Summary | ZeroBOX

66979ab41b05f_crypta.exe

.NET framework(MSIL) Malicious Library UPX ScreenShot AntiDebug PE File PE32 .NET EXE AntiVM
Category Machine Started Completed
FILE s1_win7_x6401 July 17, 2024, 8:51 p.m. July 17, 2024, 8:57 p.m.
Size 4.8MB
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5 4fdec920bb078c6636323ec0d77be95d
SHA256 6b35a3ad6701ca03ba3da93d777d28ece78d255f79e9cc0f2b6f2f5242b16067
CRC32 4FF419C3
ssdeep 49152:Xbu5wlxQu3I/uJbqv47jJ3RdMZu1f8kPTEPjeOGirAR3w4S5HHHaPUt/xkB8UNa0:XbdlxQuOf28kgPjeeWwR4stQ6
PDB Path finalsoft.pdb
Yara
  • Malicious_Library_Zero - Malicious_Library
  • PE_Header_Zero - PE File Signature
  • Is_DotNET_EXE - (no description)
  • IsPE32 - (no description)
  • Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult
  • UPX_Zero - UPX packed file

Name Response Post-Analysis Lookup
No hosts contacted.
IP Address Status Action
91.238.203.71 Active Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

IsDebuggerPresent

0 0

IsDebuggerPresent

0 0
pdb_path finalsoft.pdb
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

1 1 0
section .sdata
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 458752
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00540000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00570000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

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 0 0

NtProtectVirtualMemory

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 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 786432
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00970000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x009f0000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00512000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00555000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0055b000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00557000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0052c000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00e00000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 20480
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00e01000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0051a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 24576
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00e06000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00e0c000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 8192
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00e0d000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00e0f000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00546000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0054a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00547000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de0000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de1000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 12288
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de2000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0052d000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 8192
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de5000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de7000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de8000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00de9000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00dea000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00deb000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00dec000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00ded000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00dee000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x05630000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 49152
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x05631000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0563d000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0052a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00dc0000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

process_identifier: 2556
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73c14000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0052e000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0563e000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0563f000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

process_identifier: 2556
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00dd0000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0
section {u'size_of_data': u'0x0049a600', u'virtual_address': u'0x00002000', u'entropy': 7.046712424795915, u'name': u'.text', u'virtual_size': u'0x0049a594'} entropy 7.0467124248 description A section with a high entropy has been found
section {u'size_of_data': u'0x00026c00', u'virtual_address': u'0x004a0000', u'entropy': 6.825293981105865, u'name': u'.rsrc', u'virtual_size': u'0x00026b04'} entropy 6.82529398111 description A section with a high entropy has been found
entropy 0.999691991786 description Overall entropy of this PE file is high
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

system_name:
privilege_name: SeDebugPrivilege
1 1 0
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
host 91.238.203.71
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

process_identifier: 2628
region_size: 352256
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: 0x00000250
1 0 0
Time & API Arguments Status Return Repeated

WriteProcessMemory

buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL!•fà Ê’@`@…öxØL œ.text6ÉÊ `.rdataß*à,Î@@.dataûhú@À.relocØLNb@B
base_address: 0x00400000
process_identifier: 2628
process_handle: 0x00000250
1 1 0

WriteProcessMemory

buffer: @
base_address: 0xfffde008
process_identifier: 2628
process_handle: 0x00000250
1 1 0
Time & API Arguments Status Return Repeated

WriteProcessMemory

buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL!•fà Ê’@`@…öxØL œ.text6ÉÊ `.rdataß*à,Î@@.dataûhú@À.relocØLNb@B
base_address: 0x00400000
process_identifier: 2628
process_handle: 0x00000250
1 1 0
Bkav W32.AIDetectMalware.CS
Elastic malicious (high confidence)
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.ALTN
ClamAV Win.Packed.Malwarex-10033462-0
Kaspersky VHO:Trojan.MSIL.Crypt.gen
Rising Malware.Obfus/MSIL@AI.87 (RDM.MSIL2:ir/SOGI/535Tu8xSceDshg)
Ikarus Trojan.MSIL.Crypt
Google Detected
Microsoft Program:Win32/Wacapew.C!ml
ZoneAlarm VHO:Trojan.MSIL.Crypt.gen
Varist W32/MSIL_Kryptik.LEN.gen!Eldorado
BitDefenderTheta Gen:NN.ZemsilCO.36808.@t0@a0xs1!
SentinelOne Static AI - Malicious PE
Fortinet MSIL/Kryptik.ALRL!tr
Process injection Process 2556 called NtSetContextThread to modify thread in remote process 2628
Time & API Arguments Status Return Repeated

NtSetContextThread

registers.eip: 0
registers.esp: 0
registers.edi: 0
registers.eax: 4233600
registers.ebp: 0
registers.edx: 0
registers.ebx: -139264
registers.esi: 0
registers.ecx: 0
thread_handle: 0x0000024c
process_identifier: 2628
1 0 0
Process injection Process 2556 resumed a thread in remote process 2628
Time & API Arguments Status Return Repeated

NtResumeThread

thread_handle: 0x0000024c
suspend_count: 1
process_identifier: 2628
1 0 0
Time & API Arguments Status Return Repeated

NtResumeThread

thread_handle: 0x000000dc
suspend_count: 1
process_identifier: 2556
1 0 0

NtResumeThread

thread_handle: 0x00000150
suspend_count: 1
process_identifier: 2556
1 0 0

NtResumeThread

thread_handle: 0x0000018c
suspend_count: 1
process_identifier: 2556
1 0 0

CreateProcessInternalW

thread_identifier: 2632
thread_handle: 0x0000024c
process_identifier: 2628
current_directory:
filepath: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
track: 1
command_line:
filepath_r: C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
stack_pivoted: 0
creation_flags: 134217732 (CREATE_NO_WINDOW|CREATE_SUSPENDED)
inherit_handles: 0
process_handle: 0x00000250
1 1 0

NtGetContextThread

thread_handle: 0x0000024c
1 0 0

NtAllocateVirtualMemory

process_identifier: 2628
region_size: 352256
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: 0x00000250
1 0 0

WriteProcessMemory

buffer: MZx@xº´ Í!¸LÍ!This program cannot be run in DOS mode.$PEL!•fà Ê’@`@…öxØL œ.text6ÉÊ `.rdataß*à,Î@@.dataûhú@À.relocØLNb@B
base_address: 0x00400000
process_identifier: 2628
process_handle: 0x00000250
1 1 0

WriteProcessMemory

buffer:
base_address: 0x00401000
process_identifier: 2628
process_handle: 0x00000250
1 1 0

WriteProcessMemory

buffer:
base_address: 0x0043e000
process_identifier: 2628
process_handle: 0x00000250
1 1 0

WriteProcessMemory

buffer:
base_address: 0x00441000
process_identifier: 2628
process_handle: 0x00000250
1 1 0

WriteProcessMemory

buffer:
base_address: 0x00451000
process_identifier: 2628
process_handle: 0x00000250
1 1 0

WriteProcessMemory

buffer: @
base_address: 0xfffde008
process_identifier: 2628
process_handle: 0x00000250
1 1 0

NtSetContextThread

registers.eip: 0
registers.esp: 0
registers.edi: 0
registers.eax: 4233600
registers.ebp: 0
registers.edx: 0
registers.ebx: -139264
registers.esi: 0
registers.ecx: 0
thread_handle: 0x0000024c
process_identifier: 2628
1 0 0

NtResumeThread

thread_handle: 0x0000024c
suspend_count: 1
process_identifier: 2628
1 0 0