Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	June 24, 2021, 10 a.m.	June 24, 2021, 10:08 a.m.

Size	310.3KB
Type	PE32 executable (GUI) Intel 80386, for MS Windows
MD5	`6084f2e484d7ae81d35dff0aa576c546`
SHA256	`398fbc32bcff625f8396c4b666972ea78fe5bd892a26a2cfd665de44ca768c09`
CRC32	`6969D47D`
ssdeep	`6144:OoNm+qJezPbYhYInTUaWSFrJdMaiGwWK2X+t4p7JBp:ONpszYhvXWSVJdMaeb2X+t4RJBp`
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 IsPE32 - (no description) Win32_WinRAR_SFX_Zero - Win32 WinRAR SFX

kill.exe "C:\Users\test22\AppData\Local\Temp\kill.exe"
1896
- wscript.exe "C:\Windows\System32\WScript.exe" "C:\Users\test22\AppData\Local\Temp\RarSFX0\run.vbs"
  1556
  - wscript.exe "C:\Windows\System32\WScript.exe" "C:\Users\test22\AppData\Local\Temp\RarSFX0\kill.vbs"
    2044
  - cmd.exe cmd /c ""C:\Users\test22\AppData\Local\Temp\RarSFX0\del.bat" "
    2532
explorer.exe C:\Windows\Explorer.EXE
1848

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch
195.133.40.220	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (1 event)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW June 24, 2021, 10 a.m.	computer_name: TEST22-PC	1	1	0

Command line console output was observed (24 events)

Time & API	Arguments	Status	Return
WriteConsoleW June 24, 2021, 10 a.m.	buffer: C:\Users\test22\AppData\Local\Temp\RarSFX0> console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: del console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: "C:\Users\test22\AppData\Local\Temp\dwm.exe" console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: Could Not Find C:\Users\test22\AppData\Local\Temp\dwm.exe console_handle: 0x0000000b	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: C:\Users\test22\AppData\Local\Temp\RarSFX0> console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: del console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: "C:\Users\test22\AppData\Local\Temp\WD.exe" console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: Could Not Find C:\Users\test22\AppData\Local\Temp\WD.exe console_handle: 0x0000000b	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: C:\Users\test22\AppData\Local\Temp\RarSFX0> console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: del console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: "C:\Users\test22\AppData\Local\dwm.exe" console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: Could Not Find C:\Users\test22\AppData\Local\dwm.exe console_handle: 0x0000000b	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: C:\Users\test22\AppData\Local\Temp\RarSFX0> console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: del console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: "C:\Users\test22\AppData\Local\WD.exe" console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: Could Not Find C:\Users\test22\AppData\Local\WD.exe console_handle: 0x0000000b	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: C:\Users\test22\AppData\Local\Temp\RarSFX0> console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: del console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: "C:\Users\test22\AppData\Roaming\WD.exe" console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: Could Not Find C:\Users\test22\AppData\Roaming\WD.exe console_handle: 0x0000000b	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: C:\Users\test22\AppData\Local\Temp\RarSFX0> console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: del console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: "C:\Users\test22\AppData\Roaming\dwm.exe" console_handle: 0x00000007	1	1
WriteConsoleW June 24, 2021, 10 a.m.	buffer: Could Not Find C:\Users\test22\AppData\Roaming\dwm.exe console_handle: 0x0000000b	1	1

This executable has a PDB path (1 event)

pdb_path

D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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

section

.didat

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

resource name

PNG

Allocates read-write-execute memory (usually to unpack itself) (3 events)

Time & API	Arguments	Status
NtProtectVirtualMemory June 24, 2021, 10 a.m.	process_identifier: 1896 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728c2000 process_handle: 0xffffffff	1
NtProtectVirtualMemory June 24, 2021, 10 a.m.	process_identifier: 1556 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728c2000 process_handle: 0xffffffff	1
NtProtectVirtualMemory June 24, 2021, 10 a.m.	process_identifier: 2044 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728c2000 process_handle: 0xffffffff	1

Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation (1 event)

Time & API	Arguments	Status	Return	Repeated
GetDiskFreeSpaceExW June 24, 2021, 10:01 a.m.	total_number_of_free_bytes: 13727068160 free_bytes_available: 13727068160 root_path: C:\ total_number_of_bytes: 34252779520	1	1	0

Creates executable files on the filesystem (3 events)

file	C:\Users\test22\AppData\Local\Temp\RarSFX0\run.vbs
file	C:\Users\test22\AppData\Local\Temp\RarSFX0\del.bat
file	C:\Users\test22\AppData\Local\Temp\RarSFX0\kill.vbs

Drops a binary and executes it (1 event)

file	C:\Users\test22\AppData\Local\Temp\RarSFX0\run.vbs

Executes one or more WMI queries (1 event)

wmi	Select * from Win32_Process Where Name = 'dwm.exe' OR Name = 'WD.exe'

Yara rule detected in process memory (8 events)

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

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

host

195.133.40.220

Deletes executed files from disk (1 event)

file	C:\Users\test22\AppData\Local\Temp\RarSFX0\run.vbs

One or more non-whitelisted processes were created (4 events)

parent_process	wscript.exe	martian_process	kill.vbs
parent_process	wscript.exe	martian_process	"C:\Windows\System32\WScript.exe" "C:\Users\test22\AppData\Local\Temp\RarSFX0\kill.vbs"
parent_process	wscript.exe	martian_process	del.bat
parent_process	wscript.exe	martian_process	"C:\Users\test22\AppData\Local\Temp\RarSFX0\del.bat"

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

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1896 resumed a thread in remote process 1556
NtResumeThread June 24, 2021, 10 a.m.	thread_handle: 0x000002fc suspend_count: 1 process_identifier: 1556	1	0	0

The process wscript.exe wrote an executable file to disk (1 event)

file	C:\Windows\SysWOW64\wscript.exe

File has been identified by 23 AntiVirus engines on VirusTotal as malicious (23 events)

Bkav	W32.AIDetect.malware2
MicroWorld-eScan	Trojan.GenericKD.37048829
FireEye	Trojan.GenericKD.37048829
CAT-QuickHeal	Trojan.Agent
McAfee	Artemis!6084F2E484D7
Cylance	Unsafe
Sangfor	Riskware.Win32.Wacapew.C
Arcabit	Trojan.Generic.D23551FD
APEX	Malicious
Avast	Win32:Malware-gen
BitDefender	Trojan.GenericKD.37048829
AegisLab	Trojan.Win32.Generic.4!c
Ad-Aware	Trojan.GenericKD.37048829
Emsisoft	Trojan.GenericKD.37048829 (B)
McAfee-GW-Edition	BehavesLike.Win32.Generic.fh
MAX	malware (ai score=83)
Microsoft	Trojan:Win32/Caynamer.A!ml
GData	Win32.Trojan.BSE.96XFQO
Cynet	Malicious (score: 100)
ALYac	Trojan.GenericKD.37048829
TrendMicro-HouseCall	TROJ_GEN.R011H09F921
MaxSecure	Trojan.Malware.300983.susgen
AVG	Win32:Malware-gen

kill.exe

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