@B base_address: 0x00400000 process_identifier: 2648 process_handle: 0x000001e4	1	1
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: base_address: 0x00401000 process_identifier: 2648 process_handle: 0x000001e4	1	1
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: base_address: 0x00440000 process_identifier: 2648 process_handle: 0x000001e4	1	1
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: base_address: 0x00443000 process_identifier: 2648 process_handle: 0x000001e4	1	1
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: base_address: 0x00452000 process_identifier: 2648 process_handle: 0x000001e4	1	1
WriteProcessMemory Sept. 2, 2024, 10:58 a.m.	buffer: @ base_address: 0x7efde008 process_identifier: 2648 process_handle: 0x000001e4	1	1
NtSetContextThread Sept. 2, 2024, 10:58 a.m.	registers.eip: 1995571652 registers.esp: 2554260 registers.edi: 0 registers.eax: 4237728 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001e0 process_identifier: 2648	1	0
NtResumeThread Sept. 2, 2024, 10:58 a.m.	thread_handle: 0x000001e0 suspend_count: 1 process_identifier: 2648	1	0

File has been identified by 33 AntiVirus engines on VirusTotal as malicious (33 events)

Bkav	W32.AIDetectMalware.CS
Elastic	malicious (high confidence)
ALYac	Gen:Variant.Zusy.558292
Cylance	Unsafe
VIPRE	Gen:Variant.Zusy.558292
BitDefender	Gen:Variant.Zusy.558292
Arcabit	Trojan.Zusy.D884D4
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/GenKryptik.HBDY
APEX	Malicious
Avast	Win32:PWSX-gen [Trj]
ClamAV	Win.Packed.Pwsx-10035189-0
Kaspersky	VHO:Trojan.MSIL.Stelpak.gen
MicroWorld-eScan	Gen:Variant.Zusy.558292
Rising	Malware.Obfus/MSIL@AI.89 (RDM.MSIL2:BGgVpdV230TRiF+viOVF8g)
Emsisoft	Gen:Variant.Zusy.558292 (B)
FireEye	Generic.mg.1848bfbfb02bed98
Sophos	Troj/MSILIn-BFQ
SentinelOne	Static AI - Suspicious PE
Webroot	W32.Trojan.Gen
Google	Detected
MAX	malware (ai score=83)
Gridinsoft	Trojan.Win32.Packed.dd!ni
Microsoft	Trojan:Win32/Wacatac.B!ml
ZoneAlarm	VHO:Trojan.MSIL.Stelpak.gen
GData	Gen:Variant.Zusy.558292
BitDefenderTheta	Gen:NN.ZemsilF.36812.tm2@aaaD1fd
DeepInstinct	MALICIOUS
Ikarus	Trojan.MSIL.Krypt
huorong	Trojan/MSIL.Agent.li
Fortinet	MSIL/GenKryptik.HBAT!tr
AVG	Win32:PWSX-gen [Trj]
CrowdStrike	win/malicious_confidence_70% (D)

66d4d07501f6e_lsdfn.exe

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