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Guide 2020-06-10
Version history 2020-06-10

Summary | ZeroBOX

Server.txt

PowerShell MZ ScreenShot AntiVM AntiDebug

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Sept. 3, 2021, 8:49 a.m.	Sept. 3, 2021, 8:58 a.m.

Size	117.2KB
Type	ASCII text, with very long lines, with CRLF line terminators
MD5	`94399d073244c168d813a46c1751b396`
SHA256	`30b4cfb6c0c1633fa3702b12a16bacdaff7a20e1667922e65f22843af46aeb88`
CRC32	`1F1B11E4`
ssdeep	`1536:LKywW7bhKpDpfOCXh9jSuzkXuxPdJ8hRNuNrKvLu2K94Drh:oY`
Yara	PowerShell_Script_MZ_Zero - PowerShell Script MZ [Zero]

cmd.exe "C:\Windows\System32\cmd.exe" /c start /wait "Xadq" C:\Users\test22\AppData\Local\Temp\Server.txt
732
- notepad.exe "C:\Windows\system32\NOTEPAD.EXE" C:\Users\test22\AppData\Local\Temp\Server.txt
  1556

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
164.124.101.2	Active	Moloch
20.150.137.35	Active	Moloch

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

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. 3, 2021, 8:49 a.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (1 event)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory Sept. 3, 2021, 8:49 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: 0x72a62000 process_handle: 0xffffffff	1	0	0

File has been identified by 2 AntiVirus engines on VirusTotal as malicious (2 events)

Symantec	ML.Attribute.HighConfidence
Microsoft	Trojan:Script/Wacatac.B!ml

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

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

host

20.150.137.35