Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	Sept. 14, 2021, 10:16 a.m.	Sept. 14, 2021, 10:18 a.m.

Size	1.0MB
Type	PE32 executable (GUI) Intel 80386, for MS Windows
MD5	`e63e0da10c77c350dff54975e94b3170`
SHA256	`caaed96b3aad8d2a3329b5088346af448509c2b2a2ead06af6fa3804fa9ef44b`
CRC32	`4550203A`
ssdeep	`24576:rAOcZEhvOBm8LNKmXjPYcUyR8C1a22SLxb:tygmX7rMZ2hxb`
PDB Path	D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb
Yara	PE_Header_Zero - PE File Signature OS_Processor_Check_Zero - OS Processor Check Malicious_Library_Zero - Malicious_Library IsPE32 - (no description)

43894826741893.JPG.scr "C:\Users\test22\AppData\Local\Temp\43894826741893.JPG.scr"
1040
- etwpo.pif "C:\Users\test22\65800429\etwpo.pif" rdjjam.ckd
  2344
  - RegSvcs.exe "C:\Users\test22\AppData\Local\Temp\RegSvcs.exe"
    1988
    - schtasks.exe "schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp8D16.tmp"
      456
    - schtasks.exe "schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp8DF2.tmp"
      2392

Name	Response	Post-Analysis Lookup
strongodss.ddns.net	A 197.210.79.201	197.210.79.201

IP Address	Status	Action
164.124.101.2	Active	Moloch
185.19.85.175	Active	Moloch
197.210.79.201	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
UDP 192.168.56.102:52062 -> 164.124.101.2:53	2028675	ET POLICY DNS Query to DynDNS Domain *.ddns .net	Potentially Bad Traffic
UDP 192.168.56.102:64034 -> 164.124.101.2:53	2028675	ET POLICY DNS Query to DynDNS Domain *.ddns .net	Potentially Bad Traffic

Suricata TLS

No Suricata TLS

Queries for the computername (2 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW Sept. 14, 2021, 10:16 a.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW Sept. 14, 2021, 10:16 a.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent Sept. 14, 2021, 10:16 a.m.			0	0
IsDebuggerPresent Sept. 14, 2021, 10:16 a.m.			0	0
IsDebuggerPresent Sept. 14, 2021, 10:16 a.m.			0	0
IsDebuggerPresent Sept. 14, 2021, 10:16 a.m.			0	0

Command line console output was observed (2 events)

Time & API	Arguments	Status	Return	Repeated
WriteConsoleW Sept. 14, 2021, 10:16 a.m.	buffer: SUCCESS: The scheduled task "SMTP Host" has successfully been created. console_handle: 0x00000007	1	1	0
WriteConsoleW Sept. 14, 2021, 10:16 a.m.	buffer: SUCCESS: The scheduled task "SMTP Host Task" has successfully been created. console_handle: 0x00000007	1	1	0

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

registry

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography\MachineGuid

This executable has a PDB path (1 event)

pdb_path

D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.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. 14, 2021, 10:16 a.m.		1	1	0

The executable contains unknown PE section names indicative of a packer (could be a false positive) (1 event)

section

.gfids

The file contains an unknown PE resource name possibly indicative of a packer (1 event)

resource name

PNG

One or more processes crashed (1 event)

Time & API	Arguments	Status	Return	Repeated
__exception__ Sept. 14, 2021, 10:16 a.m.	stacktrace: RtlFreeHeap+0x7e RtlAllocateHeap-0x23 ntdll+0x2e003 @ 0x77b0e003 GlobalFree+0x27 GlobalAlloc-0x11f kernelbase+0x13e88 @ 0x75673e88 etwpo+0x10ccd @ 0x11c0ccd etwpo+0x7536e @ 0x122536e etwpo+0x7557a @ 0x122557a etwpo+0x3fa6 @ 0x11b3fa6 etwpo+0x8f8d @ 0x11b8f8d etwpo+0x96f5 @ 0x11b96f5 etwpo+0xa2f7 @ 0x11ba2f7 etwpo+0x962c @ 0x11b962c etwpo+0xa2f7 @ 0x11ba2f7 etwpo+0x962c @ 0x11b962c etwpo+0xa2f7 @ 0x11ba2f7 etwpo+0x962c @ 0x11b962c etwpo+0xa2f7 @ 0x11ba2f7 etwpo+0x962c @ 0x11b962c etwpo+0xd87e @ 0x11bd87e etwpo+0xd967 @ 0x11bd967 etwpo+0x1648e @ 0x11c648e BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x76a433ca RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77b19ed2 RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77b19ea5 exception.instruction_r: 8b 46 04 89 45 f4 c6 47 07 80 c6 47 06 00 8b 5e exception.symbol: RtlInitUnicodeString+0x196 RtlMultiByteToUnicodeN-0x1a7 ntdll+0x2e39e exception.instruction: mov eax, dword ptr [esi + 4] exception.module: ntdll.dll exception.exception_code: 0xc0000005 exception.offset: 189342 exception.address: 0x77b0e39e registers.esp: 8381976 registers.edi: 60555656 registers.eax: 1113268921 registers.ebp: 8382028 registers.edx: 60555664 registers.ebx: 60555664 registers.esi: 6527040 registers.ecx: 9633792	1	0	0

Time & API

Arguments

Status

Return

Repeated

__exception__

Sept. 14, 2021, 10:16 a.m.

stacktrace:

RtlFreeHeap+0x7e RtlAllocateHeap-0x23 ntdll+0x2e003 @ 0x77b0e003
GlobalFree+0x27 GlobalAlloc-0x11f kernelbase+0x13e88 @ 0x75673e88
etwpo+0x10ccd @ 0x11c0ccd
etwpo+0x7536e @ 0x122536e
etwpo+0x7557a @ 0x122557a
etwpo+0x3fa6 @ 0x11b3fa6
etwpo+0x8f8d @ 0x11b8f8d
etwpo+0x96f5 @ 0x11b96f5
etwpo+0xa2f7 @ 0x11ba2f7
etwpo+0x962c @ 0x11b962c
etwpo+0xa2f7 @ 0x11ba2f7
etwpo+0x962c @ 0x11b962c
etwpo+0xa2f7 @ 0x11ba2f7
etwpo+0x962c @ 0x11b962c
etwpo+0xa2f7 @ 0x11ba2f7
etwpo+0x962c @ 0x11b962c
etwpo+0xd87e @ 0x11bd87e
etwpo+0xd967 @ 0x11bd967
etwpo+0x1648e @ 0x11c648e
BaseThreadInitThunk+0x12 VerifyConsoleIoHandle-0xb3 kernel32+0x133ca @ 0x76a433ca
RtlInitializeExceptionChain+0x63 RtlAllocateActivationContextStack-0xa1 ntdll+0x39ed2 @ 0x77b19ed2
RtlInitializeExceptionChain+0x36 RtlAllocateActivationContextStack-0xce ntdll+0x39ea5 @ 0x77b19ea5

exception.instruction_r: 8b 46 04 89 45 f4 c6 47 07 80 c6 47 06 00 8b 5e
exception.symbol: RtlInitUnicodeString+0x196 RtlMultiByteToUnicodeN-0x1a7 ntdll+0x2e39e
exception.instruction: mov eax, dword ptr [esi + 4]
exception.module: ntdll.dll
exception.exception_code: 0xc0000005
exception.offset: 189342
exception.address: 0x77b0e39e
registers.esp: 8381976
registers.edi: 60555656
registers.eax: 1113268921
registers.ebp: 8382028
registers.edx: 60555664
registers.ebx: 60555664
registers.esi: 6527040
registers.ecx: 9633792

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

Connects to a Dynamic DNS Domain (1 event)

domain

strongodss.ddns.net

Allocates read-write-execute memory (usually to unpack itself) (46 events)

Time & API	Arguments	Status
NtProtectVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1040 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x734c2000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1040 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73203000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 2344 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73fa2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 2097152 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c90000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00e50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72941000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72942000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 655360 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b20000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00b80000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a15000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a1b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a17000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009fc000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c70000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 327680 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef50000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef58000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 65536 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 1056768 (MEM_RESERVE\|MEM_TOP_DOWN) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x7ef40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009ea000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a0a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a07000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009fa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73fa2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a06000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c71000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c72000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c73000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c74000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c75000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009ec000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c76000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c77000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009fd000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c78000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c79000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c7a000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009fe000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c7b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c7c000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c7d000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c7e000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a0b000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c7f000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1

Checks whether any human activity is being performed by constantly checking whether the foreground window changed

Creates (office) documents on the filesystem (4 events)

file	C:\Users\test22\65800429\eprbxgrqdm.docx
file	C:\Users\test22\65800429\drfjfscq.docx
file	C:\Users\test22\65800429\ujixrqaqj.pdf
file	C:\Users\test22\65800429\xkxn.ppt

Creates executable files on the filesystem (4 events)

file	C:\Users\test22\65800429\Update.vbs
file	C:\Users\test22\65800429\rxwpuujsp.dll
file	C:\Users\test22\65800429\etwpo.pif
file	C:\Users\test22\65800429\wbencakfjj.cpl

Creates a suspicious process (2 events)

cmdline	"schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp8D16.tmp"
cmdline	"schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp8DF2.tmp"

Drops a binary and executes it (1 event)

file	C:\Users\test22\65800429\etwpo.pif

A process created a hidden window (2 events)

Time & API	Arguments	Status	Return	Repeated
CreateProcessInternalW Sept. 14, 2021, 10:16 a.m.	thread_identifier: 532 thread_handle: 0x000002c4 process_identifier: 456 current_directory: C:\Users\test22\AppData\Local\Temp filepath: track: 1 command_line: "schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp8D16.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x000002c8	1	1	0
CreateProcessInternalW Sept. 14, 2021, 10:16 a.m.	thread_identifier: 2404 thread_handle: 0x000002c4 process_identifier: 2392 current_directory: C:\Users\test22\AppData\Local\Temp filepath: track: 1 command_line: "schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp8DF2.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x000002d0	1	1	0

Checks for the Locally Unique Identifier on the system for a suspicious privilege (3 events)

Time & API	Arguments	Status	Return
LookupPrivilegeValueW Sept. 14, 2021, 10:16 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1
LookupPrivilegeValueW Sept. 14, 2021, 10:16 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1
LookupPrivilegeValueW Sept. 14, 2021, 10:16 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1

Yara rule detected in process memory (9 events)

description	Communications use DNS	rule	Network_DNS
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

Uses Windows utilities for basic Windows functionality (2 events)

cmdline	"schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp8D16.tmp"
cmdline	"schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp8DF2.tmp"

One or more of the buffers contains an embedded PE file (5 events)

buffer	Buffer with sha1: c443b32577fadc62280cdbd08de5e038eb377c31
buffer	Buffer with sha1: 5e1bb4b56534635ede0da83ec0344387df880f73
buffer	Buffer with sha1: bb7f3e5c4820a97a5b7b64a18755c9ab35b9a0db
buffer	Buffer with sha1: 874b7c3c97cc5b13b9dd172fec5a54bc1f258005
buffer	Buffer with sha1: 874f3caf663265f7dd18fb565d91b7d915031251

Communicates with host for which no DNS query was performed (1 event)

host

185.19.85.175

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

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4980736 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00340000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001b4	1	0	0

Looks for the Windows Idle Time to determine the uptime (1 event)

Time & API	Arguments	Status	Return	Repeated
NtQuerySystemInformation Sept. 14, 2021, 10:16 a.m.	information_class: 8 (SystemProcessorPerformanceInformation)	1	0	0

A process attempted to delay the analysis task. (1 event)

description

RegSvcs.exe tried to sleep 4957072917 seconds, actually delayed analysis time by 4957072917 seconds

Installs itself for autorun at Windows startup (3 events)

reg_key	HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Chrome	reg_value	C:\Users\test22\65800429\etwpo.pif C:\Users\test22\65800429\rdjjam.ckd
reg_key	HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AutoUpdate	reg_value	C:\Users\test22\65800429\Update.vbs
reg_key	HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Host	reg_value	C:\Program Files (x86)\SMTP Host\smtphost.exe

Potential code injection by writing to the memory of another process (1 event)

Time & API	Arguments	Status	Return	Repeated
WriteProcessMemory Sept. 14, 2021, 10:16 a.m.	buffer: ÿÿÿÿ4û~(ü~Pý~mèÿÿ jHâý~± base_address: 0x7efde000 process_identifier: 1988 process_handle: 0x000001b4	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 2344 called NtSetContextThread to modify thread in remote process 1988
NtSetContextThread Sept. 14, 2021, 10:16 a.m.	registers.eip: 2007957956 registers.esp: 3407436 registers.edi: 0 registers.eax: 3532690 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001b0 process_identifier: 1988	1	0	0

Attempts to remove evidence of file being downloaded from the Internet (1 event)

file	C:\Users\test22\AppData\Local\Temp\RegSvcs.exe:Zone.Identifier

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2344 resumed a thread in remote process 1988
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000001b0 suspend_count: 1 process_identifier: 1988	1	0	0

Executed a process and injected code into it, probably while unpacking (30 events)

Time & API	Arguments	Status	Return
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x0000017c suspend_count: 1 process_identifier: 1040	1	0
CreateProcessInternalW Sept. 14, 2021, 10:16 a.m.	thread_identifier: 1612 thread_handle: 0x00000350 process_identifier: 2344 current_directory: C:\Users\test22\65800429 filepath: C:\Users\test22\65800429\etwpo.pif track: 1 command_line: "C:\Users\test22\65800429\etwpo.pif" rdjjam.ckd filepath_r: C:\Users\test22\65800429\etwpo.pif stack_pivoted: 0 creation_flags: 67634196 (CREATE_DEFAULT_ERROR_MODE\|CREATE_NEW_CONSOLE\|CREATE_SUSPENDED\|CREATE_UNICODE_ENVIRONMENT\|EXTENDED_STARTUPINFO_PRESENT) inherit_handles: 0 process_handle: 0x00000344	1	1
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000001a4 suspend_count: 1 process_identifier: 2344	1	0
CreateProcessInternalW Sept. 14, 2021, 10:16 a.m.	thread_identifier: 2220 thread_handle: 0x000001b0 process_identifier: 1988 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\RegSvcs.exe track: 1 command_line: filepath_r: C:\Users\test22\AppData\Local\Temp\RegSvcs.exe stack_pivoted: 0 creation_flags: 4 (CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x000001b4	1	1
NtGetContextThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000001b0	1	0
NtAllocateVirtualMemory Sept. 14, 2021, 10:16 a.m.	process_identifier: 1988 region_size: 4980736 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00340000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x000001b4	1	0
WriteProcessMemory Sept. 14, 2021, 10:16 a.m.	buffer: base_address: 0x00340000 process_identifier: 1988 process_handle: 0x000001b4	1	1
WriteProcessMemory Sept. 14, 2021, 10:16 a.m.	buffer: ÿÿÿÿ4û~(ü~Pý~mèÿÿ jHâý~± base_address: 0x7efde000 process_identifier: 1988 process_handle: 0x000001b4	1	1
NtSetContextThread Sept. 14, 2021, 10:16 a.m.	registers.eip: 2007957956 registers.esp: 3407436 registers.edi: 0 registers.eax: 3532690 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x000001b0 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000001b0 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000000dc suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x00000150 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x0000018c suspend_count: 1 process_identifier: 1988	1	0
CreateProcessInternalW Sept. 14, 2021, 10:16 a.m.	thread_identifier: 532 thread_handle: 0x000002c4 process_identifier: 456 current_directory: C:\Users\test22\AppData\Local\Temp filepath: track: 1 command_line: "schtasks.exe" /create /f /tn "SMTP Host" /xml "C:\Users\test22\AppData\Local\Temp\tmp8D16.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x000002c8	1	1
CreateProcessInternalW Sept. 14, 2021, 10:16 a.m.	thread_identifier: 2404 thread_handle: 0x000002c4 process_identifier: 2392 current_directory: C:\Users\test22\AppData\Local\Temp filepath: track: 1 command_line: "schtasks.exe" /create /f /tn "SMTP Host Task" /xml "C:\Users\test22\AppData\Local\Temp\tmp8DF2.tmp" filepath_r: stack_pivoted: 0 creation_flags: 134217728 (CREATE_NO_WINDOW) inherit_handles: 1 process_handle: 0x000002d0	1	1
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000002ec suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x00000304 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x0000033c suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000003bc suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000003d0 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x000003e8 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x00000404 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x0000042c suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x00000434 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:16 a.m.	thread_handle: 0x00000448 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:17 a.m.	thread_handle: 0x00000470 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:17 a.m.	thread_handle: 0x00000484 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:17 a.m.	thread_handle: 0x00000170 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:18 a.m.	thread_handle: 0x000004a8 suspend_count: 1 process_identifier: 1988	1	0
NtResumeThread Sept. 14, 2021, 10:18 a.m.	thread_handle: 0x000004bc suspend_count: 1 process_identifier: 1988	1	0

File has been identified by 31 AntiVirus engines on VirusTotal as malicious (31 events)

Bkav	W32.AIDetect.malware1
Lionic	Trojan.Win32.Agentb.4!c
Elastic	malicious (high confidence)
McAfee	Artemis!E63E0DA10C77
Cylance	Unsafe
BitDefender	AIT.Heur.Lisk.1.3FF41719.Gen
Cyren	W32/S-536dd2d1!Eldorado
Symantec	Trojan.Gen.MBT
ESET-NOD32	RAR/Agent.DG
APEX	Malicious
Paloalto	generic.ml
Cynet	Malicious (score: 100)
Kaspersky	HEUR:Trojan.Win32.Agentb.gen
MicroWorld-eScan	AIT.Heur.Lisk.1.3FF41719.Gen
Avast	Win32:Trojan-gen
Sophos	ML/PE-A
McAfee-GW-Edition	BehavesLike.Win32.Generic.tc
FireEye	Generic.mg.e63e0da10c77c350
Ikarus	Trojan-Spy.FormBook
GData	MSIL.Backdoor.Nancat.E1H7Z3
MAX	malware (ai score=82)
Kingsoft	Win32.Troj.Undef.(kcloud)
Gridinsoft	Ransom.Win32.Wacatac.oa!s1
Microsoft	Trojan:Win32/Nanocore.BF!MTB
ALYac	Trojan.GenericKD.46953105
VBA32	Trojan.Agentb
Zoner	Trojan.Win32.92739
Rising	Trojan.Generic@ML.89 (RDML:VBCiWP2zlLTLwn5/Nptdhg)
SentinelOne	Static AI - Suspicious SFX
AVG	Win32:Trojan-gen
Panda	Trj/CI.A

Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually) (5 events)

dead_host	192.168.56.102:49176
dead_host	197.210.79.201:48562
dead_host	185.19.85.175:48562
dead_host	192.168.56.102:49175
dead_host	192.168.56.102:49177

43894826741893.JPG.scr

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